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.

A208415 Number of n X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 0 and 0 1 1 vertically.

Table of values

n a(n)
1 2
2 16
3 102
4 1269
5 18395
6 365094
7 8948825
8 295643872
9 11569038318
10 627185978622
11 39743547264799
12 3541122637275087
13 367535911624122068
14 55280614681310159979
15 9428817551220326025746
16 2476044134980962346444356

List of values

[2, 16, 102, 1269, 18395, 365094, 8948825, 295643872, 11569038318, 627185978622, 39743547264799, 3541122637275087, 367535911624122068, 55280614681310159979, 9428817551220326025746, 2476044134980962346444356]

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

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