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A115748
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Numbers n such that sigma(n)=7*reversal(n).
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1
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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2158803990 is in the sequence because sigma(2158803990)
=6951619584=7*993088512=7*reversal(2158803990).
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CROSSREFS
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KEYWORD
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base,more,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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