Number of reduced words of length n in Coxeter group on 13 generators S_i with relations (S_i)^2 = (S_i S_j)^6 = I.
A163958
Number of reduced words of length n in Coxeter group on 13 generators S_i with relations (S_i)^2 = (S_i S_j)^6 = I.
Terms
- a(0) =1a(1) =13a(2) =156a(3) =1872a(4) =22464a(5) =269568a(6) =3234738a(7) =38815920a(8) =465779886a(9) =5589224784a(10) =67069091232a(11) =804809820672
External references
- oeis: A163958