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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.

A222168 Number of nX7 0..4 arrays with entries increasing mod 5 by 0, 1 or 2 rightwards and downwards, starting with upper left zero.

Table of values

n a(n)
1 729
2 199497
3 60481881
4 18838482047
5 5923189816253
6 1869223526083263
7 590771311004409091
8 186831129401198761761
9 59100748356892786911715
10 18697545591371281608525201
11 5915566903646796343481287921

List of values

[729, 199497, 60481881, 18838482047, 5923189816253, 1869223526083263, 590771311004409091, 186831129401198761761, 59100748356892786911715, 18697545591371281608525201, 5915566903646796343481287921]

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

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