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 A127763 #11 Jul 26 2020 09:06:01
%S A127763 1,2,2,2,3,3,4,4,4,5,5,5,6,6,6,7,7,7,8,8,8,9,9,9,10,10,10,10,11,11,11,
%T A127763 12,12,12,12,13,13,13,14,14,14,14,15,15,15,15,16,16,16,17,17,17,17,18,
%U A127763 18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,22,22,22,23,23,23,23,24
%N A127763 Integer part of Gauss's Arithmetic-Geometric Mean M(2,n).
%F A127763 a(n) ~ Pi*n/(2*log(2*n)). - _Vaclav Kotesovec_, May 09 2016
%t A127763 Table[Floor[ArithmeticGeometricMean[2, n]], {n, 1, 100}]
%Y A127763 Cf. A127758, A127759, A127760, A127761, A127762, A127764, A127765, A127766.
%K A127763 nonn
%O A127763 1,2
%A A127763 _Artur Jasinski_, Jan 28 2007