214708725domain: NAppears in sequencesa(n) = Product_{i=2..n} (prime(i) - 2).at n=9A059861Common denominator of coefficients in Nörlund's polynomial D_{2n}(x).at n=16A260326Leading coefficients of numerators of Norlund's B_{nu}^(n) polynomials (Nørlund, Tafel 5, p. 459).at n=32A290030