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A116245
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n times n+9 gives the concatenation of two numbers m and m-7.
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4
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8, 698, 775, 789, 866, 42336, 57656, 96882, 44121665, 55878327, 85298136, 36680703009575609347721358492, 63319296990424390652278641500, 69346342454876071597336150480, 81501115172242572470460459682
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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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85298136 * 85298145 = 72757727//72757720, 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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