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 A179082 #10 Feb 14 2017 23:02:19 %S A179082 0,2,4,6,8,20,22,24,26,28,40,42,44,46,48,60,62,64,66,68,80,82,84,86, %T A179082 88,110,112,114,116,118,130,132,134,136,138,150,152,154,156,158,170, %U A179082 172,174,176,178,190,192,194,196,198,200,202,204,206,208,220,222,224,226 %N A179082 Even numbers having an even sum of digits in their decimal representation. %C A179082 a(n) = A014263(n) for n <= 25; %C A179082 intersection of A005843 and A054683: A059841(a(n))*(1-A179081(a(n)))=1; %C A179082 complement of A179083 with respect to A005843; %C A179082 complement of A179084 with respect to A054683; %C A179082 a(n) mod 2 = 0 and A007953(a(n)) mod 2 = 0. %H A179082 R. Zumkeller, <a href="/A179082/b179082.txt">Table of n, a(n) for n = 1..1000</a> %H A179082 <a href="/index/Ar#10-automatic">Index entries for 10-automatic sequences</a>. %H A179082 <a href="/index/Coi#Colombian">Index entries for Colombian or self numbers and related sequences</a> %t A179082 Select[Range[0,250,2],EvenQ[Total[IntegerDigits[#]]]&] (* _Harvey P. Dale_, Mar 19 2012 *) %K A179082 base,nonn,easy %O A179082 1,2 %A A179082 _Reinhard Zumkeller_, Jun 28 2010