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 A301673 #9 Aug 30 2023 22:32:20 %S A301673 1,5,13,26,43,63,88,118,151,188,230,276,326,380,438,501,568,638,713, %T A301673 793,876,963,1055,1151,1251,1355,1463,1576,1693,1813,1938,2068,2201, %U A301673 2338,2480,2626,2776,2930,3088,3251,3418,3588,3763,3943,4126,4313,4505,4701,4901,5105,5313,5526,5743,5963,6188,6418,6651 %N A301673 Partial sums of A301672. %C A301673 Linear recurrence and g.f. confirmed by Shutov/Maleev link in A301672. - _Ray Chandler_, Aug 30 2023 %H A301673 Ray Chandler, <a href="/A301673/b301673.txt">Table of n, a(n) for n = 0..1000</a> %H A301673 <a href="/index/Rec#order_07">Index entries for linear recurrences with constant coefficients</a>, signature (2, -2, 3, -3, 2, -2, 1). %Y A301673 Cf. A301672. %K A301673 nonn %O A301673 0,2 %A A301673 _N. J. A. Sloane_, Mar 25 2018