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Search: id:A115840
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| A115840 |
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Self-describing sequence. The n-th integer of the sequence indicates how many integers of the sequence are strictly < 6n. |
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+0
1
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| 1, 6, 7, 8, 9, 10, 12, 18, 24, 30, 36, 37, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 72, 73, 74, 75, 76, 78, 84, 90, 96, 102, 108, 114, 120, 126, 132, 138, 144, 150, 156, 162, 168, 174, 180, 186, 192, 198, 204, 210
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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Terms computed by Gilles Sadowski. In building step by step the sequence one has sometimes the choice for an integer. If so take the smallest available one.
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EXAMPLE
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A(7)=12 because there are 12 integers in the sequence which are strictly < 42 (they are 1,6,7,8,9,10,12,18,24,30,36,37)
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CROSSREFS
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Sequence in context: A051053 A069838 A067901 this_sequence A058368 A108613 A081408
Adjacent sequences: A115837 A115838 A115839 this_sequence A115841 A115842 A115843
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KEYWORD
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base,easy,nonn
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AUTHOR
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Eric Angelini (eric.angelini(AT)kntv.be), Feb 01 2006
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