Denominators of convergents to A058914.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =12a(5) =19a(6) =31a(7) =50a(8) =69a(9) =88a(10) =157a(11) =226a(12) =383a(13) =540a(14) =697a(15) =1237a(16) =1934a(17) =2631a(18) =4565a(19) =6499a(20) =8433a(21) =10367a(22) =18800a(23) =29167a(24) =47967a(25) =66767a(26) =114734a(27) =162701a(28) =210668a(29) =373369