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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.

A300207 Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

Table of values

n a(n)
1 64
2 8192
3 916061
4 105708560
5 12180207076
6 1404241937017
7 161892308617170
8 18664492764362592
9 2151821343856271110
10 248082627699949131634
11 28601348103095688080835
12 3297438140691647751490978

List of values

[64, 8192, 916061, 105708560, 12180207076, 1404241937017, 161892308617170, 18664492764362592, 2151821343856271110, 248082627699949131634, 28601348103095688080835, 3297438140691647751490978]

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

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