%I
%S 1,2,3,4,5,6,7,8,9,10,12,13,14,15,16,17,18,19,20,21,23,24,25,26,27,28,
%T 29,30,31,32,34,35,36,37,38,39,40,41,42,43,45,46,47,48,49,50,51,52,53,
%U 54,56,57,58,59,60,61,62,63,64,65,67,68,69,70,71
%N Not divisible by 11
%C Contains numbers like 100, 111, 112, 113 which are not in A043096. [_R. J. Mathar_, May 20 2009]
%H <a href="/index/Rec#order_11">Index entries for linear recurrences with constant coefficients</a>, signature (1,0,0,0,0,0,0,0,0,1,1).
%F a(n) = a(n10) + 11, n>10.  _R. J. Mathar_, May 20 2009
%F G.f.: x*(1+x+x^2+x^3+x^4+x^5+x^6+x^7+x^8+x^9+x^10) / ( (1+x)*(1+x+x^2+x^3+x^4)*(x^4x^3+x^2x+1)*(x1)^2 ).  _R. J. Mathar_, May 02 2014
%t Select[Table[n,{n,200}],Mod[#,11]!=0&] (* _Vladimir Joseph Stephan Orlovsky_, Feb 18 2011*)
%o (Sage) [i for i in range(72) if gcd(11, i) == 1]
%K nonn,easy
%O 1,2
%A _Zerinvary Lajos_, May 18 2009
