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 A095212 #5 Oct 19 2017 03:14:32 %S A095212 4,5,6,45,42,49,44,46,48,45,90,86,98,115,114,115,140,140,180,195,192, %T A095212 191,204,197,598,578,644,624,780,757,832,809,832,809,952,927,918,917, %U A095212 938,963,948,934,944,934,936,975,1068,1050,1620,1596,1576,1577,1618 %N A095212 a(n) = arithmetic mean of A095211(1 to n). %Y A095212 Cf. A095209, A095210, A095211. %K A095212 nonn %O A095212 1,1 %A A095212 _Amarnath Murthy_, Jun 08 2004 %E A095212 Edited by _Don Reble_, Mar 17 2007