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Largest number in largest finite set fixed by mapping f(k) = sum of n-th power of digits of k.
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%I #4 Oct 14 2012 12:58:14

%S 1,9,145,1459,13139,213040,1758629,19210003,153362052,1724515947,

%T 15434111703,176062673167,1281243062759,11270705761846,

%U 142415666495594,1145004602355098,11968345165915849,121510372538044487

%N Largest number in largest finite set fixed by mapping f(k) = sum of n-th power of digits of k.

%C The terms a(12) = 1281243062759 and beyond are conjectural, but almost certainly correct.

%K nonn,base

%O 0,2

%A _David W. Wilson_