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• A1: Order Types of Shifts of Morphic Words
  • Yin Choi Cheng
    • Abstract
      
• A2: Arithmetic Properties For Overpartition Triples with Odd Parts
  • Rinchin Drema and Nipen Saikia
    • Abstract
      
• A3: Pairwise Modular Multiplicative Inverses and Fibonacci Numbers
  • Carlo Sanna
    • Abstract
      
• A4: Sums of Three Fibonacci Numbers Close to a Power of 2
  • Bibhu Prasad Tripathy and Bijan Kumar Patel
    • Abstract
      
• A5: Odd Deficient-Perfect Numbers with Four Distinct Prime Factors
  • Shichun Yang and Alain Togbé
    • Abstract
      
• A6: Discrete Measures and the Riemann Hypothesis of Some L-Function in the Selberg Class
  • M. P. Chaudhary, Kamel Mazhouda, and Mohammed Mekkaoui
    • Abstract
      
• A7: On Leonardo p-Numbers
  • Elif Tan and Ho-Hon Leung
    • Abstract
      
• A8: Units from Square Roots of Rational Numbers
  • Kurt Girstmair
    • Abstract
      
• A9: A Bijection for Partitions Simultaneously s-Regular and t-Distinct
  • William J. Keith
    • Abstract
      
• A10: Two Identities for Complex Numbers with Applications to Special Sequences and Functions
  • Horst Alzer and Man Kam Kwong
    • Abstract
      
      Addendum
            Addendum
• A11: Recurrences in Terms of Special Polynomials for Exponential Sums of Elementary Symmetric Polynomials over Finite Fields
  • Axel O. Gómez-Flores, Luis A. Medina, Luisiany Pomales, and Carlos F. Santiago-Calderón
    • Abstract
      
• A12: Proofs of Chappelon and Ramírez Alfonsín Conjectures on Square Frobenius Numbers and Their Relationship to Simultaneous Pell Equations
  • Damanvir Singh Binner
    • Abstract
      
• A13: On the Small Prime Factors of a Non-deficient Number
  • Joshua Zelinsky
    • Abstract
      
• A14: On the Almkvist--Meurman Theorem for Bernoulli Polynomials
  • Ira M. Gessel
    • Abstract
      
• A15: Line Sidon Sets
  • Miriam Patry and Audie Warren
    • Abstract
      
• A16: The Average Behavior of a Hybrid Arithmetic Function Involving Hecke Eigenvalues
  • Guodong Hua, Bin Chen, and Rong Miao
    • Abstract
      
• A17: The Distributions of High Moments of Cusp Form Coefficients over Arithmetic Progressions
  • Guodong Hua, Bin Chen, and Rong Miao
    • Abstract
      
• A18: On The Partition Regularity of \(ax+by = cw^mz^n\)
  • Sohail Farhangi and Richard Magner
    • Abstract
      
• A19: The Reciprocals of Tails of the Alternating Riemann Zeta Function
  • Zhonghua Li and Lu Yan
    • Abstract
      
• A20: On a Relation between Schreier-Type Sets and a Modification of Turán Graphs
  • Hùng Việt Chu
    • Abstract
      
• A21: New Formulas for the Riemann Zeta Function
  • Aditya Akula and Ghaith Hiary
    • Abstract
      
• A22: Finding a Widely Digitally Delicate Prime
  • Jon Grantham
    • Abstract
      
• A23: Extremal Sequences for the Unit-Weighted Gao Constant of \(\mathbb{Z}_n\)
  • Santanu Mondal, Krishnendu Paul, and Shameek Paul
    • Abstract
      
• A24: Relating Fibonacci Numbers to the Infinitudes of Certain Primes
  • John P. Georges, David W. Mauro, and Yan Wang
    • Abstract
      
• A25: Families of Modular Arithmetic Progressions with an Interval of Distance Multiplicities
  • Peter J. Dukes and Tao Gaede
    • Abstract
      
• A26: Raw Moments and Entropy Associated with the Last Part in a Composition
  • Meenakshi Rana and Abhimanyu Kumar
    • Abstract
      
• A27: Quadrinomial-Like Versions for Wolstenholme, Morley and Glaisher Congruences
  • Hacène Belbachir and Yassine Otmani
    • Abstract
      
