56937domain: NAppears in sequencesFibonacci sequence beginning 1, 13.at n=19A022103Number 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), (-1, 1, 1), (0, 0, 1), (1, 0, 0), (1, 0, 1)}.at n=8A151087G.f. satisfies A(x) = 1 + x^5 / (1 - x*A(x)).at n=33A365698