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.

A207466 Number of nX7 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 0 and 1 0 1 vertically.

Table of values

n a(n)
1 25
2 625
3 3399
4 33393
5 247631
6 2090927
7 16675001
8 136803627
9 1107817969
10 9020755725
11 73241249411
12 595437782873
13 4838237303149
14 39325402627329
15 319598032561739
16 2597506529364501
17 21110282812302019
18 171568068317114121

List of values

[25, 625, 3399, 33393, 247631, 2090927, 16675001, 136803627, 1107817969, 9020755725, 73241249411, 595437782873, 4838237303149, 39325402627329, 319598032561739, 2597506529364501, 21110282812302019, 171568068317114121]

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

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