%I #9 Feb 14 2017 23:06:44

%S 21,23,25,27,29,41,43,45,47,49,61,63,65,67,69,81,83,85,87,89,101,103,

%T 105,107,109,121,123,125,127,129,141,143,145,147,149,161,163,165,167,

%U 169,181,183,185,187,189,201

%N Odd numbers containing an even digit.

%H F. Smarandache, <a href="http://www.gallup.unm.edu/~smarandache/OPNS.pdf">Only Problems, Not Solutions!</a>

%H <a href="/index/Ar#10-automatic">Index entries for 10-automatic sequences</a>.

%F a(n) ~ 2n. - _Charles R Greathouse IV_, Sep 19 2012

%o (PARI) is(n)=n%2 && vecmin(Set(digits(n)))==0 \\ _Charles R Greathouse IV_, Feb 14 2017

%K nonn,base,easy

%O 1,1

%A R. Muller