186098domain: NAppears in sequencesNumber 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, 0), (-1, 1, 1), (1, 0, 0), (1, 1, -1)}.at n=11A148661Number of positive solutions to (x_1)^2 + (x_2)^2 + ... + (x_9)^2 <= n^2.at n=5A341428