676864domain: NAppears in sequencesNumber of non-unitary divisors of n!.at n=26A048657Number 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, 0), (-1, 1, 0), (-1, 1, 1), (1, 0, 0), (1, 0, 1)}.at n=10A150669