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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.

A217981 Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random 0..1 nX7 array.

Table of values

n a(n)
1 26
2 26
3 676
4 4046
5 43258
6 363728
7 3375350
8 30097566
9 272859916
10 2457033362
11 22187715406
12 200128757472
13 1805997462058
14 16294400662942
15 147026523230292
16 1326594311794394
17 11969797169381830
18 108002268912887340

List of values

[26, 26, 676, 4046, 43258, 363728, 3375350, 30097566, 272859916, 2457033362, 22187715406, 200128757472, 1805997462058, 16294400662942, 147026523230292, 1326594311794394, 11969797169381830, 108002268912887340]

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

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