130199domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that continued fraction of (1 + sqrt(p))/2 has period 12 : primes in A146336.at n=37A146357Numbers m such that m-2, m-1, m+1, m+2 cannot all be represented in the form x*y + x + y for values x, y with x >= y > 1.at n=23A256386Prime numbersat n=12176