329401domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes equal to the sum of the first k primes for some k.at n=32A013918Lucky numbers that are the sum of the first k primes for some k.at n=27A046286a(n) = A007504(A134126(n)).at n=7A134128Records in A054471.at n=17A243110Prime numbersat n=28357