39647domain: NAppears in sequencesExpansion of x*(1 + x + x^2)/(1 - 2*x + x^5).at n=16A089074Number 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, 0, 0), (0, 1, 1), (1, -1, 1), (1, 1, 0)}.at n=8A150571Numbers n such that phi(n)=2*phi(n-1).at n=31A171271