108917domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form k^2 + 17.at n=17A228244Number of nX3 0..1 arrays with every element unequal to 0, 1, 3, 4, 7 or 8 king-move adjacent elements, with upper left element zero.at n=15A316547Numbers k such that both A381019(k) and A381019(k+1) are composite.at n=10A381120Prime numbersat n=10355