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.

A208282 Number of n X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 1 0 vertically.

Table of values

n a(n)
1 2
2 16
3 102
4 984
5 9900
6 119580
7 1604862
8 24229696
9 403795242
10 7388858420
11 147219127000
12 3175214941800
13 73720244775658
14 1833809960513104
15 48667824127404150
16 1372862920890984032
17 41025768742532649684

List of values

[2, 16, 102, 984, 9900, 119580, 1604862, 24229696, 403795242, 7388858420, 147219127000, 3175214941800, 73720244775658, 1833809960513104, 48667824127404150, 1372862920890984032, 41025768742532649684]

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

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