Numbers k such that the period of the continued fraction for sqrt(5)*k is 2.

Terms

a(0) =2a(1) =4a(2) =9a(3) =18a(4) =34a(5) =36a(6) =68a(7) =72a(8) =161a(9) =322a(10) =323a(11) =483a(12) =610a(13) =644a(14) =646a(15) =966a(16) =1220a(17) =1288a(18) =1292a(19) =1449a(20) =1932a(21) =2576a(22) =2889a(23) =2898a(24) =3355a(25) =3864a(26) =5778a(27) =5796a(28) =6710a(29) =7728