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A060323
The first n digits of n! form a prime number.
0
43, 93, 808, 2057, 3247, 13557
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OFFSET
1,1
COMMENTS
The primality of a(4)! was established by
Andrey V. Kulsha
and Peter Liaskovsky (ALTAIR(AT)tut.by).
a(7) > 30000. [From
Donovan Johnson
, Mar 29 2010]
LINKS
Table of n, a(n) for n=1..6.
CROSSREFS
Sequence in context:
A306114
A044181
A044562
*
A141958
A141990
A253952
Adjacent sequences:
A060320
A060321
A060322
*
A060324
A060325
A060326
KEYWORD
base
,
hard
,
nonn
AUTHOR
G. L. Honaker, Jr.
, Mar 29 2001
EXTENSIONS
a(5)-a(6) from
Donovan Johnson
, Mar 29 2010
STATUS
approved
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Last modified August 25 17:34 EDT 2024. Contains 375442 sequences. (Running on oeis4.)