349513domain: NAppears in sequences"CFK" (necklace, size, unlabeled) transform of 1,2,3,4...at n=22A032141Number 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, 0, 1), (-1, 1, 1), (1, 0, 0), (1, 1, -1)}.at n=11A148763