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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.

A346209 Number of n X n matrices over GF(3) with no eigenvalues in GF(3), i.e., neither 0 nor 1 nor 2 is an eigenvalue.

Table of values

n a(n)
0 1
1 0
2 18
3 3456
4 7619508
5 149200289280
6 26394940582090344
7 42062797470468915399168
8 603463180651533072058654437264
9 77927374189849689541269666899007713280
10 90570450400853976077932766909301405665963077152

List of values

[1, 0, 18, 3456, 7619508, 149200289280, 26394940582090344, 42062797470468915399168, 603463180651533072058654437264, 77927374189849689541269666899007713280, 90570450400853976077932766909301405665963077152]

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

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