336112domain: NAppears in sequencesNumber of walks within N^2 (the first quadrant of Z^2) starting at (0,0) and consisting of n steps taken from {(-1, -1), (-1, 0), (0, 1), (1, -1), (1, 0)}.at n=10A151287G.f.: A(x) = exp( Sum_{n>=1} A001333(n)^n * 2^n*x^n/n ).at n=4A158843