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%I #4 Mar 30 2012 16:46:24
%S 1,1,3,6,10,20,36,66,120,219,400,728,1325,2413,4394,8000,14564,26515,
%T 48273,87884,160000,291290,530312,965468,1757696,3200000,5825805,
%U 10606252,19309364,35153937,64000000,116516108
%N Powers of fifth root of 20 rounded down.
%K nonn
%O 0,3
%A _N. J. A. Sloane_.