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Search: id:A052060
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| A052060 |
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Smallest power of 2 whose digits occur with same frequency n. |
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+0
2
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| 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 20, 29
(list; graph; listen)
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OFFSET
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0,3
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COMMENT
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Not multiplicative since a(18) is supposedly > 3597 but a(2) = 2 and a(9) = 9. David W. Wilson (davidwwilson(AT)comcast.net) Jun 12, 2005.
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EXAMPLE
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E.g. 2^29 = 536870912 where each digit occur once in this case.
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CROSSREFS
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Cf. A052069, A052070, A052071, A052072.
Sequence in context: A098314 A052057 A005496 this_sequence A084688 A023769 A023796
Adjacent sequences: A052057 A052058 A052059 this_sequence A052061 A052062 A052063
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KEYWORD
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nonn,base,hard
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AUTHOR
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Patrick De Geest (pdg(AT)worldofnumbers.com), Jan 15 2000.
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EXTENSIONS
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Next term > 3597.
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