Number of reduced words of length n in Coxeter group on 12 generators S_i with relations (S_i)^2 = (S_i S_j)^11 = I.
A166372
Number of reduced words of length n in Coxeter group on 12 generators S_i with relations (S_i)^2 = (S_i S_j)^11 = I.
Terms
- a(0) =1a(1) =12a(2) =132a(3) =1452a(4) =15972a(5) =175692a(6) =1932612a(7) =21258732a(8) =233846052a(9) =2572306572a(10) =28295372292a(11) =311249095146
External references
- oeis: A166372