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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.

A053856 Number of n X n matrices over GF(4) of order dividing 2 (i.e., number of solutions of X^2=I in GL(n,4)).

Table of values

n a(n)
1 1
2 16
3 316
4 69616
5 21999616
6 74351051776
7 374910580965376
8 20054412250260176896
9 1616592330896738401386496
10 1379799701868277127827135922176
11 1779219416300608052895431535861170176

List of values

[1, 16, 316, 69616, 21999616, 74351051776, 374910580965376, 20054412250260176896, 1616592330896738401386496, 1379799701868277127827135922176, 1779219416300608052895431535861170176]

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

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