cp's OEIS Frontend

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.

A283029 Number of inequivalent 5 X 5 matrices with entries in {1,2,3,..,n} when a matrix and its transpose are considered equivalent.

Table of values

n a(n)
0 0
1 1
2 16793600
3 423651479175
4 562950490292224
5 149011627197265625
6 14215144250057342976
7 670534312205763205375
8 18889465949070766899200
9 358948993948871860432449
10 5000000000500000000000000
11 54173529719030485105622951
12 476981083228048575587942400

List of values

[0, 1, 16793600, 423651479175, 562950490292224, 149011627197265625, 14215144250057342976, 670534312205763205375, 18889465949070766899200, 358948993948871860432449, 5000000000500000000000000, 54173529719030485105622951, 476981083228048575587942400]

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

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