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 A172336 #12 Sep 08 2022 08:45:50
%S A172336 0,5,10,15,20,25,30,35,40,45,50,55,60,65,70,75,80,85,90,95,100,105,
%T A172336 110,115,120,125,130,135,140,145,150,155,160,165,170,175,180,185,190,
%U A172336 195,200,205,210,215,220,225,230,235,240,245,250,256,261,266,271,276
%N A172336 a(n) = floor(n*(sqrt(13)+sqrt(2))).
%C A172336 a(n) = integer part of n*(sqrt(13)+sqrt(2)), where the constant is the largest root of x^4 -30*x^2 +121.
%H A172336 Vincenzo Librandi, <a href="/A172336/b172336.txt">Table of n, a(n) for n = 0..1000</a>
%t A172336 With[{c = Sqrt[13] + Sqrt[2]}, Floor[c Range[0, 70]]] (* _Vincenzo Librandi_, Aug 01 2013 *)
%o A172336 (Magma) [Floor(n*(Sqrt(13)+Sqrt(2))): n in [0..60]];
%o A172336 (PARI) for(n=0,50, print1(floor(n*(sqrt(13)+sqrt(2))), ", ")) \\ _G. C. Greubel_, Jul 05 2017
%Y A172336 Cf. A110117, A172323-A172332, A172334, A172337, A172338.
%K A172336 nonn,less,easy
%O A172336 0,2
%A A172336 _Vincenzo Librandi_, Feb 01 2010