Number of reduced words of length n in Coxeter group on 30 generators S_i with relations (S_i)^2 = (S_i S_j)^3 = I.

A162833

Number of reduced words of length n in Coxeter group on 30 generators S_i with relations (S_i)^2 = (S_i S_j)^3 = I.

Terms

    a(0) =1a(1) =30a(2) =870a(3) =24795a(4) =706440a(5) =20121360a(6) =573111630a(7) =16323709080a(8) =464941707720

External references