-6512

Appears in sequences

• Expansion of (1-x^2)/(1-2*x^2+4*x^3+x^4).at n=15A117413
• a(n) = exp(1/2) * Sum_{k>=0} (2*k + 1)^n / ((-2)^k * k!).at n=8A334190
• Square array A(n,k), n >= 0, k >= 1, read by antidiagonals: A(n,k) = exp(1/k) * Sum_{j>=0} (k*j + 1)^n / ((-k)^j * j!).at n=53A334192