A031209 - OEIS

%I #8 Mar 31 2012 12:38:44

%S 6,9,15,27,33,36,48,51,57,60,63,66,69,72,75,84,90,96,105,123,126,132,

%T 135,138,150,153,159,162,177,183,189,195,198,207,213,216,225,231,246,

%U 252,255,258,261,264,270,279,285,288,297,303,306,312,315

%N Numbers having period-56 7-digitized sequences.

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/Digitaddition.html">Digitaddition</a>

%K nonn,base

%O 0,1

%A _Eric W. Weisstein_