Number of reduced words of length n in Coxeter group on 17 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.

A164628

Number of reduced words of length n in Coxeter group on 17 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.

Terms

    a(0) =1a(1) =17a(2) =272a(3) =4352a(4) =69632a(5) =1114112a(6) =17825792a(7) =285212536a(8) =4563398400a(9) =73014339720

External references