357010domain: 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, 0), (-1, 1, 1), (1, 0, -1), (1, 0, 1), (1, 1, -1)}.at n=10A149417Number of free linear midpoint-free polycubes of size n, identifying rotations and reflections.at n=38A368032