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 A201057 #6 Mar 30 2012 19:00:28 %S A201057 25,52,125,152,215,512,1125,1152,1215,1251,1512,1521,2115,2151,2511, %T A201057 5112,5121,5211,11125,11152,11215,11512,11521,12115,12151,15112,15211, %U A201057 21115,21151,21511,51112,51121,51211,52111,111125,111152,111215,111251,111512,112115,112151 %N A201057 Composite numbers whose product of digits is 10. %C A201057 Complement of A107696 with respect to A199990. %e A201057 Number 125 is in sequence because 1*2*5=10. %Y A201057 Cf. A107696 (primes whose product of digits is 10), A199990 (numbers whose product of digits is 10). %K A201057 nonn,base %O A201057 1,1 %A A201057 _Jaroslav Krizek_, Nov 26 2011