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%I #10 Jun 13 2015 00:53:42
%S 1,2,3,4,5,7,8,10,12,13,15,17,19,21,23,26,28,30,33,35,38,41,44,47,49,
%T 53,56,59,62,65,69,72,76,80,83,87,91,95,99,103,108,112,116,121,125,
%U 130,135,140,145,149,155,160,165,170,175,181,186,192,198,203,209,215,221,227,233,240,246,252,259,265
%N n-1+ceiling((n/5)^2); complement of A184104.
%H <a href="/index/Rec">Index entries for linear recurrences with constant coefficients</a>, signature (2,-1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,-2,1).
%t a=25; b=0;
%t Table[n+Floor[(a*n+b)^(1/2)],{n,100}]
%t Table[n-1+Ceiling[(n*n-b)/a],{n,70}]
%Y Cf. A184104.
%K nonn,easy
%O 1,2
%A _Clark Kimberling_, Jan 09 2011