Number of reduced words of length n in Coxeter group on 11 generators S_i with relations (S_i)^2 = (S_i S_j)^5 = I.

A163404

Number of reduced words of length n in Coxeter group on 11 generators S_i with relations (S_i)^2 = (S_i S_j)^5 = I.

Terms

    a(0) =1a(1) =11a(2) =110a(3) =1100a(4) =11000a(5) =109945a(6) =1098900a(7) =10983555a(8) =109781100a(9) =1097266500a(10) =10967222970a(11) =109617836625

External references