%I M3275
%S 4,6,9,10,15,16,18,24,27,28,30,34,42,45,46,51,52,54,58,66,69,78,81,82,
%T 87,88,90,99,100,102,106,114,123,130,132,135,136,150,153,154,159,160,
%U 162,171,172,174,178,195,196,198,202,204,210,226,231,240,243,244,258
%N If n appears so do 2n2 and 3n3.
%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H R. K. Guy, <a href="/A005658/a005658.pdf">Letter to N. J. A. Sloane with attachment, 1982</a>
%K nonn,easy
%O 1,1
%A _N. J. A. Sloane_
%E More terms from Larry Reeves (larryr(AT)acm.org), Oct 01 2001
