161591domain: 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=28A135843Primes of the form n^2 - 13.at n=32A154648Prime numbersat n=14817