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 A051963 #8 Sep 20 2021 10:17:41 %S A051963 166,489,491,523,643,662,947,971,1137,1187,1427,1571,1667,1713,1821, %T A051963 2181,2217,2469,3493,3693,3749,3909,3947,4213,4787,4989,5789,5893, %U A051963 5909,6933,6941,7509,7941,10157,10533,10821,11189,11469,12477,12533,13733,14333,14853,15069,15637,15893,17813,19613,20429,21117,23093,30533,35237,36893 %N A051963 Discriminants of real quadratic fields with class number 1 and related continued fraction period length of 22. %D A051963 R. A. Mollin, Quadratics, CRC Press, 1996, Appendix A. %H A051963 R. A. Mollin and H. C. Williams, <a href="http://projecteuclid.org/euclid.pja/1195512263">On a determination of real quadratic fields of class number one and related continued fraction period length less than 25</a>, Proc. Japan Acad. Ser. A Math. Sci. Volume 67, Number 1 (1991), 20-25. (cf. Table 3.1) %Y A051963 Cf. A050950-A050969, A051962-A051965. %K A051963 nonn,fini,full %O A051963 1,1 %A A051963 _N. J. A. Sloane_, Jan 04 2000 %E A051963 a(41) and following from _Georg Fischer_, Sep 20 2021