Denominators of continued fraction convergents to sqrt(407).

Terms

a(0) =1a(1) =5a(2) =6a(3) =17a(4) =23a(5) =132a(6) =5303a(7) =26647a(8) =31950a(9) =90547a(10) =122497a(11) =703032a(12) =28243777a(13) =141921917a(14) =170165694a(15) =482253305a(16) =652418999a(17) =3744348300a(18) =150426350999a(19) =755876103295a(20) =906302454294