42835

Appears in sequences

• Let f(n, m) = binomial(n - m/2 + 1, n - m + 1) - binomial(n - m/2, n - m + 1) and let s(n) = Sum_{k=0..n} f(n, k); then a(n) = numerator of s(n).at n=7A072287
• a(n) = 25*n^3 - n*(5*n+1)/2 + 1.at n=11A167467