287001domain: NAppears in sequencesRevert transform of (1 + 2x - x^2)/(1 + 3x + 2x^2 + x^3).at n=14A049131Number 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, 1), (0, -1, 1), (0, 1, -1), (0, 1, 1), (1, 1, 0)}.at n=9A150845