OFFSET
1,3
LINKS
Clark Kimberling, Table of n, a(n) for n = 1..1000
EXAMPLE
a(8) = 6 because (2^5)*5! < 8! <= (2^6)*6!.
MATHEMATICA
Table[m=1; While[n!>(2^m)*m!, m++]; m, {n, 1, 100}]
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Jul 17 2012
STATUS
approved