Numerators of continued fraction convergents to sqrt(670).

Terms

a(0) =25a(1) =26a(2) =207a(3) =233a(4) =440a(5) =673a(6) =3805a(7) =38723a(8) =197420a(9) =236143a(10) =433563a(11) =669706a(12) =5121505a(13) =5791211a(14) =294682055a(15) =300473266a(16) =2397994917a(17) =2698468183a(18) =5096463100a(19) =7794931283a(20) =44071119515a(21) =448506126433