OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
FORMULA
A051802^-1(6)
MATHEMATICA
nzdr6Q[n_]:=NestWhile[Times@@DeleteCases[IntegerDigits[#], 0]&, n, #>9&]==6; Select[Range[ 300], nzdr6Q] (* Harvey P. Dale, Jul 20 2024 *)
CROSSREFS
KEYWORD
nonn,easy,base
AUTHOR
Dan Hoey, Dec 09 1999
STATUS
approved