151832

Appears in sequences

• Number 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, -1), (1, -1, 1), (1, 0, 0), (1, 0, 1)}.at n=10A149906
• Number of unlabeled centered trees with n nodes that have exactly one diametral path (up to direction of traversal).at n=19A356375