%I A054969
%S A054969 1,6,66,3003,5995,15051,66066,617716,828828,1269621,1680861,5073705,
%T A054969 5676765,1264114621,5289009825,6172882716,13953435931,1313207023131,
%U A054969 5250178710525,6874200024786,61728399382716,602224464422206
%N A054969 Palindromic hexagonal numbers.
%Y A054969 Cf. A054970.
%Y A054969 Sequence in context: A113390 A122020 A126459 this_sequence A068966 A063039 
               A082781
%Y A054969 Adjacent sequences: A054966 A054967 A054968 this_sequence A054970 A054971 
               A054972
%K A054969 nonn
%O A054969 1,2
%A A054969 Jeffrey Heleen (meriadoc(AT)cheshire.net), May 26 2000