76123domain: NPropertiesPrimalityPrimeyesAppears in sequences"AFK" (ordered, size, unlabeled) transform of 2,1,1,1,...at n=30A032006Primes of the form prime(nk) followed by prime(k).at n=13A089788Subsequence of A137365 where it is possible to choose p1, p2, p3 so that p1+p2+p3 = prime.at n=33A137366Primes in A166448.at n=13A166449Prime numbersat n=7494