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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.

A264363 Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change 0,0 0,2 1,0 or -1,-2.

Table of values

n a(n)
1 169
2 5184
3 215296
4 8139609
5 310358689
6 11834176225
7 450847788304
8 17180991840016
9 654674355426025
10 24946448969913601
11 950585713755901609
12 36222101462252160016
13 1380244690837659186576
14 52594277751165110245321

List of values

[169, 5184, 215296, 8139609, 310358689, 11834176225, 450847788304, 17180991840016, 654674355426025, 24946448969913601, 950585713755901609, 36222101462252160016, 1380244690837659186576, 52594277751165110245321]

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

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