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A130181
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Largest k > 1 such that (sum of digits of k^n)*(sum of digits of k^(n+1)) = k, or 0 if no such k exists.
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4
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486, 1215, 4374, 4672, 12862, 12649, 23408, 32761, 47477, 56852, 59048, 90746, 116864, 112346, 139472, 149705, 190512, 234247, 254015, 0, 322322, 331775, 391238, 446512, 454951, 546121, 530145, 316250, 613927, 763795, 786664, 809936
(list; graph; refs; listen; history; internal format)
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