Denominators of continued fraction convergents to sqrt(217).

Terms

a(0) =1a(1) =1a(2) =3a(3) =4a(4) =11a(5) =15a(6) =26a(7) =249a(8) =1022a(9) =9447a(10) =10469a(11) =19916a(12) =50301a(13) =70217a(14) =190735a(15) =260952a(16) =7497391a(17) =7758343a(18) =23014077a(19) =30772420a(20) =84558917a(21) =115331337a(22) =199890254a(23) =1914343623a(24) =7857264746a(25) =72629726337