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Search: id:A081116
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| A081116 |
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Numbers n such that 17 divides 3^n-n. |
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+0
1
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| 5, 29, 42, 75, 132, 134, 140, 152, 159, 162, 163, 201, 206, 215, 241, 256, 277, 301, 314, 347, 404, 406, 412, 424, 431, 434, 435, 473, 478, 487, 513, 528, 549, 573, 586, 619, 676, 678, 684, 696, 703, 706, 707, 745, 750, 759, 785, 800, 821, 845, 858, 891, 948
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Suggested by a problem in a web page by Hojoo Lee entitled "Challenging problems in number theory". However, the page no longer exists.
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FORMULA
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a(n+1)-a(n) is the 16-periodic sequence (24, 13, 33, 57, 2, 6, 12, 7, 3, 1, 38, 5, 9, 26, 15, 21)
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CROSSREFS
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Sequence in context: A107151 A117746 A156053 this_sequence A146829 A141374 A107003
Adjacent sequences: A081113 A081114 A081115 this_sequence A081117 A081118 A081119
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KEYWORD
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nonn
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AUTHOR
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Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 16 2003
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