653621domain: NPropertiesPrimalityPrimeyesAppears in sequencesSum of the second largest parts of the partitions of 4n into 4 parts.at n=33A241084Primes p such that 1000p-1, 1000p-3, 1000p-7 and 1000p-9 are all prime.at n=24A243410Prime numbersat n=53088