In One Sequence Or Another (Non-Fibonacci)

[Ralf Stephan]

Correction, that should read:

A001969 G.f.: sum[k>=0, t(3+2t+3t^2)/(1-t^2)^2 * prod(l=0,k-1,1-x^(2^l)),
t=x^2^k].
A000069 G.f.: 1+sum[k>=0, t(2+2t+5t^2-t^4)/(1-t^2)^2 * prod(l=0,k-1,1-x^(2^l)), t=x^2^k].
 
 
ralf