462150domain: NAppears in sequencesa(n) = n^6 - 11n^4 + 36n^2 - 36.at n=9A109256Number 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, 1), (0, 1, -1), (0, 1, 1), (1, 0, 0), (1, 1, 0)}.at n=9A151137