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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.

A263542 Triangle T(M, N): Number of M X N matrices where 1 all elements are distinct, all elements are at least 0 and at most M*N-1, and every 2 X 2 block of elements has the same sum.

Table of values

n a(n)
2 24
3 112
4 376
5 768
6 2160
7 20352
8 5376
9 5904
10 86208
11 51840
12 64512
13 56736
14 1628352
15 1342656
16 44084736

List of values

[24, 112, 376, 768, 2160, 20352, 5376, 5904, 86208, 51840, 64512, 56736, 1628352, 1342656, 44084736]

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

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