1191090domain: NAppears in sequencesNumber of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, 0), (1, 0, -1), (1, 0, 1), (1, 1, -1)}.at n=11A149381Number of non-isomorphic weight-n multisets of multisets of non-singleton multisets.at n=12A323786