Denominators of continued fraction convergents to sqrt(684).

Terms

a(0) =1a(1) =6a(2) =7a(3) =13a(4) =163a(5) =176a(6) =339a(7) =2210a(8) =115259a(9) =693764a(10) =809023a(11) =1502787a(12) =18842467a(13) =20345254a(14) =39187721a(15) =255471580a(16) =13323709881a(17) =80197730866a(18) =93521440747a(19) =173719171613