321039529domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(n) is the coefficient of the linear term in the polynomial (x-prime(n))*(x-prime(n+1))*(x-prime(n+2))*(x-prime(n+3))*(x-prime(n+4)).at n=21A127489Primes in A127489.at n=4A127490Prime numbersat n=17328325