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A189783 (A189781)/2. 2

%I

%S 3,6,9,12,16,19,22,25,28,32,35,38,41,44,48,51,54,57,60,64,67,70,73,76,

%T 80,83,86,89,92,96,99,102,105,109,112,115,118,121,125,128,131,134,137,

%U 141,144,147,150,153,157,160,163,166,169,173,176,179,182,185,189,192,195,198,201,205,208,211,214,218,221,224,227,230,234,237,240

%N (A189781)/2.

%t (See A189781.)

%Y Cf. A189781.

%K nonn

%O 1,1

%A _Clark Kimberling_, Apr 27 2011

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Last modified October 16 23:30 EDT 2019. Contains 328103 sequences. (Running on oeis4.)