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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.

A309110 Number of possible permutations of a Pyraminx of size n, including the trivial rotation of the tips.

Table of values

n a(n)
1 1
2 81
3 75582720
4 217225462874112000
5 19228688422470957567836160000000
6 52425105093745505455227317179687895040000000000000
7 20582183665033346731252760185588627707250626464317440000000000000000000

List of values

[1, 81, 75582720, 217225462874112000, 19228688422470957567836160000000, 52425105093745505455227317179687895040000000000000, 20582183665033346731252760185588627707250626464317440000000000000000000]

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

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