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A217417
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2-adic valuation of A217416.
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2
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OFFSET
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1,1
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COMMENTS
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A217416 consists of numbers of the form (2^r)*(13^s) that have each digit 0-9 a prime number of times in the decimal representation. This sequence corresponds to the values r. See that sequence for further comments.
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LINKS
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CROSSREFS
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KEYWORD
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nonn,base,less
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AUTHOR
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STATUS
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approved
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