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 A261978 #6 Sep 07 2015 09:00:32 %S A261978 1,-2,6,-12,14,-24,84,-144,-42,130,1656,-3036,-9036,17784,76944, %T A261978 -147984,-591274,1147068,4784922,-9277164,-38983272,75690528, %U A261978 322116804,-625832880,-2687394012,5224589254,22613921832,-43985741688,-191670898032,372970548504,1634759644944,-3182191744320 %N A261978 Expansion of (elliptic_E / elliptic_K)^(1/4) in powers of q. %F A261978 See A261975 for the g.f. for E/K. %Y A261978 Cf. A261975 (E/K), A261977 ((E/K)^(1/2)). %Y A261978 Cf. A261976 (K/E), A261979 ((K/E)^(1/2)), A261980 ((K/E)^(1/4)). %Y A261978 Cf. A004018 (elliptic K(q)), A194094 (elliptic E(q)), A115977 (elliptic k(q)^2). %K A261978 sign %O A261978 0,2 %A A261978 _Joerg Arndt_, Sep 07 2015