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A069662
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Largest n-digit prime with maximum digit sum.
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11
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7, 89, 997, 8999, 99989, 989999, 9899999, 99999989, 998999999, 9999898999, 99989999999, 999999999989, 9999999999799, 99999999899999, 999999999999989, 9999999999989999, 99999999999899999, 999999999999999989, 9998999999999999999, 99999999999999999989
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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EXTENSIONS
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More terms from Rick L. Shepherd, Jul 15 2002. a(5) through a(20) have been certified prime with Primo.
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STATUS
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approved
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