415523domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of amicable pairs where smaller term of the pair is less than 10^n.at n=16A066873Number 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), (-1, 1, 1), (0, 0, -1), (1, 0, 0)}.at n=12A148594Prime numbersat n=35039