x-values in the solution to x^2 - 7*y^2 = -3.

Terms

a(0) =2a(1) =5a(2) =37a(3) =82a(4) =590a(5) =1307a(6) =9403a(7) =20830a(8) =149858a(9) =331973a(10) =2388325a(11) =5290738a(12) =38063342a(13) =84319835a(14) =606625147a(15) =1343826622a(16) =9667939010a(17) =21416906117a(18) =154080399013a(19) =341326671250