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 A202307 #16 Aug 06 2025 08:47:18
%S A202307 0,3,4,5,6,7,8,8,9,9,10,11,11,11,12,12,13,13,14,14,14,15,15,15,16,16,
%T A202307 16,17,17,17,18,18,18,19,19,19,19,20,20,20,20,21,21,21,22,22,22,22,22,
%U A202307 23,23,23,23,24,24,24,24,25,25,25,25,25,26,26,26,26,26,27
%N A202307 a(n) = floor(sqrt(11*n)).
%H A202307 Vincenzo Librandi, <a href="/A202307/b202307.txt">Table of n, a(n) for n = 0..10000</a>
%F A202307 a(n) = A000196(11*n).
%t A202307 Table[Floor[Sqrt[11n]],{n,0,80}]
%o A202307 (Magma) [Floor(Sqrt(11*n)) : n in [0..80]];
%o A202307 (PARI) a(n)=sqrtint(11*n) \\ _Charles R Greathouse IV_, Jan 17 2012
%Y A202307 Cf. A172471, A202304, A202305, A202306.
%K A202307 nonn,easy
%O A202307 0,2
%A A202307 _Vincenzo Librandi_, Jan 17 2012