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Search: id:A162216
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| A162216 |
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Base 3 perfect digital invariants (written in base 10): numbers equal to the sum of the kth powers of their base-3 digits, for some k. |
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+0
11
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| 0, 1, 2, 5, 8, 17, 33, 34, 65, 66, 67, 131, 258, 259, 386, 512, 513, 514, 1026, 1027, 2049, 2050, 3075, 3076, 4100, 16388, 16389, 16390, 57345, 57346, 65538, 65539, 196610, 262149, 262150, 458754, 458755, 786438, 786439, 1048581, 1048582, 1310724
(list; graph; listen)
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OFFSET
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1,3
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LINKS
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Joseph Myers, Table of n, a(n) for n=1..6130 (complete to 2000 base 3 digits)
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CROSSREFS
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Cf. A162217 (corresponding exponents), A033835, A162218. In other bases: A162219 (base 4), A162222 (base 5), A162225 (base 6), A162228 (base 7), A162231 (base 8), A162234 (base 9), A023052 (base 10).
Sequence in context: A054754 A054755 A093331 this_sequence A032158 A103745 A112361
Adjacent sequences: A162213 A162214 A162215 this_sequence A162217 A162218 A162219
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KEYWORD
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base,nonn
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AUTHOR
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Joseph Myers (jsm(AT)polyomino.org.uk), Jun 28 2009
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