OFFSET
0,1
COMMENTS
The smallest prime p such that A027869(p) = n. [R. J. Mathar, Nov 18 2010]
EXAMPLE
a(2) = 7 because 7! = 5040 is the first prime factorial followed by 11! = 39916800 to contain exactly 2 0's.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Lekraj Beedassy, Nov 02 2010
EXTENSIONS
More terms from Robert G. Wilson v, Nov 04 2010
STATUS
approved