%I #3 Mar 30 2012 18:56:00
%S 1,2,5,12,28,66,172,440,1108,2784,7552,20040,52336,136896,374688,
%T 1013056,2710016,7243104,20078784,55031040,149414144,405759232,
%U 1130565632,3125798656,8582582272,23543099392,66051398144,183922571264,508945206272
%N s(n+3)/4, where s is A024959.
%K nonn
%O 1,2
%A _Clark Kimberling_