151937domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that 128p+1 and (p-1)/128 are both prime.at n=4A086477Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (-1, 1, 1), (1, -1, 1), (1, 0, 0), (1, 1, -1)}.at n=10A148750Prime numbersat n=14020