cp's OEIS Frontend

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.

A207344 Number of nX6 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically.

Table of values

n a(n)
1 18
2 324
3 858
4 5290
5 27022
6 128292
7 684324
8 3524736
9 17492664
10 91157630
11 466901309
12 2357231531
13 12176328967
14 62219037705
15 316361642076
16 1627284771068
17 8309635888371
18 42388164632017
19 217515758892581
20 1110796489660535

List of values

[18, 324, 858, 5290, 27022, 128292, 684324, 3524736, 17492664, 91157630, 466901309, 2357231531, 12176328967, 62219037705, 316361642076, 1627284771068, 8309635888371, 42388164632017, 217515758892581, 1110796489660535]

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

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