Number of reduced words of length n in Coxeter group on 15 generators S_i with relations (S_i)^2 = (S_i S_j)^5 = I.
A163440
Number of reduced words of length n in Coxeter group on 15 generators S_i with relations (S_i)^2 = (S_i S_j)^5 = I.
Terms
- a(0) =1a(1) =15a(2) =210a(3) =2940a(4) =41160a(5) =576135a(6) =8064420a(7) =112881405a(8) =1580053020a(9) =22116729180a(10) =309578036040
External references
- oeis: A163440