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Search: id:A081830
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| A081830 |
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Numbers n such that the n-th term of Hofstadter Q-sequence is < (n+1)-th term. |
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+0
1
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| 2, 3, 5, 6, 8, 11, 14, 16, 17, 19, 23, 26, 30, 33, 34, 36, 37, 39, 40, 42, 47, 49, 50, 53, 56, 58, 62, 65, 68, 69, 71, 72, 74, 76, 78, 79, 80, 83, 85, 86, 89, 95, 97, 98, 99, 101, 104, 106, 107, 108, 110, 113, 114, 116, 117, 120, 122, 123, 125, 129, 131, 132, 134, 136
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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n such that A005185(n+1)>A005185(n).
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FORMULA
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Conjecture : a(n)/n -> 2. a(n)=2n for n=2, 14, 16, 802, 804, 806, 810, 814, 824, 826, 832, 1116, 1120, 1124, 1126, 1130, 1172, 1178, 1228, 1230, 1254, 1258, 1298...
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CROSSREFS
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Sequence in context: A050834 A095172 A127312 this_sequence A117517 A098491 A107947
Adjacent sequences: A081827 A081828 A081829 this_sequence A081831 A081832 A081833
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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 10 2003
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