A054475 - OEIS

%I #3 Mar 30 2012 18:51:20

%S 11,35,43,47,59,131,139,143,163,175,179,187,191,203,227,235,239,251,

%T 515,523,527,547,559,563,571,575,643,655,683,691,703,707,715,719,739,

%U 751,755,763,767,779,803,811,815,827,899,907,911,931,943,947,955,959

%N Numbers not divisible by any of their digits when written in base 4.

%Y Cf. A038772, A055239, A055240.

%K base,easy,nonn

%O 1,1

%A _Henry Bottomley_, May 12 2000