108270

Appears in sequences

• G.f. satisfies A(x) = 1/Product_{n>=1} (1 - x^n*A(x)^2).at n=8A196150
• p-INVERT of (1,0,0,1,0,0,1,0,0,...), where p(S) = (1 - S)(1 + S^2).at n=33A292323