%I #3 Mar 30 2012 18:36:43
%S 1,1,2,3,4,6,9,14,22,34,52,79,120,183,280,429,657,1005,1536,2347,3587,
%T 5484,8386,12824,19609,29981,45837,70079,107145,163820,250476,382969,
%U 585541,895258,1368795,2092808,3199790,4892313,7480094,11436670
%N Antidiagonal sums of the triangle A099557.
%F G.f.: (1-x+x^2)/((1-x)^2-x^5).
%o (PARI) a(n)=polcoeff((1-x+x^2)/((1-x)^2-x^5)+x*O(x^n),n)
%Y Cf. A099557.
%K nonn
%O 0,3
%A _Paul D. Hanna_, Oct 22 2004