174851domain: NPropertiesPrimalityPrimeyesAppears in sequencesMiddle of 3 consecutive prime numbers such that p1*p2*p3+d1+d2+1=average of twin prime pairs, d1(delta)=p2-p1,d2(delta)=p3-p2.at n=28A153407Primes of the form 5n^2 + 6.at n=23A201484Number of compositions (ordered partitions) of n into distinct squarefree parts.at n=47A331846Prime numbersat n=15904