%I

%S 1,2,3,4,5,6,8,9,10,12,15,16,18,20,21,24,25,27,30,34,36,39,40,42,45,

%T 48,50,54,55,60,63,68,72,75,78,80,81,84,90,100,102,105,108,110,117,

%U 120,125,126,135,136,144,147,150,155,156,162,165,168,170,171,180,189

%N Numbers n such that n divides s(n), where s(1)=1, s(k)=16*s(k-1)+k.

%K nonn

%O 1,2

%A _N. J. A. Sloane_, _Olivier GĂ©rard_