Numerators of continued fraction convergents to sqrt(456).

Terms

a(0) =21a(1) =43a(2) =64a(3) =299a(4) =363a(5) =1025a(6) =43413a(7) =87851a(8) =131264a(9) =612907a(10) =744171a(11) =2101249a(12) =88996629a(13) =180094507a(14) =269091136a(15) =1256459051a(16) =1525550187a(17) =4307559425a(18) =182443046037a(19) =369193651499a(20) =551636697536