161638domain: 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, 1), (-1, 0, 1), (0, -1, 1), (0, 1, -1), (1, 0, 0)}.at n=12A148114G.f.: [ Sum_{n>=0} (n+1) * 2^(n^2) * x^n ]^(1/2).at n=4A202947