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A162187 a(0)=4 and a(n+1)=a(n)! 0
4, 24, 620448401733239439360000 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Initializing at 0, 1 or 2 gives constant sequences (except for the first term when initializing at 0).

Initializing at 3 gives 3,6,720,720!,...

LINKS

Table of n, a(n) for n=0..2.

CROSSREFS

Cf. A000142 (factorials).

Sequence in context: A077092 A092435 A058230 * A103644 A185070 A272680

Adjacent sequences:  A162184 A162185 A162186 * A162188 A162189 A162190

KEYWORD

bref,nonn

AUTHOR

Benoit Jubin, Jun 27 2009

STATUS

approved

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Last modified June 4 01:32 EDT 2020. Contains 334809 sequences. (Running on oeis4.)