392806891domain: NPropertiesPrimalityPrimeyesAppears in sequencesG.f.: Product_{n>=1} [1 + (n+1)*x^n + (n+2)*x^(n+1) + (n+3)*x^(n+2) + (n+4)*x^(n+3) +...].at n=28A251685Prime numbersat n=20973087