OFFSET
1,2
COMMENTS
max {n : a(n) > 0} = 32, a(n) = 0 for n > 32.
FORMULA
a(n) = min {99 < k < 1000 : A000005(k)=n} if set is nonempty, else a(n) = 0.
MAPLE
with (numtheory):
b:= n-> `if` (type (n, integer), n, 0):
a:= n-> b (min (select (x-> tau(x)=n, [$100..999])[])):
seq (a(n), n=1..60);
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Jaroslav Krizek, Nov 27 2010
EXTENSIONS
Edited by Alois P. Heinz, Nov 27 2010
STATUS
approved