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Search: id:A066988
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A066988 Prod(i=1,n, phi(i)/bigomega(i)). +0
1
1, 2, 2, 8, 8, 48, 64, 192, 384, 3840, 5120, 61440, 184320, 737280, 1474560, 23592960, 47185920, 849346560, 2264924160, 13589544960, 67947724800, 1494849945600, 2989699891200, 29896998912000, 179381993472000 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A144060 A016119 A037223 this_sequence A100384 A000023 A010584

Adjacent sequences: A066985 A066986 A066987 this_sequence A066989 A066990 A066991

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Jan 27 2002

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.

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