%I A046261
%S A046261 1,3,9,7,8,4,9,8,656,9,9,1771,1441,323,969,434,7,9,9,162261,44,353,313,
%T A046261 414,282,88,828,484,767,3773,94649,767,888,5665,6996,999,999,909,2992,
%U A046261 76267,545,717,989,707,232,55,959,8778,6336,32923,7897987,3693963,989
%N A046261 Largest palindromic substring in 3^n.
%Y A046261 Cf. A046269.
%Y A046261 Sequence in context: A016676 A001148 A011318 this_sequence A074806 A010634 
               A146179
%Y A046261 Adjacent sequences: A046258 A046259 A046260 this_sequence A046262 A046263 
               A046264
%K A046261 nonn
%O A046261 0,2
%A A046261 Patrick De Geest (pdg(AT)worldofnumbers.com), Jun 15 1998.