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A093910 Group the natural numbers as in A093911; a(n) is the product of the n-th group. 2
1, 6, 120, 5040, 5765760, 19275223968000, 13644281345408020027550269440000, 4402827357584746886229433170489943024971625310770489684257669120000000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Next term has 168 digits.

LINKS

Table of n, a(n) for n=1..8.

FORMULA

For n > 1, a(n) = prod_{i = A093911(n)..A093911(n+1)-1} i.

CROSSREFS

Cf. A090904, A093911.

Sequence in context: A009445 A094273 A094278 * A002370 A012846 A012641

Adjacent sequences:  A093907 A093908 A093909 * A093911 A093912 A093913

KEYWORD

nonn,easy,less

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 24 2004

EXTENSIONS

Edited and extended by David Wasserman, Mar 27 2006

STATUS

approved

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Last modified May 19 19:20 EDT 2013. Contains 225436 sequences.