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 A002287 M3685 N1504 #19 Dec 26 2023 23:27:13 %S A002287 0,4,-48,224,-448,40,1408,-2240,1280,-924,-480,6944,-8704,5864,-14080, %T A002287 2240,33792,-19064,11088,-54432,-4480,38400,43648,75712,-124928, %U A002287 -62100,-70368,111552,87040,101992,14080,-302848,53248,-119040,228768,-22400 %N A002287 Bisection of A002470. %D A002287 J. W. L. Glaisher, On the representation of a number as a sum of 14 and 16 squares, Quart. J. Math. 38 (1907), 178-236 (see p. 191). %D A002287 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence). %D A002287 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %H A002287 <a href="/index/Ge#Glaisher">Index entries for sequences mentioned by Glaisher</a> %F A002287 a(n) = A002470(2n-2). - _Wesley Ivan Hurt_, Dec 26 2023 %Y A002287 Cf. A002470, A002286. %K A002287 sign,more %O A002287 1,2 %A A002287 _N. J. A. Sloane_ %E A002287 Entry revised by _N. J. A. Sloane_, Nov 26 2018