%I
%S 0,2,4,5,6,7,9,11,12,13,14,16,18,19,20,21,23,25,26,27,28,30,32,33,34,
%T 35,37,39,40,41,42,44,46,47,48,49,51,53,54,55,56,58,60,61,62,63,65,67,
%U 68,69,70,72,74,75,76,77,79
%N Numbers that are congruent to {0, 2, 4, 5, 6} mod 7.
%H <a href="/index/Rec">Index entries for linear recurrences with constant coefficients</a>, signature (1,0,0,0,1,1).
%F G.f.: x^2*(2 + 2*x + x^2 + x^3 + x^4) / ( (x^4 + x^3 + x^2 + x + 1)*(x1)^2 ).  _R. J. Mathar_, Dec 03 2011
%K nonn
%O 1,2
%A _N. J. A. Sloane_
