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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.

A280921 Degree of SO(n,C), the special orthogonal group, as an algebraic variety.

Table of values

n a(n)
2 2
3 8
4 40
5 384
6 4768
7 111616
8 3433600
9 196968448
10 14994641408
11 2112561610752
12 397713919469568
13 137785594909556736
14 64120367727755108352
15 54666180849611078369280
16 62864933930402036994048000
17 131959858152100309567348408320
18 374913851106401853810511580364800
19 1938349609799484523235647407112847360
20 13603397258157549964912652571654029312000

List of values

[2, 8, 40, 384, 4768, 111616, 3433600, 196968448, 14994641408, 2112561610752, 397713919469568, 137785594909556736, 64120367727755108352, 54666180849611078369280, 62864933930402036994048000, 131959858152100309567348408320, 374913851106401853810511580364800, 1938349609799484523235647407112847360, 13603397258157549964912652571654029312000]

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

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