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 A172325 #12 Sep 08 2022 08:45:50
%S A172325 0,4,8,13,17,21,26,30,35,39,43,48,52,56,61,65,70,74,78,83,87,91,96,
%T A172325 100,105,109,113,118,122,126,131,135,140,144,148,153,157,161,166,170,
%U A172325 175,179,183,188,192,197,201,205,210,214,218
%N A172325 Floor(n*(sqrt(7)+sqrt(3))).
%C A172325 Also integer part of n*4.3778021186..., where the constant is the largest root of x^4 -20*x^2 +16.
%H A172325 Vincenzo Librandi, <a href="/A172325/b172325.txt">Table of n, a(n) for n = 0..1000</a>
%t A172325 With[{c = Sqrt[7] + Sqrt[3]}, Floor[c Range[0, 70]]] (* _Vincenzo Librandi_, Aug 01 2013 *)
%o A172325 (Magma) [Floor(n*(Sqrt(7)+Sqrt(3))): n in [0..60]];
%Y A172325 Cf. A110117, A172323-A172332, A172334, A172336-A172338.
%K A172325 nonn,easy,less
%O A172325 0,2
%A A172325 _Vincenzo Librandi_, Feb 01 2010