Number of reduced words of length n in Coxeter group on 26 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.
A164639
Number of reduced words of length n in Coxeter group on 26 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.
Terms
- a(0) =1a(1) =26a(2) =650a(3) =16250a(4) =406250a(5) =10156250a(6) =253906250a(7) =6347655925a(8) =158691390000
External references
- oeis: A164639