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.

A208366 Number of nX5 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 0 1 0 vertically.

Table of values

n a(n)
1 16
2 256
3 1644
4 9999
5 67396
6 422541
7 2563359
8 15730896
9 96081144
10 582174000
11 3527156073
12 21366154944
13 129224742827
14 781136134575
15 4721445779732
16 28529589334000
17 172355128544728
18 1041178745668425
19 6289245172035000

List of values

[16, 256, 1644, 9999, 67396, 422541, 2563359, 15730896, 96081144, 582174000, 3527156073, 21366154944, 129224742827, 781136134575, 4721445779732, 28529589334000, 172355128544728, 1041178745668425, 6289245172035000]

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

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