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Search: id:A116125
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| A116125 |
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Numbers n such that n concatenated with n-5 gives the product of two numbers which differ by 6. |
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+0
10
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| 7, 97, 205, 300, 477, 732, 997, 1920, 3157, 9997, 52896, 99997, 120085, 427020, 999997, 8264460, 9999997, 88581312, 99999997, 112000885, 112917765, 143075580, 152863360, 193537077, 233788192, 266755221, 313680096
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Also numbers n such that n concatenated with itself gives the product of two numbers which differ by 4.
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EXAMPLE
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6786111717//6786111712 = 8237785936 * 8237785942, where // denotes concatenation.
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CROSSREFS
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Cf. A115426, A116124, A116126, A116131, A116256.
Cf. A116130, A116158, A115428, A116288.
Adjacent sequences: A116122 A116123 A116124 this_sequence A116126 A116127 A116128
Sequence in context: A130183 A054932 A090687 this_sequence A142315 A116288 A116261
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KEYWORD
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nonn,base
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AUTHOR
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Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006
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EXTENSIONS
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Edited by njas, Apr 15 2007
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