This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A054478 #3 Mar 30 2012 18:51:20 %S A054478 17,22,23,29,34,77,89,101,107,113,130,131,137,142,143,149,161,166,167, %T A054478 173,174,178,179,197,202,203,209,214,437,449,461,467,509,521,527,533, %U A054478 539,557,563,569,581,593,599,611,617,629,641,647,653,670,671,677,682 %N A054478 Numbers not divisible by any of their digits when written in base 6. %Y A054478 Cf. A038772, A055239, A055240. %K A054478 base,easy,nonn %O A054478 1,1 %A A054478 _Henry Bottomley_, May 12 2000