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 A301288 #14 Aug 31 2023 10:40:17 %S A301288 1,4,10,17,25,40,58,75,95,120,148,177,207,242,282,321,361,408,458,507, %T A301288 559,616,676,737,799,866,938,1009,1081,1160,1242,1323,1407,1496,1588, %U A301288 1681,1775,1874,1978,2081,2185,2296,2410,2523,2639,2760,2884,3009,3135,3266,3402,3537,3673 %N A301288 Partial sums of A301287. %C A301288 Linear recurrence and g.f. confirmed by Shutov/Maleev link in A301287. - _Ray Chandler_, Aug 31 2023 %H A301288 Ray Chandler, <a href="/A301288/b301288.txt">Table of n, a(n) for n = 0..1000</a> %H A301288 <a href="/index/Rec#order_07">Index entries for linear recurrences with constant coefficients</a>, signature (2,-2,3,-3,2,-2,1). %F A301288 From _Chai Wah Wu_, Feb 03 2021: (Start) %F A301288 a(n) = 2*a(n-1) - 2*a(n-2) + 3*a(n-3) - 3*a(n-4) + 2*a(n-5) - 2*a(n-6) + a(n-7) for n > 8. %F A301288 G.f.: (2*x^8 - 2*x^7 - x^6 - 4*x^5 - 2*x^4 - 2*x^3 - 4*x^2 - 2*x - 1)/((x - 1)^3*(x^2 + 1)*(x^2 + x + 1)). (End) %Y A301288 Cf. A301287. %K A301288 nonn,easy %O A301288 0,2 %A A301288 _N. J. A. Sloane_, Mar 23 2018