59826domain: 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, 1), (-1, 1, 0), (0, 0, 1), (0, 1, -1), (1, -1, 1)}.at n=11A148167Number of composite numbers between 2^n and 2^(n+1).at n=16A182095a(n) = n^2*(7*n - 5)/2.at n=26A262000