255274

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, 0), (1, 0, -1), (1, 0, 0)}.at n=14A148022
• Row 2 of A328464: a(n) = A276156(4n - 2) / 2.at n=35A328465