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Number of singular n X n rational {0,1}-matrices with no zero rows.
4

%I #3 May 10 2013 12:45:45

%S 0,3,169,28065,16114831,33686890209,262530190180063,

%T 7717643584470877185

%N Number of singular n X n rational {0,1}-matrices with no zero rows.

%F a(n) = A055601(n) - A055165(n).

%Y Cf. A000410, A116507, A116527, A116532.

%K more,nonn

%O 1,2

%A _Vladeta Jovovic_, Apr 03 2006