Denominators of continued fraction convergents to sqrt(247).

Terms

a(0) =1a(1) =1a(2) =3a(3) =4a(4) =7a(5) =67a(6) =74a(7) =733a(8) =807a(9) =1540a(10) =3887a(11) =5427a(12) =166697a(13) =172124a(14) =510945a(15) =683069a(16) =1194014a(17) =11429195a(18) =12623209a(19) =125038076a(20) =137661285a(21) =262699361a(22) =663060007a(23) =925759368a(24) =28435841047a(25) =29361600415a(26) =87159041877