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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.

A229389 Number of nX5 0..3 arrays of the sum of the corresponding element, the element to the east and the element to the south in a larger (n+1)X6 0..1 array.

Table of values

n a(n)
1 560
2 68672
3 5212236
4 345788172
5 22494002188
6 1451228983308
7 93250181644300
8 5979900142878732
9 383094040360124428
10 24530192376561401868
11 1570321873470780080140
12 100513065865910817914892

List of values

[560, 68672, 5212236, 345788172, 22494002188, 1451228983308, 93250181644300, 5979900142878732, 383094040360124428, 24530192376561401868, 1570321873470780080140, 100513065865910817914892]

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

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