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A116352
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Numbers k such that k*(k+6) gives the concatenation of two numbers m and m+9.
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4
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3378, 6617, 7028, 49941474, 50058521, 97000298, 785321170881, 799019801018, 989301366861, 997000002998, 4044997109223942, 4136014586911893, 4248535260473902, 4366325506691846, 4457342984379797, 5542657015620198
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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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97000298 * 97000304 = 94090583//94090592, 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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