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 A195814 #8 Mar 31 2012 10:28:39 %S A195814 15628,15678,16038,17082,17820,19084,20457,20754,21658,24507,26910, %T A195814 27504,28156,28651,32890,34902,36508,58401,65128,65821 %N A195814 Numbers n which use half of the ten digits such that they have at least one factorization n=p*q that uses remaining half of the digits that are not in n. %e A195814 15628 = 4 * 3907 %e A195814 15678 = 39 * 402 %e A195814 16038 = 27 * 594 %e A195814 and so on. %K A195814 nonn,base,fini,full %O A195814 1,1 %A A195814 _Kausthub Gudipati_, Sep 24 2011 %E A195814 Name and data edited and corrected by _Zak Seidov_, Sep 24 2011