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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.

A222459 Number of n X 3 0..7 arrays with no entry increasing mod 8 by 7 rightwards or downwards, starting with upper left zero.

Table of values

n a(n)
1 49
2 12943
3 3418807
4 903055069
5 238535974201
6 63007686842527
7 16643060295393343
8 4396153388210813341
9 1161214600539946100449
10 306727092854223318882703
11 81019916083604999480935207

List of values

[49, 12943, 3418807, 903055069, 238535974201, 63007686842527, 16643060295393343, 4396153388210813341, 1161214600539946100449, 306727092854223318882703, 81019916083604999480935207]

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

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