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%I #7 Mar 30 2012 18:39:18
%S 1,3,3,7,4,7,15,7,10,15,31,14,14,22,31,63,29,21,32,46,63,125,60,35,46,
%T 68,94,125,249,123,64,67,100,140,188,249,497,248,124,102,146,208,282,
%U 374,497,993,497,247,166,213,308,422,562,746,993,1985,994,495,290,315,454,630,844,1120,1490,1985
%N Array defined by T(i,1)=2^i-1, T(1,j)=2^j-1, T(i,j)=T(i-1,j)+T(i-1,j-1) read by antidiagonals
%Y Cf. A027649 (main diagonal)
%K nonn,tabl
%O 1,2
%A _Benoit Cloitre_, Aug 12 2003
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