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 A271027 #37 Sep 08 2022 08:46:16 %S A271027 3661529,14846339,26031149,37215959,48400769,59585579,70770389, %T A271027 81955199,93140009,104324819,115509629,126694439,137879249,149064059, %U A271027 160248869,171433679,182618489,193803299,204988109,216172919,227357729,238542539,249727349,260912159,272096969,283281779,294466589 %N A271027 a(n) = 3661529 + 11184810*n. %C A271027 a(n) and a(n) + 14 are the members of A101036. %C A271027 14 appears as a minimum difference between Riesel numbers for the first 15000 terms that are listed in b-file of A101036. %H A271027 <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (2,-1). %F A271027 G.f.: (3661529 + 7523281*x)/(1 - x)^2. %F A271027 a(n) = 2*a(n-1) - a(n-2) for n>1. %e A271027 a(1) = 3661529 + 11184810*1 = 14846339. %p A271027 A271027:=n->3661529 + 11184810*n: seq(A271027(n), n=0..40); # _Wesley Ivan Hurt_, Apr 02 2016 %t A271027 CoefficientList[Series[(3661529 + 7523281 x)/(1 - x)^2, {x, 0, 26}], x] (* _Michael De Vlieger_, Mar 29 2016 *) %t A271027 LinearRecurrence[{2,-1},{3661529,14846339},30] (* _Harvey P. Dale_, Sep 10 2019 *) %o A271027 (PARI) a(n) = 3661529 + 11184810*n; %o A271027 (PARI) x='x+O('x^99); Vec((3661529+7523281*x)/(1-x)^2) %o A271027 (Python) for n in range(0,100):print(3661529+11184810*n) # _Soumil Mandal_, Apr 03 2016 %o A271027 (Magma) [3661529 + 11184810*n : n in [0..40]]; // _Wesley Ivan Hurt_, Apr 02 2016 %Y A271027 Cf. A101036, A244070, A270993. %K A271027 nonn,easy %O A271027 0,1 %A A271027 _Altug Alkan_, Mar 29 2016