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.

A207711 Number of n X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 0 0 vertically.

Table of values

n a(n)
1 2
2 16
3 114
4 2205
5 97580
6 10150118
7 2433018665
8 1332236625328
9 1658417176295910
10 4680320299339768945
11 29900757895299392674248
12 432064042048194196301219286
13 14114419978195735103237247653751
14 1042092211595049585701702108677740928

List of values

[2, 16, 114, 2205, 97580, 10150118, 2433018665, 1332236625328, 1658417176295910, 4680320299339768945, 29900757895299392674248, 432064042048194196301219286, 14114419978195735103237247653751, 1042092211595049585701702108677740928]

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

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