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.

A207805 Number of nX5 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 0 and 1 0 1 vertically.

Table of values

n a(n)
1 16
2 256
3 1260
4 9040
5 57184
6 379444
7 2472540
8 16206848
9 106011620
10 694009184
11 4542097536
12 29729773868
13 194584835796
14 1273595422280
15 8335887348348
16 54559852092224
17 357103742801920
18 2337306999308120
19 15298084063769760

List of values

[16, 256, 1260, 9040, 57184, 379444, 2472540, 16206848, 106011620, 694009184, 4542097536, 29729773868, 194584835796, 1273595422280, 8335887348348, 54559852092224, 357103742801920, 2337306999308120, 15298084063769760]

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

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