501823domain: 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, 0, 1), (-1, 1, 0), (1, -1, 1), (1, 0, 1), (1, 1, -1)}.at n=10A149483Numbers n in S such that F(n) is prime: see comments for definitions.at n=7A269627