Denominators of continued fraction convergents to sqrt(431).

Terms

a(0) =1a(1) =1a(2) =4a(3) =21a(4) =25a(5) =71a(6) =522a(7) =593a(8) =11789a(9) =12382a(10) =98463a(11) =209308a(12) =307771a(13) =1748163a(14) =5552260a(15) =7300423a(16) =297569180a(17) =304869603a(18) =1212177989a(19) =6365759548a(20) =7577937537a(21) =21521634622a(22) =158229379891a(23) =179751014513