145800001domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form x^x * y^y + 1.at n=7A228238Primes q such that Sum_(q-1; i=1..m) e(i)/p(i) is an integer k, where the prime factorization of n is Product_(n; i=1..m) p(i)^e(i).at n=18A267143Prime numbersat n=8221112