124193domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 41.at n=10A031629Primes p such that 32p+1 and (p-1)/32 are both prime.at n=11A086476Prime numbersat n=11666