172041domain: NAppears in sequencesCentered 4-dimensional orthoplex numbers (crystal ball sequence for 4-dimensional cubic lattice).at n=22A001846Number 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), (0, 1, 0), (1, 0, 1), (1, 1, -1)}.at n=9A150297