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A116349
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Numbers k such that k*(k+3) gives the concatenation of two numbers m and m+9.
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4
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32, 66, 42755, 57243, 75425, 425074, 574924, 979530, 4301395, 5698603, 7028668, 4925000749, 5074999249, 7748266576, 8511881486, 8814851186, 7059602159674, 7106167933830, 7439286611623, 7485852385779, 46791112884927
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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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STATUS
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approved
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