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 A119895 #11 May 22 2021 04:33:09 %S A119895 90,168,185,229,242,447,470,503,552,657,684,758,804,811,1000,1113, %T A119895 1126,1182,1402,1410,1412,1420,1546,1566,1638,1655,1663,1790,2066, %U A119895 2180,2232,2275,2362,2390,2416,2504,2585,2670,2721,2725,2803,2814,2902,2911,2928 %N A119895 Numbers k such that 2^k, 3^k, 5^k, 7^k, 11^k and 13^k have even digit sum. %H A119895 Robert Israel, <a href="/A119895/b119895.txt">Table of n, a(n) for n = 1..895</a> %t A119895 Select[Range[3000],AllTrue[Total[IntegerDigits[#]]&/@(Prime[ Range[ 6]]^#), EvenQ]&] (* The program uses the AllTrue function from Mathematica version 10 *) (* _Harvey P. Dale_, May 10 2018 *) %Y A119895 Cf. A118734, A118867, A119894, A119896, A119897. %K A119895 base,nonn %O A119895 1,1 %A A119895 _Zak Seidov_, May 26 2006