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A116264
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n times n+9 gives the concatenation of two numbers m and m-4.
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4
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76, 4327, 5665, 9364, 41505566065992219341, 44035313091289689594, 46429818586950933763, 48959565612248404016, 51040434387751595976, 53570181413049066229, 55964686908710310398, 58494433934007780651
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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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9364 * 9373 = 8776//8772, 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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