Number of reduced words of length n in Coxeter group on 19 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.
A164631
Number of reduced words of length n in Coxeter group on 19 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.
Terms
- a(0) =1a(1) =19a(2) =342a(3) =6156a(4) =110808a(5) =1994544a(6) =35901792a(7) =646232085a(8) =11632174452a(9) =209379084903
External references
- oeis: A164631