%I #7 Oct 10 2019 00:36:14
%S 1,8,6,5,9,8,262,9,777,77,737,858,767,888,111,888,767,99,9,8558,606,
%T 808,838,565,828,71617,676,9229,3113,474,4224,1991,33,470074,12821,
%U 303,55,16461,13931,4994,292,323,50705,63536,54445,33233,9559,69196,535
%N Largest palindromic substring in 8^n.
%Y Cf. A046274.
%K nonn,base
%O 0,2
%A _Patrick De Geest_, Jun 15 1998
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