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Search: id:A071221
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A071221 Product of next n composite numbers. +0
2
4, 48, 1080, 60480, 5544000, 622702080, 106661318400, 28405593216000, 8247280940236800, 3294906785089920000, 1595754032207182848000, 840201424492187197440000, 653671274699431372640256000 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(1) = 4,a(2) = 6*8 = 48 and a(3) = 9*10*12 = 1080.

CROSSREFS

Sequence in context: A052714 A144828 A138448 this_sequence A024255 A166231 A013145

Adjacent sequences: A071218 A071219 A071220 this_sequence A071222 A071223 A071224

KEYWORD

nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 17 2002

EXTENSIONS

Corrected and extended by Lior Manor (lior.manor(AT)gmail.com) Jun 02 2002

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Last modified December 4 08:07 EST 2009. Contains 170310 sequences.


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