%I
%S 1,1,4,6,18,27,72,111,283,447,1112,1791,4381,7167,17305,28671,68497,
%T 114687,271560,458751,1077949,1835007,4283069,7340031,17031503,
%U 29360127,67768777,117440511,269797323,469762047,1074583315,1879048191
%N a(n) = T(n,0) + T(n,1) + ... + T(n,[ n/2 ]), T given by A026615.
%K nonn
%O 0,3
%A _Clark Kimberling_
|