G.f.: 1/(1 + (x + x)/(1 + (x + x^2)/(1 + (x + x^3)/(1 + (x + x^4)/(1 ...))))), a continued fraction.

A352076

G.f.: 1/(1 + (x + x)/(1 + (x + x^2)/(1 + (x + x^3)/(1 + (x + x^4)/(1 ...))))), a continued fraction.

Terms

    a(0) =1a(1) =-2a(2) =6a(3) =-18a(4) =56a(5) =-182a(6) =610a(7) =-2090a(8) =7284a(9) =-25732a(10) =91908a(11) =-331280a(12) =1203310a(13) =-4399628a(14) =16178058a(15) =-59785914a(16) =221911382a(17) =-826909320a(18) =3092124820a(19) =-11599173948a(20) =43635478422a(21) =-164582777762a(22) =622249871474

External references