This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A264350 #7 Nov 17 2015 19:14:15 %S A264350 1,1,1,23,7,1,17,1,4063,1,401,2999,1,540799,7,4021753,1,4998127,1, %T A264350 1695527,74023,17,1,31,7,1351,28128619951,1,53249,7998361,47,1,5287, %U A264350 9795103,1,743,160942871,1134097,624113,165383,1,1393,7 %N A264350 The y member of the positive proper fundamental solution (x = x1(n), y = y1(n)) of the first class for the Pell equation x^2 - D(n)*y^2 = +8 for odd D(n) = A263012(n). %C A264350 The corresponding x = x1(n) member is given by A264349. %C A264350 See A263012 for details and examples. %F A264350 x1(n)^2 - D(n)*a(n)^2 = 8 with D(n) = A263012(n) and x1(n) = A264349(n), n >= 1. %e A264350 n=5: 69^2 - 97*7^2 = 8. %Y A264350 Cf. A263011, A263012, A264349, A264351, A264353. %K A264350 nonn %O A264350 1,4 %A A264350 _Wolfdieter Lang_, Nov 17 2015