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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.

A223596 Petersen graph (8,2) coloring a rectangular array: number of nX5 0..15 arrays where 0..15 label nodes of a graph with edges 0,1 0,8 8,14 8,10 1,2 1,9 9,15 9,11 2,3 2,10 10,12 3,4 3,11 11,13 4,5 4,12 12,14 5,6 5,13 13,15 6,7 6,14 7,0 7,15 and every array movement to a horizontal, diagonal or antidiagonal neighbor moves along an edge of this graph.

Table of values

n a(n)
1 1296
2 32768
3 1124064
4 43725920
5 1807461152
6 77164934624
7 3355919411936
8 147579242411936
9 6534353238114336
10 290550417324168160
11 12953574232435565408
12 578463167657721834784
13 25858916789120236286624

List of values

[1296, 32768, 1124064, 43725920, 1807461152, 77164934624, 3355919411936, 147579242411936, 6534353238114336, 290550417324168160, 12953574232435565408, 578463167657721834784, 25858916789120236286624]

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

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