84559domain: NPropertiesPrimalityPrimeyesAppears in sequencesSolution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1) + n + 1, where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4.at n=19A294368Prime numbersat n=8244