204930domain: 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, -1, 0), (-1, 1, -1), (1, 0, 1)}.at n=14A148044Number of vertices in regular n-gon after 2 generations of mitosis.at n=30A349967