-48048

Appears in sequences

• (-1)^(n+1)*n*A174276(n).at n=8A174356
• Triangle read by rows: T(n, k) = (-1)^(n + k)*2*binomial(2*k - 1, n)* binomial(2*n + 1, 2*k) for k > 0, and k^n for k = 0.at n=26A368846