Denominators of continued fraction convergents to sqrt(681).

Terms

a(0) =1a(1) =10a(2) =21a(3) =52a(4) =73a(5) =125a(6) =323a(7) =2063a(8) =14764a(9) =46355a(10) =107474a(11) =153829a(12) =2568738a(13) =2722567a(14) =8013872a(15) =26764183a(16) =195363153a(17) =1198943101a(18) =2593249355a(19) =3792192456a(20) =6385441811a(21) =16563076078a(22) =39511593967a(23) =411679015748