%I

%S 1,1,2,2,4,6,8,12,17,25,36,51,73,105,150,216,309,442,632,905,1296,

%T 1854,2653,3797,5434,7776,11127,15922,22784,32604,46656,66763,95536,

%U 136709,195626,279936,400579,573217,820256

%N Powers of fifth root of 6 rounded down.

%t Floor[(Power[6, (5)^-1])^Range[0,40]] (* _Harvey P. Dale_, Jul 21 2011 *)

%K nonn

%O 0,3

%A _N. J. A. Sloane_.