cp's OEIS Frontend

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.

A165980 Number of reduced words of length n in Coxeter group on 28 generators S_i with relations (S_i)^2 = (S_i S_j)^10 = I.

Table of values

n a(n)
0 1
1 28
2 756
3 20412
4 551124
5 14880348
6 401769396
7 10847773692
8 292889889684
9 7908027021468
10 213516729579258
11 5764951698629760
12 155653695862728336
13 4202649788286235104
14 113471544283527738672
15 3063731695649832497472

List of values

[1, 28, 756, 20412, 551124, 14880348, 401769396, 10847773692, 292889889684, 7908027021468, 213516729579258, 5764951698629760, 155653695862728336, 4202649788286235104, 113471544283527738672, 3063731695649832497472]

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

Content is available under The OEIS End-User License Agreement.