150901domain: NPropertiesPrimalityPrimeyesAppears in sequencesInverse of coefficient array of orthogonal polynomials P(n,x)=x*P(n-1,x)-(2n-3)*P(n-2,x), P(0,x)=1,P(1,x)=x.at n=69A178104Greatest prime factor of n^10+1.at n=21A240553Prime numbersat n=13924