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%I #7 May 26 2013 11:16:51
%S 1,-1,1,0,-1,0,0,1,1,-1,0,1,-1,-3,0,3,-1,-1,0,0,1,-1,-2,3,2,-4,0,4,-2,
%T -3,3,7,-10,3,22,29,-33,22,31,31,9,-10,-15,24,23,15,-8,8,25,-75,50,38,
%U -3,-26,-29,2,63,-191,162,-171,-352,-397,-15,685,532,67,-43,-44,32,172
%N A variation on A056223.
%p with(combinat): f := (i,j) -> numbpart(i+j-1): A051171 := n->det(matrix(n,n,f));
%K sign
%O 1,14
%A _N. J. A. Sloane_, _James A. Sellers_, Aug 22 2000
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