%I #6 Sep 17 2013 04:20:42
%S 0,2,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47,
%T 49,51,53,55,57,59,61,63,65,67,69,71,73,75,77,79,81,83,85,87,89,91,93,
%U 95,97,99,101,103,105,107,109,111,113,115,117,119,121,123,125,127,129,131,133,135,137,139,141
%N a(0)=0, a(1)=2, a(n)=2n+1 for n >= 2.
%C Apart from initial term, identical to A140139 if offsets are ignored. - _R. J. Mathar_, May 11 2008
%F O.g.f.: x(1+x)(2-x)/(1-x)^2. - _R. J. Mathar_, May 11 2008
%K nonn
%O 0,2
%A _Paul Curtz_, Jul 14 2007
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