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.

A164815 Number of reduced words of length n in Coxeter group on 13 generators S_i with relations (S_i)^2 = (S_i S_j)^8 = I.

Table of values

n a(n)
0 1
1 13
2 156
3 1872
4 22464
5 269568
6 3234816
7 38817792
8 465813426
9 5589760176
10 67077110958
11 804925197648
12 9659100765600
13 115909189913088
14 1390910047667712
15 16690917796540416
16 200290980252825462

List of values

[1, 13, 156, 1872, 22464, 269568, 3234816, 38817792, 465813426, 5589760176, 67077110958, 804925197648, 9659100765600, 115909189913088, 1390910047667712, 16690917796540416, 200290980252825462]

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

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