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.

A207811 Number of 6Xn 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 26
2 676
3 4238
4 44538
5 379444
6 3511534
7 31431114
8 285153752
9 2572767886
10 23265635822
11 210190098664
12 1899710583862
13 17166646906318
14 155137779620824
15 1401955916796682
16 12669461215751574
17 114492932648683056

List of values

[26, 676, 4238, 44538, 379444, 3511534, 31431114, 285153752, 2572767886, 23265635822, 210190098664, 1899710583862, 17166646906318, 155137779620824, 1401955916796682, 12669461215751574, 114492932648683056]

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

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