OFFSET
0,42
FORMULA
G.f.: 1/(1+q/(1-q/(1+q^3/(1-q^3/(1+q^5/(1-q^5/(1+q^7/(1-q^7/(1+ ... ))))))))).
G.f.: 1/W(0), where W(k)= 1 + x^(2*k+1)/(1 - x^(2*k+1)/W(k+1) ); (continued fraction). - Sergei N. Gladkovskii, Aug 16 2013
PROG
(PARI) N = 166; q = 'q + O('q^N);
G(k) = if(k>N, 1, 1 + q^(k+1) / (1 - q^(k+1) / G(k+2) ) );
gf = 1 / G(0);
Vec(gf)
CROSSREFS
KEYWORD
sign
AUTHOR
Joerg Arndt, Jun 29 2013
STATUS
approved