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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.

A223873 Number of nX5 0..3 arrays with rows, diagonals and antidiagonals unimodal.

Table of values

n a(n)
1 296
2 87616
3 12520369
4 1271992512
5 122550633425
6 12351748855245
7 1299083474922390
8 138955309650574888
9 14892661035553869840
10 1593443532741228709813
11 170300353977982013960252

List of values

[296, 87616, 12520369, 1271992512, 122550633425, 12351748855245, 1299083474922390, 138955309650574888, 14892661035553869840, 1593443532741228709813, 170300353977982013960252]

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

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