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A083907 a(1) = 1; for n>1, a(n) = n*a(n-1) if (n,a(n-1)) = 1 else a(n) = a(n-1). 1
1, 2, 6, 6, 30, 30, 420, 420, 420, 420, 4620, 4620, 60060, 60060, 60060, 60060, 1021020, 1021020, 19399380, 19399380, 19399380, 19399380, 446185740, 446185740, 446185740, 446185740, 446185740, 446185740, 12939386460 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..29.

CROSSREFS

Sequence in context: A080326 A034386 A084343 * A025552 A284008 A284576

Adjacent sequences:  A083904 A083905 A083906 * A083908 A083909 A083910

KEYWORD

nonn

AUTHOR

Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), Jun 19 2003

STATUS

approved

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Last modified April 21 22:12 EDT 2019. Contains 322328 sequences. (Running on oeis4.)