116124

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, 0, 0), (0, -1, 1), (1, 0, -1), (1, 0, 0), (1, 1, 0)}.at n=9A150398
• G.f. satisfies: A(x - 3*A(x)^2) = x - A(x)^2.at n=5A277308
• Number of nX6 0..1 arrays with every element equal to 1 or 2 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=11A300348