185642domain: NAppears in sequencesNumber 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, 1), (0, -1), (0, 1), (1, 0), (1, 1)}.at n=10A151460Number of walks f length n on a square lattice ending with x > 0 and y > 0.at n=10A186648