456195

Appears in sequences

• Number of walks within N^2 (the first quadrant of Z^2) starting at (0,0), ending on the vertical axis and consisting of n steps taken from {(-1, 0), (-1, 1), (0, 1), (1, -1), (1, 0)}.at n=11A151451
• Number of length 3+5 0..n arrays with some three disjoint pairs in each consecutive six terms having the same sum.at n=13A248492