Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.
A164375
Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.
Terms
- a(0) =1a(1) =9a(2) =72a(3) =576a(4) =4608a(5) =36864a(6) =294912a(7) =2359260a(8) =18873792a(9) =150988068a(10) =1207886400a(11) =9662946048a(12) =77302407168a(13) =618409967616
External references
- oeis: A164375