1251461domain: NPropertiesPrimalityPrimeyesAppears in sequencesExpansion of 1/(1 - x^5/(1-x)^7).at n=20A369808a(n) = Sum_{k=0..floor((2*n+1)/5)} binomial(2*k+1,2*n-5*k+1).at n=32A392487Prime numbersat n=96566