G.f.: 2 - x/(1+2*x - x^3/(1+2*x^2 - x^5/(1+2*x^3 - x^7/(1+2*x^4 - x^9/(1+2*x^5 - x^11/(1 - ...)))))), a continued fraction.

A275762

G.f.: 2 - x/(1+2*x - x^3/(1+2*x^2 - x^5/(1+2*x^3 - x^7/(1+2*x^4 - x^9/(1+2*x^5 - x^11/(1 - ...)))))), a continued fraction.

Terms

    a(0) =2a(1) =-1a(2) =2a(3) =-4a(4) =7a(5) =-12a(6) =22a(7) =-41a(8) =74a(9) =-133a(10) =243a(11) =-444a(12) =806a(13) =-1465a(14) =2669a(15) =-4859a(16) =8840a(17) =-16087a(18) =29282a(19) =-53296a(20) =96994a(21) =-176527a(22) =321290a(23) =-584755a(24) =1064251a(25) =-1936952a(26) =3525296a(27) =-6416092a(28) =11677369a(29) =-21252993

External references