Denominators of continued fraction convergents to sqrt(309).

Terms

a(0) =1a(1) =1a(2) =2a(3) =5a(4) =7a(5) =19a(6) =83a(7) =102a(8) =185a(9) =287a(10) =2481a(11) =15173a(12) =17654a(13) =191713a(14) =209367a(15) =1447915a(16) =11792687a(17) =13240602a(18) =25033289a(19) =38273891a(20) =178128853a(21) =394531597a(22) =572660450a(23) =1539852497a(24) =2112512947a(25) =3652365444a(26) =126292938043a(27) =129945303487a(28) =256238241530a(29) =642421786547