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 A260053 #16 Jul 24 2015 03:53:29 %S A260053 72646,74176,75295,78475,134832,189771,255619,422233,440561,586022, %T A260053 638582,644799,655312,659712,701078,855296,882278,919488,1197500, %U A260053 1213750,1328102,1329280,1428352,1451968,1581088,1585184,1718857 %N A260053 Composites whose prime factorization in base 9 is an anagram of the number in base 9. %H A260053 Giovanni Resta, <a href="/A260053/b260053.txt">Table of n, a(n) for n = 1..10000</a> %e A260053 72646 = 2 * 7 * 5189. In base 9, 120577 = 2 * 7 * 7105. %t A260053 Select[Range[10^6], !PrimeQ[#] && Sort@ IntegerDigits[#, 9] == Sort@ Flatten@ IntegerDigits[ Select[ Flatten@ FactorInteger@ #, #>1 &], 9] &] (* _Giovanni Resta_, Jul 14 2015 *) %Y A260053 Cf. A260046, A260047, A260048, A260049, A260050, A260051, A260052, A025283, A260054, A260055. %K A260053 base,easy,nonn %O A260053 1,1 %A A260053 _Stephen Tucker_, Jul 14 2015