Number of reduced words of length n in Coxeter group on 26 generators S_i with relations (S_i)^2 = (S_i S_j)^4 = I.

A163177

Number of reduced words of length n in Coxeter group on 26 generators S_i with relations (S_i)^2 = (S_i S_j)^4 = I.

Terms

    a(0) =1a(1) =26a(2) =650a(3) =16250a(4) =405925a(5) =10140000a(6) =253297200a(7) =6327360000a(8) =158057355300

External references