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 A152691 #28 Apr 08 2025 15:44:25 %S A152691 0,64,128,192,256,320,384,448,512,576,640,704,768,832,896,960,1024, %T A152691 1088,1152,1216,1280,1344,1408,1472,1536,1600,1664,1728,1792,1856, %U A152691 1920,1984,2048,2112,2176,2240,2304,2368,2432,2496,2560,2624,2688,2752,2816,2880 %N A152691 Multiples of 64. %H A152691 Vincenzo Librandi, <a href="/A152691/b152691.txt">Table of n, a(n) for n = 0..1000</a> %H A152691 <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (2,-1). %F A152691 a(n) = 64*n. %F A152691 G.f.: 64*x/(1-x)^2. - _Bruno Berselli_, Feb 11 2012 %F A152691 E.g.f: 64*x*exp(x). - _G. C. Greubel_, Sep 02 2018 %F A152691 From _Elmo R. Oliveira_, Apr 07 2025: (Start) %F A152691 a(n) = 2*a(n-1) - a(n-2). %F A152691 a(n) = 2*A174312(n) = 32*A005843(n). (End) %t A152691 64*Range[0, 47] %o A152691 (Magma) [64*n: n in [0..50]]; // _Vincenzo Librandi_, Feb 11 2012 %o A152691 (PARI) vector(50, n, n--; 64*n) \\ _G. C. Greubel_, Sep 02 2018 %Y A152691 Cf. A005843, A048169, A044187, A174312. %K A152691 nonn,easy %O A152691 0,2 %A A152691 _Vladimir Joseph Stephan Orlovsky_, Dec 10 2008 %E A152691 Definition corrected by _R. J. Mathar_, Dec 12 2008