OFFSET
1,2
COMMENTS
a(A034838(n)) = n.
LINKS
R. Zumkeller, Table of n, a(n) for n = 1..10000
EXAMPLE
a(42) = #{1,2,3,4,5,6,7,8,9,11,12,15,22,24,33,36} = 16.
MATHEMATICA
Accumulate[Table[If[DigitCount[n, 10, 0]==0&&Union[Mod[n, IntegerDigits[n]]] == {0}, 1, 0], {n, 80}]] (* Harvey P. Dale, Feb 21 2020 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Reinhard Zumkeller, Mar 16 2007
STATUS
approved