338586

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, 0), (-1, 0, 0), (0, -1, 1), (0, 1, 0), (1, 0, -1)}.at n=13A148109
• Number of isomorphism classes of nanocones with 4 pentagons and a nearsymmetric boundary of length n.at n=26A198016