-17523

Appears in sequences

• a(n) = (-4*n^3 + 27*n^2 - 20*n + 3)/3.at n=26A161711
• Square array T(n,k), n >= 0, k >= 0, read by antidiagonals, where T(n,k) = Sum_{j=0..n} (-k)^j * binomial(n,j)^3.at n=50A336179