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A110797
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a(0) = 1, a(1) = 2; then all the products generated by these numbers, then the next number 3 and so on.
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2
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1, 2, 3, 6, 4, 8, 12, 24, 5, 10, 15, 20, 30, 40, 60, 120, 6, 12, 18, 24, 30, 36, 48, 60, 72, 90, 120, 144, 180, 240, 360, 720, 7, 14, 21, 28, 35, 42, 42, 56, 70, 84, 84, 105, 126, 140, 168, 168, 210, 210, 252, 280, 336, 420, 420, 504, 630, 840, 840, 1008, 1260, 1680
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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COMMENTS
| a(2^n) = n+2.
Differs from A083872 starting at a(16)=6.
"All the products generated by these numbers" means "the product of the most recently added singleton with each of the previous terms, sorted by size." - Joel Lewis (jblewis(AT)fas.harvard.edu), Nov 15 2006
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CROSSREFS
| Sequence in context: A086537 A127562 A096113 * A083872 A121663 A096112
Adjacent sequences: A110794 A110795 A110796 * A110798 A110799 A110800
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KEYWORD
| nonn
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AUTHOR
| Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Aug 13 2005
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EXTENSIONS
| Extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Aug 23 2005
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