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.

A207658 Number of nX5 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 1 0 0 vertically.

Table of values

n a(n)
1 16
2 256
3 912
4 3358
5 13902
6 60762
7 284108
8 1384420
9 7001532
10 36242874
11 191029826
12 1018248682
13 5472087028
14 29556555912
15 160218127504
16 870447242906
17 4736443652506
18 25798272697626
19 140613098735224
20 766743297033876

List of values

[16, 256, 912, 3358, 13902, 60762, 284108, 1384420, 7001532, 36242874, 191029826, 1018248682, 5472087028, 29556555912, 160218127504, 870447242906, 4736443652506, 25798272697626, 140613098735224, 766743297033876]

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

Content is available under The OEIS End-User License Agreement.