OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
MAPLE
q:= n-> (f-> is({}=f(8) intersect f(2)))({k-> convert(n, base, k)[]}):
select(q, [$1..200])[]; # Alois P. Heinz, Jun 20 2021
MATHEMATICA
Select[Range[200], Intersection[IntegerDigits[#, 2], IntegerDigits[#, 8]] =={}&] (* Harvey P. Dale, Jun 06 2011 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
STATUS
approved