130859domain: NPropertiesPrimalityPrimeyesAppears in sequencesLet N(p,i) denote the result of applying "nextprime" i times to p; a(n) = smallest prime p such that N(p,3) - p = 2*n, or -1 if no such prime exists.at n=48A339943Primes p such that A001414(p+1) = A001414(p-1) + 1.at n=14A342738Prime numbersat n=12237