• A28: A Characterization of Primes Based on Eulerian Numbers
  • Takashi Agoh
    • Abstract
      
• A29: Exceptional Sets for Spinor-Regular Ternary Quadratic Forms
  • A. G. Earnest
    • Abstract
      
• A30: Some 2-Adic Conjectures Concerning Polyomino Tilings of Aztec Diamonds
  • James Propp
    • Abstract
      
• A31: On the Equation \(\sigma^*(n)=1+Mn\)
  • Elchin Hasanalizade
    • Abstract
      
• A32: Cyclemaster Matrices and Primality Testing
  • Marcin Mazur and Stephen M. Zemyan
    • Abstract
      
• A33: A Probabilistic Proof that \(\sum_{j=1}^{n}H_j^{(s)}=(n+1)H_n^{(s)}-H_n^{(s-1)}\)
  • Reza Farhadian
    • Abstract
      
• A34: Integral Representations of Catalan Numbers and Sums Involving Central Binomial Coefficients
  • Bai-Ni Guo and Dongkyu Lim
    • Abstract
      
• A35: Doubling Constant for Subgroups of \(\mathbb Z_p^*\)
  • Albert Cochrane, Todd Cochrane, and Craig Spencer
    • Abstract
      
• A36: Prime Divisors of \(a^{n}-b^{n}\)
  • Pradipto Banerjee
    • Abstract
      
• A37: Wang-Sun Formula in \(\overrightarrow{GL}(\mathbb{Z}/2k\mathbb{Z})\)
  • Octavio A. Agustín-Aquino
    • Abstract
      
• A38: Extensions of Sury's Relation Involving Fibonacci k-step and Lucas k-step Polynomials
  • Chan-Liang Chung, Jialing Yao, and Kanglun Zhou
    • Abstract
      
• A39: The Triangle Algorithm for Bernoulli Polynomials
  • Naho Kawasaki and Yasuo Ohno
    • Abstract
      
• A40: A Note on the Number of Representations of a Positive Integer as a Sum of Generalized Polygonal Numbers
  • Subhajit Bandyopadhyay and Nayandeep Deka Baruah
    • Abstract
      
• A41: A Jacobi Symbol Criterion Involving k-Fibonacci and k-Lucas Numbers and Integer Points on Elliptic Curves
  • Gérsica Freitas, Jean Lelis, and Elaine Silva
    • Abstract
      
• A42: Gaps in Intervals of N-Expansions
  • Jaap de Jonge and Cor Kraaikamp
    • Abstract
      
      Errata
            Errata
• A43: Partitions with Designated Summands Not Divisible by \(2^\ell\), 2 and \(3^\ell\) Modulo 2, 4, and 3
  • Daniel Herden, Mark R. Sepanski, Jonathan Stanfill, Cordell C. Hammon, Joel Henningsen, Henry Ickes, and Indalecio Ruiz
    • Abstract
      
• A44: Proof of a Conjecture of Krawchuk and Rampersad on the Cyclic Complexity of the Thue-Morse Sequence
  • Jeffrey Shallit
    • Abstract
      
• A45: On the Nonintegrality of Certain Generalized Binomial Sums
  • Bernd C. Kellner
    • Abstract
      
• A46: Significant Digits of Primes in Subsets
  • Henry Glunz
    • Abstract
      
• A47: Rainbow Numbers of \([m] \times [n]\) for \(x_1+x_2 = x_3\)
  • Kean Fallon, Ethan Manhart, Joe Miller, Hunter Rehm, Nathan Warnberg, and Laura Zinnel
    • Abstract
      
• A48: Lattice Equable Quadrilaterals III: Tangential and Extangential Cases
  • Christian Aebi and Grant Cairns
    • Abstract
      
• A49: Extremal Sequences Related to the Jacobi Symbol
  • Santanu Mondal, Krishnendu Paul, and Shameek Paul
    • Abstract
      
• A50: On Ratios of Consecutive Prime Gaps
  • William D. Banks
    • Abstract
      
• A51: There Is No Carmichael Number of the Form \(2^n p^2+1\) with \(p\) Prime
  • Florian Luca and Jean Lucien Randrianantenaina
    • Abstract
      
