%I
%S 1,2,3,5,6,7,8,9,11,12,13,14,15,17,18,19,20,21,22,24,25,26,27,28,30,
%T 31,32,33,34,36,37,38,39,40,42,43,44,45,46,48,49,50,51,52,53,55,56,57,
%U 58,59,61,62,63,64,65,67,68,69,70,71,73,74,75,76,77,79,80,81,82,83,84,86,87,88,89,90,92,93,94,95,96,98,99,100,101,102,104,105,106,107,108,110,111,112,113,114,116,117,118,119,120,121,123,124,125,126,127,129,130,131,132,133,135,136,137,138,139,141,142
%N Lower sWythoff sequence, where s=5n2. Complement of A184527.
%C See A184117 for the definition of lower and upper sWythoff sequences.
%t k = 5; r = 2; d = Sqrt[4 + k^2];
%t a[n_] := Floor[(1/2) (d + 2  k) (n + r/(d + 2))];
%t b[n_] := Floor[(1/2) (d + 2 + k) (n  r/(d + 2))];
%t Table[a[n], {n, 120}]
%t Table[b[n], {n, 120}]
%Y Cf. A184117, A184527.
%K nonn
%O 1,2
%A _Clark Kimberling_, Jan 16 2011
