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.

A268999 Number of 5Xn binary arrays with some element plus some horizontally or antidiagonally adjacent neighbor totalling two not more than once.

Table of values

n a(n)
1 32
2 379
3 4083
4 43512
5 421450
6 4097199
7 38241770
8 354861630
9 3233293149
10 29238488883
11 261801167468
12 2329097648405
13 20588801089961
14 181083224080162
15 1585346158237184
16 13824737077018333
17 120130562347636272

List of values

[32, 379, 4083, 43512, 421450, 4097199, 38241770, 354861630, 3233293149, 29238488883, 261801167468, 2329097648405, 20588801089961, 181083224080162, 1585346158237184, 13824737077018333, 120130562347636272]

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

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