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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.

A222442 Number of n X 6 0..3 arrays with entries increasing mod 4 by 0, 1 or 2 rightwards and downwards, starting with upper left zero.

Table of values

n a(n)
1 243
2 50421
3 10499787
4 2187822609
5 455924913093
6 95013316876491
7 19800569621116647
8 4126399930787828049
9 859933842854600077173
10 179208573795933519199311
11 37346725549299749805268107

List of values

[243, 50421, 10499787, 2187822609, 455924913093, 95013316876491, 19800569621116647, 4126399930787828049, 859933842854600077173, 179208573795933519199311, 37346725549299749805268107]

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

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