%I A115294
%S A115294 1,4,11,25,47,79,122,175,239,314,399,495,602,719,847,986,1135,1295,1466,
%T A115294 1647,1839,2042,2255,2479,2714,2959,3215,3482,3759,4047,4346,4655,4975,
%U A115294 5306,5647,5999,6362,6735,7119,7514,7919,8335,8762,9199,9647,10106
%N A115294 Diagonal sums of correlation triangle for (1+x)^3/(1-x).
%C A115294 Diagonal sums of number triangle A115292.
%F A115294 G.f.: (1+x)^2*(1+x^2)^3/((1-x)^2*(1-x^3)); a(n)=sum{k=0..floor(n/2), 
               sum{j=0..n-k, [j<=k]*A115291(k-j)*[j<=n-2k]*A115291(n-2k-j)}}.
%Y A115294 Sequence in context: A159350 A159348 A159349 this_sequence A110610 A051462 
               A006004
%Y A115294 Adjacent sequences: A115291 A115292 A115293 this_sequence A115295 A115296 
               A115297
%K A115294 easy,nonn
%O A115294 0,2
%A A115294 Paul Barry (pbarry(AT)wit.ie), Jan 19 2006