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Search: id:A066830
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A066830 a(n)=lcm(n+1,n-1). +0
1
0, 3, 4, 15, 12, 35, 24, 63, 40, 99, 60, 143, 84, 195, 112, 255, 144, 323, 180, 399, 220, 483, 264, 575, 312, 675, 364, 783, 420, 899, 480, 1023, 544, 1155, 612, 1295, 684, 1443, 760, 1599, 840, 1763, 924, 1935, 1012, 2115, 1104, 2303, 1200, 2499, 1300 (list; graph; listen)
OFFSET

1,2

FORMULA

a(2n) = A000466(n); a(2n+1) = A046092(n)

CROSSREFS

Adjacent sequences: A066827 A066828 A066829 this_sequence A066831 A066832 A066833

Sequence in context: A070971 A130113 A004735 this_sequence A083061 A136641 A053359

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Jan 20 2002

page 1

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.


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