122013domain: NAppears in sequencesNumber of character table entries of the symmetric group S_n which are > 0.at n=19A051749Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (0, -1, 1), (1, -1, 1), (1, 0, 1), (1, 1, -1)}.at n=10A148996