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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.

A246115 Number of inequivalent n X n matrices with entries from [9], where equivalence means permutations of rows or columns.

Table of values

n a(n)
0 1
1 9
2 1701
3 10865205
4 3223155968811
5 49871029909245781491
6 43460016875695276108491159279
7 2254372634250117773973027448098778962279
8 7252372830439610560387220475713321003653570924839924
9 1493197587365241166689220567691206411606485768307602552950789523519

List of values

[1, 9, 1701, 10865205, 3223155968811, 49871029909245781491, 43460016875695276108491159279, 2254372634250117773973027448098778962279, 7252372830439610560387220475713321003653570924839924, 1493197587365241166689220567691206411606485768307602552950789523519]

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

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