9674496domain: NAppears in sequencesA subdiagonal of number array A082137.at n=8A082145Molien series for 9-dimensional group of structure Z_2 X Z_2 and order 4, corresponding to complete weight enumerators of Hermitian self-dual GF(3)-linear codes over GF(9).at n=29A0920919-Modular Catalan Numbers C_{n,9}.at n=15A261592