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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.

A211877 Number of involutions in GL(n,4).

Table of values

n a(n)
1 1
2 21
3 673
4 102273
5 47663617
6 110981851137
7 815432848809985
8 30052835284679819265
9 3519512226295269640765441
10 2069751512310185039905834926081
11 3874510079394593253089862950754189313
12 36431456010689490638771956423547489198538753

List of values

[1, 21, 673, 102273, 47663617, 110981851137, 815432848809985, 30052835284679819265, 3519512226295269640765441, 2069751512310185039905834926081, 3874510079394593253089862950754189313, 36431456010689490638771956423547489198538753]

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

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