38767343domain: NPropertiesPrimalityPrimeyesAppears in sequencesExpansion of g.f.: (1-x)/(1 - 3*x - x^2).at n=15A052924Fixed-k dispersion for Q = 13: array D(g,h) (g, h >= 1), read by ascending antidiagonals.at n=43A120863Primes in A052924.at n=7A355981Prime numbersat n=2363041