208110

Appears in sequences

• Constant term of the reduction by x^2->x+2 of the polynomial p(n,x) defined below in Comments.at n=6A192457
• a(n) = Sum_{k=0..5} binomial(10,k)*binomial(n,k).at n=11A247610
• a(n) = Sum_{k=0..n} binomial(n, ceiling(k/2)) * binomial(n, floor(k/2)).at n=10A360861