Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 19 ones.

Terms

a(0) =3427a(1) =3763a(2) =5959a(3) =8323a(4) =10763a(5) =11224a(6) =11803a(7) =13176a(8) =13847a(9) =14536a(10) =17003a(11) =17019a(12) =18120a(13) =18203a(14) =18727a(15) =19839a(16) =20368a(17) =20584a(18) =21899a(19) =21931a(20) =25192a(21) =26064a(22) =26611a(23) =27051a(24) =27295a(25) =29651a(26) =30248a(27) =32696a(28) =33304a(29) =33567