Search: id:A059869
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%I A059869
%S A059869 8,9,14,16,32
%N A059869 Numbers n such that there exist no palindromic heptagonals of length 
               n.
%H A059869 P. De Geest, <a href="http://www.worldofnumbers.com/hepta.htm">Palindromic 
               heptagonals</a>
%Y A059869 Cf. A034822, A034307, A059868, A059870, A000566, A054971, A054910.
%Y A059869 Sequence in context: A083134 A068780 A096784 this_sequence A105833 A114305 
               A101765
%Y A059869 Adjacent sequences: A059866 A059867 A059868 this_sequence A059870 A059871 
               A059872
%K A059869 nonn,base,hard
%O A059869 1,1
%A A059869 Patrick De Geest (pdg(AT)worldofnumbers.com), Feb 15 2000.

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