12582900domain: 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)^22 = I.at n=23A168920Number of additive Z_2 Z_8 codes of a certain type (see Siap-Aydogdu for precise definition).at n=18A226264Indices of records in A389240.at n=27A386819