1,1
Eric Weisstein's World of Mathematics, Palindromic Prime.
Cf. A029974.
Sequence in context: A087524 A088053 A050444 this_sequence A056163 A118573 A137453
Adjacent sequences: A117698 A117699 A117700 this_sequence A117702 A117703 A117704
nonn
Martin Renner (martin.renner(AT)gmx.net), Apr 13 2006
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