172871domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrime numbers p of the form 10k+1 for which the pentanacci quintic polynomial x^5-x^4-x^3-x^2-x-1 modulus p is factorizable into five binomials.at n=33A135843Primes of the form 2*p^2 + 4*p + 1, where p is also prime.at n=22A164041Prime numbersat n=15745