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.

A303628 Number of 6Xn 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

Table of values

n a(n)
1 32
2 10
3 2520
4 10741
5 398859
6 6446485
7 179884814
8 4470005178
9 122594183754
10 3358212405222
11 93494167786193
12 2615702793245652
13 73423169266382719
14 2065363849547312414
15 58153976434030392443
16 1638589480520177365526

List of values

[32, 10, 2520, 10741, 398859, 6446485, 179884814, 4470005178, 122594183754, 3358212405222, 93494167786193, 2615702793245652, 73423169266382719, 2065363849547312414, 58153976434030392443, 1638589480520177365526]

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

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