%I #4 Mar 30 2012 18:57:29
%S 4,8,12,16,21,25,29,33,38,42,46,50,55,59,63,67,71,72,76,80,84,88,93,
%T 97,101,105,110,114,118,122,127,131,135,139,143,144,148,152,156,160,
%U 165,169,173,177,182,186,190,194,199,203,207,211,215,216,220,224,228,232,237,241,245,249,254,258,262,266,271,275,279,283,287,288
%N Positions of 3 in A189480.
%C A sequence in a 4-way partition of the natural numbers. See A189480.
%t (See A189480.)
%Y Cf. A189480.
%K nonn
%O 1,1
%A _Clark Kimberling_, May 23 2011