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A263881
Numbers k such that k! is a "compact factorial", i.e., k! is in
A169661
.
1
1, 2, 3, 6, 7, 10, 11
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OFFSET
1,2
COMMENTS
Sequence linked to
A050376
.
LINKS
Table of n, a(n) for n=1..7.
T. M. Apostol,
Review of "Compact integers and factorials" by V. Shevelev
, zbMATH.
V. Shevelev,
Compact integers and factorials
, Acta Arith. 126 (2007), no.3, 195-236.
FORMULA
a(n)! =
A169661
(n).
CROSSREFS
Cf.
A050376
,
A054861
,
A169661
.
Sequence in context:
A033495
A006877
A328832
*
A208892
A085397
A307414
Adjacent sequences:
A263878
A263879
A263880
*
A263882
A263883
A263884
KEYWORD
nonn
,
fini
,
full
AUTHOR
Jonathan Sondow
, Nov 17 2015
STATUS
approved
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Last modified September 11 17:54 EDT 2024. Contains 375839 sequences. (Running on oeis4.)