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.

A207125 Number of 5 X n 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 0 1 1 vertically.

Table of values

n a(n)
1 12
2 144
3 612
4 2560
5 12288
6 49861
7 186822
8 712756
9 2628872
10 9322638
11 32786325
12 113962102
13 389265450
14 1317047475
15 4424787530
16 14738119860
17 48761979210
18 160532542000
19 525896099120
20 1715320212047
21 5575387622490
22 18064884103644

List of values

[12, 144, 612, 2560, 12288, 49861, 186822, 712756, 2628872, 9322638, 32786325, 113962102, 389265450, 1317047475, 4424787530, 14738119860, 48761979210, 160532542000, 525896099120, 1715320212047, 5575387622490, 18064884103644]

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

Content is available under The OEIS End-User License Agreement.