OFFSET
1,2
COMMENTS
Largest k such that A217467(k)=n.
EXAMPLE
a(5)=24 because 24^5 divides 24!! but 24^6 does not divide 24!!.
MATHEMATICA
kdn[n_]:=Module[{k=2}, While[!Divisible[k!!, k^n]||Divisible[k!!, k^(n+1)], k++]; k]; Join[{1}, Array[kdn, 60, 2]]
CROSSREFS
KEYWORD
nonn
AUTHOR
Michel Lagneau, Oct 10 2012
STATUS
approved