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%I #2 Mar 31 2012 10:22:15
%S 44,45,20,10,0,1
%N a(n) = number of 5 X 5 permutation matrices with trace n
%e a(0)=44 because we have 44 different permutation matrices 5 x 5 with trace 0.
%Y A171806, A171808, A171809, A171907, A171908
%K nonn
%O 0,1
%A _Artur Jasinski_, Dec 31 2009
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