592321domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of 2 X 2 matrices with all terms in {0,1,...,n} and even determinant.at n=30A210369Expansion of Product_{k>=1} 1/(1 - x^k)^(k*(k+1)*(2*k+1)/6).at n=13A279215Prime numbersat n=48513