174780

Appears in sequences

• Indices of Fibonacci numbers in Stern's diatomic series A049456 regarded as a single linear sequence.at n=17A094968
• G.f.: A(x) = 1 + x*B(x), where B(x) = 1 + x^2*C(x)^2, C(x) = 1 + x^3*D(x)^3, D(x) = 1 + x^4*E(x)^4, ...at n=42A228866