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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.

A165690 Number of reduced words of length n in Coxeter group on 40 generators S_i with relations (S_i)^2 = (S_i S_j)^9 = I.

Table of values

n a(n)
0 1
1 40
2 1560
3 60840
4 2372760
5 92537640
6 3608967960
7 140749750440
8 5489240267160
9 214080370418460
10 8349134446289520
11 325616243404105680
12 12699033492713883120
13 495262306214038144080
14 19315229942277159012720

List of values

[1, 40, 1560, 60840, 2372760, 92537640, 3608967960, 140749750440, 5489240267160, 214080370418460, 8349134446289520, 325616243404105680, 12699033492713883120, 495262306214038144080, 19315229942277159012720]

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

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