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A116225
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n times n+1 gives the concatenation of two numbers m and m-9.
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3
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12, 878, 969, 4582271, 5417729, 7235911, 7365332534826384966, 8274423443917294057, 3818527786666305707333509337803, 6181472213333694292666490662197, 7454891423029942070969872974167
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OFFSET
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1,1
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LINKS
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EXAMPLE
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7235911 * 7235912 = 5235841//5235832, where // denotes
concatenation.
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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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STATUS
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approved
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