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A027878
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Product(10^i - 1), i=1..n.
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0
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1, 9, 891, 890109, 8900199891, 890011088900109, 890010198889020099891, 8900101098880002109889900109, 890010100987899112108987901010099891, 890010100097889011121088788901111989989900109
(list; graph; refs; listen; history; internal format)
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