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 A182460 #26 Mar 28 2024 16:12:02
%S A182460 1,19,307,4915,78643,1258291,20132659,322122547,5153960755,
%T A182460 82463372083,1319413953331,21110623253299,337769972052787,
%U A182460 5404319552844595,86469112845513523,1383505805528216371,22136092888451461939,354177486215223391027,5666839779443574256435,90669436471097188102963,1450710983537555009647411
%N A182460 a(n) = (3/5)*2^(4n+1) - (1/5).
%C A182460 Bisection of A112627.
%H A182460 <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (17,-16).
%F A182460 a(n) = (3/5)*2^(4*n+1) - (1/5).
%F A182460 a(n) = 16*a(n-1) + 3 for n > 0.
%F A182460 a(n) = (1/5)*A153893(4*n+1).
%F A182460 a(n) = A016029(4*n+2).
%F A182460 a(n) = A112627(2*n+1).
%F A182460 G.f.: (1+2*x)/((1-x)*(1-16*x)). - _Colin Barker_, May 06 2012
%t A182460 (3*2^(4*Range[0,20]+1)-1)/5 (* or *) LinearRecurrence[{17,-16},{1,19},30] (* _Harvey P. Dale_, Jul 21 2021 *)
%o A182460 (Magma) [(3/5)*2^(4*n+1) - (1/5): n in [0..20]];
%Y A182460 Cf. A112627, A016029, A153893.
%K A182460 nonn,easy
%O A182460 0,2
%A A182460 _Brad Clardy_, Apr 30 2012