Denominators of continued fraction convergents to sqrt(717).

Terms

a(0) =1a(1) =1a(2) =4a(3) =9a(4) =112a(5) =121a(6) =2048a(7) =2169a(8) =28076a(9) =58321a(10) =203039a(11) =261360a(12) =13793759a(13) =14055119a(14) =55959116a(15) =125973351a(16) =1567639328a(17) =1693612679a(18) =28665442192a(19) =30359054871a(20) =392974100644a(21) =816307256159