118219domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(n) = 8*n^4 + 9*n^2 + 2.at n=11A083196First of four consecutive primes p,q,r,s such that (2*p+q)/5 and (r+2*s)/5 are prime.at n=11A358149Prime numbersat n=11152