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Antidiagonal sums of square table A086626.
2

%I #3 Mar 30 2012 18:36:38

%S 1,2,3,8,23,70,230,782,2729,9740,35345,130018,483782,1817450,6884050,

%T 26261498,100808873,389101464,1509198827,5879305034,22993849657

%N Antidiagonal sums of square table A086626.

%F G.f.: A(x) = (1-x^2)/(1-x)^2 + x^2*A(x)^3.

%Y Cf. A086626 (table), A086627 (diagonal).

%K nonn

%O 0,2

%A _Paul D. Hanna_, Jul 24 2003