8199007domain: NPropertiesPrimalityPrimeyesAppears in sequencesFibonacci sequence beginning 3, 8.at n=30A022121a(n) = 2(a(n-2) - a(n-1)) + a(n-3) where a(0)=-3, a(1)=11 & a(2)=-30.at n=15A098150a(n)=3*a(n-1)-a(n-2) with a(0)=1, a(1)=3, a(2)=11.at n=16A167375Prime numbersat n=552246