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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A125536 Number of n X n arrays with entries in 1..6 in which adjacent entries differ by 4 or less (adjacent means in x or y directions).

Table of values

n a(n)
0 1
1 6
2 1058
3 5748554
4 948155870210
5 4756811244059748042
6 725704975038742796696062050
7 3366853797682513115652233385161124618
8 475014727091441236705100922925411926217680828034

List of values

[1, 6, 1058, 5748554, 948155870210, 4756811244059748042, 725704975038742796696062050, 3366853797682513115652233385161124618, 475014727091441236705100922925411926217680828034]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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