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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.

A264340 Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having index change +-(.,.) 0,0 0,1 or 1,2.

Table of values

n a(n)
1 9409
2 1759250
3 345358201
4 67833964762
5 13323150080401
6 2616784941180034
7 513959727627375369
8 100946240914292115722
9 19826735452231888373729
10 3894146380641069135233138
11 764844826340243559292129305

List of values

[9409, 1759250, 345358201, 67833964762, 13323150080401, 2616784941180034, 513959727627375369, 100946240914292115722, 19826735452231888373729, 3894146380641069135233138, 764844826340243559292129305]

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

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