%I #4 Mar 30 2012 16:49:56
%S 0,0,1,4,19,76,316,1264,5101,20404,81796,327184,1309444,5237776,
%T 20953936,83815744,335274259,1341097036,5364433276,21457733104,
%U 85831112764,343324451056,1373298525616,5493194102464,21972779294716
%N A094559/4.
%K nonn,easy
%O 0,4
%A _N. J. A. Sloane_, Jun 06 2004
%E More terms from Brian Kuehn (brk158(AT)psu.edu), Apr 20 2006