• A52: On the Integer Solutions of the Diophantine Equation \((x+y+z)^2=xyw\)
  • Heli Duan and Yangcheng Li
    • Abstract
      
• A53: Two Pairs of Biquadrates with Equal Sums
  • Ajai Choudhry
    • Abstract
      
• A54: A Canonical Coloring Theorem for Piecewise Syndetic Subsets of \(\mathbb{N}\)
  • Tom C. Brown
    • Abstract
      
• A55: \(p\)-Adic Valuation of \(\prod_{k=m+1}^{n} (k^2-m^2)\)
  • Chang-Kun Jia and Chuan-Ze Niu
    • Abstract
      
• A56: Periodicity and the Index of Integer Partitions
  • Nicholas W. Mayers
    • Abstract
      
• A57: Divisibility Properties for Integer Sequences
  • Daniel B. Shapiro
    • Abstract
      
• A58: Limiting Behavior in Growth of Bulgarian Solitaire Orbits
  • Nhung Pham
    • Abstract
      
• A59: Theta-Function Identities, Explicit Values for Ramanujan's Continued Fractions of Order Sixteen and Applications to Partition Theory
  • Shraddha Rajkhowa and Nipen Saikia
    • Abstract
      
• A60: Rational Ehrhart Theory
  • Matthias Beck, Sophia Elia, and Sophie Rehberg
    • Abstract
      
• A61: Miscellaneous Series Identities with Cauchy and Harmonic Numbers, and Their Interpretation as Ramanujan Summation
  • Marc-Antoine Coppo
    • Abstract
      
• A62: Resolution of Mathar's Conjectures on Counting Power Residues
  • Samer Seraj
    • Abstract
      
• A63: Sums of Distinct Polynomial Residues
  • Carrie Finch-Smith, Joshua Harrington, and Tony W. H. Wong
    • Abstract
      
• A64: On \(abc\) Triples of the Form \((1,c-1,c)\)
  • Elise Alvarez-Salazar, Alexander J. Barrios, Calvin Henaku, and Summer Soller
    • Abstract
      
• A65: A Remark on Fine's Arithmetic Functions
  • Alexander E. Patkowski
    • Abstract
      
• A66: Coprime Mappings on Gaussian Lines
  • Elise Carlos, Nestor Iwanojko, Reece Keller, and Leanne Robertson
    • Abstract
      
• A67: A Note on Public Key Cryptography Based on Williams-Guy Functions
  • E. L. Roettger
    • Abstract
      
• A68: On Some Results on Practical Numbers
  • Sai Teja Somu, Ting Hon Stanford Li, and Andrzej Kukla
    • Abstract
      
• A69: Transcendence of Some Power Series in Function Fields
  • Natthaphong Chitmung, Tuangrat Chaichana, and Sureeporn Chaopraknoi
    • Abstract
      
• A70: Local Differences Determined by Convex Sets
  • Krishnendu Bhowmick, Miriam Patry, and Oliver Roche-Newton
    • Abstract
      
• A71: On the Riemann Hypothesis and the Dedekind Psi Function
  • Arturo Carpi and Valerio D'Alonzo
    • Abstract
      
• A72: An Alternative Approach to Computing \(\beta(2k+1)\)
  • Naomi Tanabe and Nawapan Wattanawanichkul
    • Abstract
      
• A73: Coloring and Boundary Invariants for Polyominoes
  • Juri Kirillov
    • Abstract
      
• A74: A Dombi Counterexample with Positive Lower Density
  • Jeffrey Shallit
    • Abstract
      
• A75: Consecutive Primes Which Are Widely Digitally Delicate and Brier Numbers
  • Michael Filaseta, Jacob Juillerat, and Thomas Luckner
    • Abstract
      
• A76: A Note on the Exponential Diophantine Equation \((44m^2+1)^x+(5m^2-1)^y=(7m)^z\)
  • Elchin Hasanalizade
    • Abstract
      
• A77: Some Congruences for Regular Partitions with Distinct Odd Parts
  • Jing-Jun Yu
    • Abstract
      
• A78: Inversion Sequences Avoiding Quadruple Length-3 Patterns
  • David Callan and Toufik Mansour
    • Abstract
      
