Numerators of continued fraction convergents to sqrt(690).

Terms

a(0) =26a(1) =79a(2) =105a(3) =289a(4) =394a(5) =1471a(6) =76886a(7) =232129a(8) =309015a(9) =850159a(10) =1159174a(11) =4327681a(12) =226198586a(13) =682923439a(14) =909122025a(15) =2501167489a(16) =3410289514a(17) =12732036031a(18) =665476163126