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.

A208033 Number of n X n 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 0 1 vertically.

Table of values

n a(n)
1 2
2 16
3 102
4 961
5 21147
6 811801
7 44918280
8 4186478209
9 714320063886
10 207770920176121
11 99259943862610227
12 80457895275392565121
13 112399424925446158169479
14 266845510437068945897046016

List of values

[2, 16, 102, 961, 21147, 811801, 44918280, 4186478209, 714320063886, 207770920176121, 99259943862610227, 80457895275392565121, 112399424925446158169479, 266845510437068945897046016]

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

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