365941domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that p*(p-2) divides 2^(p-1)-1.at n=29A081762Numbers n such that (n-1)^2-1 divides 2^(n-1)-1.at n=30A260406Prime terms of A338820.at n=30A338102Prime numbersat n=31216