117251domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that p,q,r,s are consecutive primes and 2p+9, 2q+9, 2r+9, 2s+9 are also primes.at n=25A190354Number of compositions (ordered partitions) of n into hexagonal numbers (A000384).at n=48A322798Prime numbersat n=11067