1124981

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, -1, 1), (-1, 0, 0), (1, 1, -1), (1, 1, 0)}.at n=12A149105
• Number of subsets of {1..n} such that it is possible to choose a different binary index of each element.at n=35A370636