%I A046448
%S A046448 1,39,69,119,129,159,219,249,259,329,339,403,429,469,669,679,795,1207,
%T A046448 1309,1329,1533,1547,1589,1703,2319,2321,2359,2649,2701,3039,3421,3503,
%U A046448 3629,3633,3639,3729,3899,4303,4607,4839,5289,5295,5565,5603,5739,6209
%N A046448 Concatenation of distinct prime factors of composite n is a palindrome.
%e A046448 E.g. 429 = 3 * 11 * 13 -> 31113 is palindromic.
%Y A046448 Cf. A046447, A046449, A046450, A071223.
%Y A046448 Sequence in context: A090876 A165461 A020166 this_sequence A039467 A044105 
               A044486
%Y A046448 Adjacent sequences: A046445 A046446 A046447 this_sequence A046449 A046450 
               A046451
%K A046448 nonn,base
%O A046448 0,2
%A A046448 Patrick De Geest (pdg(AT)worldofnumbers.com), Jul 15 1998.