69061domain: NPropertiesPrimalityPrimeyesAppears in sequencesClass 7+ primes.at n=10A081635Primes of form n^2 + 6561.at n=22A256837Least index a(n) such that the sequences b(n,m) from A334539 are purely periodic after a(n).at n=32A335296Prime numbersat n=6860