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Search: id:A093913
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A093913 Group the natural numbers as in A093911; sequence gives the ratios of successive group products. +0
2
6, 20, 42, 1144, 3343050, 707866293437614080, 322686644032484531917367528014184448000000 (list; graph; listen)
OFFSET

1,1

COMMENT

Next term has 95 digits.

FORMULA

a(n) = A093910(n+1)/A093910(n).

CROSSREFS

Cf. A090907, A093911.

Sequence in context: A009946 A094274 A094279 this_sequence A006137 A048969 A005564

Adjacent sequences: A093910 A093911 A093912 this_sequence A093914 A093915 A093916

KEYWORD

nonn,easy,less

AUTHOR

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

EXTENSIONS

Edited and extended by David Wasserman (dwasserm(AT)earthlink.net), Mar 27 2006

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.


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