Number of reduced words of length n in Coxeter group on 6 generators S_i with relations (S_i)^2 = (S_i S_j)^9 = I.
A165213
Number of reduced words of length n in Coxeter group on 6 generators S_i with relations (S_i)^2 = (S_i S_j)^9 = I.
Terms
- a(0) =1a(1) =6a(2) =30a(3) =150a(4) =750a(5) =3750a(6) =18750a(7) =93750a(8) =468750a(9) =2343735a(10) =11718600a(11) =58592640a(12) =292961400a(13) =1464798000a(14) =7323945000a(15) =36619500000a(16) =183096375000a(17) =915476250000
External references
- oeis: A165213