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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.

A165177 Number of reduced words of length n in Coxeter group on 45 generators S_i with relations (S_i)^2 = (S_i S_j)^8 = I.

Table of values

n a(n)
0 1
1 45
2 1980
3 87120
4 3833280
5 168664320
6 7421230080
7 326534123520
8 14367501433890
9 632170063047600
10 27815482772178750
11 1223881241891576400
12 53850774639520663200
13 2369434083975726451200
14 104255099687751923750400

List of values

[1, 45, 1980, 87120, 3833280, 168664320, 7421230080, 326534123520, 14367501433890, 632170063047600, 27815482772178750, 1223881241891576400, 53850774639520663200, 2369434083975726451200, 104255099687751923750400]

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

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