A072293 - OEIS

A072293

Smallest factorial containing exactly n 2's.

2, 87178291200, 6227020800, 265252859812191058636308480000000, 815915283247897734345611269596115894272000000000, 258623241511168180642964355153611979969197632389120000000000

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..6.

EXAMPLE

a(2)=87178291200 so 87178291200 is the smallest factorial containing exactly two 2's.

CROSSREFS

Sequence in context: A105759 A154422 A154423 * A158343 A303008 A139180

Adjacent sequences: A072290 A072291 A072292 * A072294 A072295 A072296

KEYWORD

base,nonn

AUTHOR

Shyam Sunder Gupta, Jul 30 2002

STATUS

approved