3221225460domain: NAppears in sequencesNumber of reduced words of length n in Coxeter group on 3 generators S_i with relations (S_i)^2 = (S_i S_j)^30 = I.at n=31A169304Number of additive Z_2 Z_8 codes of a certain type (see Siap-Aydogdu for precise definition).at n=26A226264