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Search: id:A046449
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%I A046449
%S A046449 4,39,429,5565,94605,1040655,2332655745,178516966485,4105890229155,
%T A046449 867388559982945,37297708079266635,1529206031249932035
%N A046449 Smallest composite number with n distinct prime factors with property 
               that the concatenation of its distinct prime factors is a palindrome.
%e A046449 a(5)=94605 has 5 distinct factors 3 * 5 * 7 * 17 * 53 and 3571753 is 
               palindromic.
%Y A046449 Cf. A046447, A046448, A046450.
%Y A046449 Sequence in context: A093851 A063035 A123618 this_sequence A068187 A024055 
               A066399
%Y A046449 Adjacent sequences: A046446 A046447 A046448 this_sequence A046450 A046451 
               A046452
%K A046449 nonn,hard,nice,base
%O A046449 1,1
%A A046449 Patrick De Geest (pdg(AT)worldofnumbers.com), Jul 15 1998.
%E A046449 More terms from Arlin Anderson (starship1(AT)gmail.com), Mar 11, 2000

    
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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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