Number of reduced words of length n in Coxeter group on 5 generators S_i with relations (S_i)^2 = (S_i S_j)^35 = I.
1, 5, 20, 80, 320, 1280, 5120, 20480, 81920, 327680, 1310720, 5242880, 20971520
1 seqfan posts
Wed Mar 17 14:53:24 CET 2010 [seqfan] Re: Oh, To Offend (PS)