192084domain: NAppears in sequencesG.f.: 1/(1 - x/(1 - x^2/(1 - x^5/(1 - x^12/(1 - x^29/(1 - x^70/(1 -...- x^Pell(n)/(1 -...)))))))), a continued fraction.at n=26A206743Related to Fibonacci numbers, see the Formula section.at n=41A215082a(n) = A215082(2*n+1).at n=20A215109