48974domain: 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, -1, 0), (-1, 1, -1), (1, -1, 0), (1, 0, 1), (1, 1, 1)}.at n=8A150745a(n) is the smallest integer that is the sum of n distinct terms of A075058.at n=15A202618