Number of reduced words of length n in Coxeter group on 12 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.
A164601
Number of reduced words of length n in Coxeter group on 12 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.
Terms
- a(0) =1a(1) =12a(2) =132a(3) =1452a(4) =15972a(5) =175692a(6) =1932612a(7) =21258666a(8) =233844600a(9) =2572282680a(10) =28295022360a(11) =311244287640
External references
- oeis: A164601