364321domain: NPropertiesPrimalityPrimeyesAppears in sequencesP_4(2n+1), the Legendre polynomial of order 4 at 2n+1.at n=8A144124Primes of the form P_4(n) where P_4(n) is the Legendre polynomial of order 4 at n.at n=2A144125Primes obtained from other primes by taking the factorial of each digit and adding them up.at n=24A164767Prime numbersat n=31087