-9425

Appears in sequences

• G.f. satisfies: A(x) = 1 + x/A(-x)^2.at n=11A213252
• G.f. satisfies: A(x) = 1/(1 - x*A(-x)^2).at n=10A243863
• Expansion of (1 - 2*x^2)/(1 + x)^5. Fourth column of Riordan triangle A248156.at n=24A248160