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Search: id:A011778
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| 2, 6, 12, 24, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 480, 630, 672, 720, 1080, 1120, 1260, 1344, 1440, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 6048
(list; graph; listen)
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OFFSET
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1,1
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REFERENCES
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Ivan Niven, Herbert S. Zuckerman and Hugh L. Montgomery, An Introduction to the Theory Of Numbers, Fifth Edition, Wiley NY 1991.
J. Roberts, Lure of the Integers, Math. Assoc. America, 1992, p. 251.
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LINKS
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T. D. Noe, Table of n, a(n) for n=1..100
Index entries for sequences related to factorial numbers
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FORMULA
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a(n) = A061769(n)+1.
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CROSSREFS
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Cf. A011776, A011777, A133481.
Sequence in context: A129314 A137895 A099993 this_sequence A067718 A028923 A001116
Adjacent sequences: A011775 A011776 A011777 this_sequence A011779 A011780 A011781
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KEYWORD
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nonn,nice,easy
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com)
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EXTENSIONS
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Corrected by Vladeta Jovovic (vladeta(AT)eunet.rs), Dec 01 2002
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