65565domain: NAppears in sequencesA067076 + A000079/2.at n=17A092176a(n) = A110722(n)/121.at n=15A110723a(n) = 2^(n+1) + 2*n - 1.at n=15A131898Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^5 = I.at n=5A163397