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Search: id:A055554
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| A055554 |
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An arithmetic progression each term of which is followed by at least 4 non-square-free consecutive integers. |
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+0
1
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| 242, 1757711582, 3515422922, 5273134262, 7030845602, 8788556942, 10546268282, 12303979622, 14061690962, 15819402302, 17577113642, 19334824982, 21092536322, 22850247662, 24607959002, 26365670342
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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From the terms of A051681 or A045882 similar progressions for longer chains can be constructed.
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LINKS
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Tanya Khovanova, Recursive Sequences
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FORMULA
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a(n)=d*n+242, where d=LCM[242, 243, 244, 245]=1757711340=2.2.3.3.3.3.3.5.7.11.11.61
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CROSSREFS
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A005117, A013929, A053806, A053797, A045882, A051681.
Sequence in context: A022153 A013472 A013478 this_sequence A018871 A046318 A046375
Adjacent sequences: A055551 A055552 A055553 this_sequence A055555 A055556 A055557
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KEYWORD
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nonn
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AUTHOR
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Labos E. (labos(AT)ana.sote.hu), Jul 10 2000
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