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.

A207583 Number of n X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 1 1 vertically.

Table of values

n a(n)
1 2
2 16
3 60
4 432
5 3094
6 25776
7 263550
8 3832616
9 69396520
10 1475600124
11 38962584092
12 1441585611138
13 67002761499928
14 3878723937334928
15 264400592646069420
16 24784751879627310504
17 3083505379073129163384
18 470186218198870776234068

List of values

[2, 16, 60, 432, 3094, 25776, 263550, 3832616, 69396520, 1475600124, 38962584092, 1441585611138, 67002761499928, 3878723937334928, 264400592646069420, 24784751879627310504, 3083505379073129163384, 470186218198870776234068]

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

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