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.

A269080 Number of 6Xn binary arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling two not more than once.

Table of values

n a(n)
1 64
2 659
3 10167
4 123976
5 1529241
6 18220241
7 210476400
8 2427784475
9 27272243911
10 306906072088
11 3392662878321
12 37516091561153
13 410121025237344
14 4478699111368451
15 48545701054002647
16 525277883650197736

List of values

[64, 659, 10167, 123976, 1529241, 18220241, 210476400, 2427784475, 27272243911, 306906072088, 3392662878321, 37516091561153, 410121025237344, 4478699111368451, 48545701054002647, 525277883650197736]

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

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