Number of reduced words of length n in Coxeter group on 41 generators S_i with relations (S_i)^2 = (S_i S_j)^5 = I.

A163677

Number of reduced words of length n in Coxeter group on 41 generators S_i with relations (S_i)^2 = (S_i S_j)^5 = I.

Terms

    a(0) =1a(1) =41a(2) =1640a(3) =65600a(4) =2624000a(5) =104959180a(6) =4198334400a(7) =167932064820

External references