76299domain: NAppears in sequencesT(n,n-2), array T as in A047120.at n=9A047124Number 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, 1, 0), (1, 0, 0), (1, 1, 1)}.at n=8A151111Main diagonal of array A255551.at n=44A255550