5659651domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form Sum[ Sum[ Prime[k], {k,1,m} ], {m,1,n} ] = A014148[n].at n=19A122382Number of second differences of arrays of length 7 of numbers in 0..n.at n=9A228222Prime numbersat n=390995