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Volume 21A (2021): Ron Graham Memorial Volume

Foreword by Steve Butler and Glenn Hurlbert

• A1: Multivariate Difference Gončarov Polynomials
  • Ayomikun Adeniran, Lauren Snider, and Catherine Yan
    • Abstract PDF
• A2: On an Inequality in a 1970 Paper of R. L. Graham
  • J.-P. Allouche
    • Abstract PDF
• A3: Arithmetic Progressions in Sumsets of Sparse Sets
  • Noga Alon, Ryan Alweiss, Yang P. Liu, Anders Martinsson, and Shyam Narayanan
    • Abstract PDF
• A4: Multidimensional Padé Approximation of Binomial Functions: Equalities
  • Michael A. Bennett, Greg Martin, and Kevin O'Bryant
    • Abstract PDF
      Mathematica Notebook
• A5: Graphical Enumeration and Stained Glass Windows, 1: Rectangular Grids
  • Lars Blomberg, S. R. Shannon, and N. J. A. Sloane
    • Abstract PDF
• A6: Two Extensions of Hilbert's Cube Lemma
  • Tom C. Brown and Shahram Mohsenipour
    • Abstract PDF
• A7: The Gallai-Ramsey Number for a Tree Versus Complete Graphs
  • Mark Budden
    • Abstract PDF
• A8: On Levine's Notorious Hat Puzzle
  • Joe Buhler, Chris Freiling, Ron Graham, Jonathan Kariv, James R. Roche, Mark Tiefenbruck, Clint Van Alten, and Dmytro Yeroshkin
    • Abstract PDF
• A9: Recurrence Ranks and Moment Sequences
  • Joshua Cooper and Grant Fickes
    • Abstract PDF
• A10: On Weak Twins and Up-and-down Sub-permutations
  • Andrzej Dudek, Jarosław Grytczuk, and Andrzej Ruciński
    • Abstract PDF
• A11: Distance Graphs and Arithmetic Progressions
  • Sohail Farhangi and Jarosław Grytczuk
    • Abstract PDF
• A12: Consecutive Primes Which Are Widely Digitally Delicate
  • Michael Filaseta and Jacob Juillerat
    • Abstract PDF
• A13: Spanning Trees and Domination in Hypercubes
  • Jerrold R. Griggs
    • Abstract PDF
• A14: Rook Domination on Hexagonal Hexagon Boards
  • Heiko Harborth and Hauke Nienborg
    • Abstract PDF
• A15: Strongly Image Partition Regular Matrices
  • Neil Hindman and Dona Strauss
    • Abstract PDF
• A16: Introducing Shift-constrained Rado Numbers
  • Brian Hopkins
    • Abstract PDF
• A17: Mertens' Prime Product Formula, Dissected
  • Jared Duker Lichtman
    • Abstract PDF
• A18: Curious Convergent Series of Integers with Missing Digits
  • Melvyn B. Nathanson
    • Abstract PDF
• A19: A Note on Carmichael Numbers in Residue Classes
  • Carl Pomerance
    • Abstract PDF
• A20: Tilted Corners in Integer Grids
  • I. D. Shkredov and J. Solymosi
    • Abstract PDF

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