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.

A246154 Number of inequivalent n X 9 binary matrices, where equivalence means permutations of rows or columns or the symbol set.

Table of values

n a(n)
0 1
1 5
2 70
3 1142
4 32327
5 1291582
6 65131512
7 3608247685
8 201068340141
9 10733521835504
10 536688063735206
11 24928346415088256
12 1074344019881899521
13 43049680020575937728
14 1609339115058138292660
15 56340829613924685604765
16 1854088123360165773020846

List of values

[1, 5, 70, 1142, 32327, 1291582, 65131512, 3608247685, 201068340141, 10733521835504, 536688063735206, 24928346415088256, 1074344019881899521, 43049680020575937728, 1609339115058138292660, 56340829613924685604765, 1854088123360165773020846]

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

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