Number of reduced words of length n in Coxeter group on 39 generators S_i with relations (S_i)^2 = (S_i S_j)^9 = I.
A165688
Number of reduced words of length n in Coxeter group on 39 generators S_i with relations (S_i)^2 = (S_i S_j)^9 = I.
Terms
- a(0) =1a(1) =39a(2) =1482a(3) =56316a(4) =2140008a(5) =81320304a(6) =3090171552a(7) =117426518976
External references
- oeis: A165688