1220767

Appears in sequences

• p-INVERT of (1,0,0,1,0,0,1,0,0,...), where p(S) = 1 - S - S^3.at n=25A292320
• G.f. satisfies A(x) = 1/(1-x)^3 + x^2*A(x)^3.at n=11A364626