• A79: On Inequalities Involving Counts of the Prime Factors of an Odd Perfect Number
  • Graeme Clayton and Cody Hansen
    • Abstract
      
• A80: A Unified Generalization of Touchard and Fubini Polynomial Extensions
  • Joseé A. Adell and Sithembele Nkonkobe
    • Abstract
      
• A81: Stirling Numbers and the Partition Method for a Power Series Expansion
  • Victor Kowalenko
    • Abstract
      
• A82: On Natural Leaping Convergents of Regular Continued Fractions and an Application to Linear Fractional Transformations
  • Carsten Elsner and Christopher Robin Havens
    • Abstract
      
• A83: A New Class of Ordinary Generating Functions for Binary Products of Mersenne Numbers and Gaussian Numbers with Parameters \(p\) and \(q\)
  • Nabiha Saba, Ali Boussayoud, Serkan Araci, and Mohamed Kerada
    • Abstract
      
• A84: Lucas Type Sequences and Sums of Binomial Coefficients
  • Russell A. Gordon
    • Abstract
      
• A85: Prime Density of Lehmer Sequences
  • Christian Ballot
    • Abstract
      
• A86: Existence of Cycles in Ducci’s Four-Number Game with Modular Multiplication
  • Tasha Fellman and Dominic Klyve
    • Abstract
      
• A87: Integer Sequences with Regularly Varying Counting Functions Have Power-law Variance Functions
  • Joel E. Cohen
    • Abstract
      
• A88: A Probabilistic Proof of a Recursion Formula for Sums of Integer Powers
  • Reza Farhadian
    • Abstract
      
• A89: A Note on the Number of Egyptian Fractions
  • Noah Lebowitz-Lockard and Victor Souza
    • Abstract
      
• A90: Compositions That Are Palindromic Modulo m
  • Matthew Just
    • Abstract
      
• A91: Fixed Divisors of Products of Polynomials
  • Devendra Prasad
    • Abstract
      
• A92: Harmonic Numbers: Combinatorial Identities and Series Representations
  • Horst Alzer and Péter Kórus
    • Abstract
      
• A93: On an Exponential Power Sum
  • Neha Elizabeth Thomas and K Vishnu Namboothiri
    • Abstract
      
• A94: Dirichlet Convolution and the Binet Formula
  • Emil Daniel Schwab and Gabriela Schwab
    • Abstract
      
• A95: Lots and Lots of Perrin-Type Primality Tests and Their Pseudo-Primes
  • Robert Dougherty-Bliss and Doron Zeilberger
    • Abstract
      
• A96: On Means of Near Continued Fractions
  • Thomás Jung Spier
    • Abstract
      
• A97: Distribution of 3-Regular and 5-Regular Partitions
  • Qi-Yang Zheng
    • Abstract
      
• A98: Some Variations of q-Analogues of Sun and Tauraso's Congruence
  • Wei-Wei Qi
    • Abstract
      
• A99: On Proofs of Generalized Knuth's Old Sum
  • Akalu Tefera and Aklilu Zeleke
    • Abstract
      

• G1: A Multiple Hook Removing Game Whose Starting Position Is a Rectangular Young Diagram with Unimodal Numbering
  • Tomoaki Abuku and Masato Tada
    • Abstract
      
• G2: A Further Investigation of Positions in Sylver Coinage for Which Four Has Been Chosen
  • Rachel Eaton and Kurt Herzinger
    • Abstract
      
• G3: Restricted Nim with a Pass
  • Ryohei Miyadera and Hikaru Manabe
    • Abstract
      
• G4: A Variant of Nim Played on Boolean Matrices
  • Stephen J. Curran, Stephen C. Locke, and Richard M. Low
    • Abstract
      
• G5: The Spectrum of Nim-Values for Achievement Games for Generating Finite Groups
  • Bret J. Benesh, Dana C. Ernst, and Nándor Sieben
    • Abstract
      
• G6: Infinite Hex Is a Draw
  • Joel David Hamkins and Davide Leonessi
    • Abstract
      
• G7: On the Sprague-Grundy Function of Compound Games
  • Endre Boros, Vladimir Gurvich, Levi Kitrossky, and Kazuhisa Makino
    • Abstract