login
Number of 7X7 arrays of squares of integers, symmetric under 90 degree rotation, with all rows summing to n.
0

%I #3 Mar 31 2012 12:35:23

%S 1,0,0,42,54,0,0,7,60,0,0,144,90,0,0,24,201,0,0,336,660,0,0,60,210,0,

%T 0,930,163,0,0,150,804,0,0,1092,1830,0,0,168,714,0,0,2382,492,0,0,414,

%U 984,0,0,2340,3432,0,0,343,768,0,0,3690,408,0,0,643,3039,0,0,3216,7986,0,0

%N Number of 7X7 arrays of squares of integers, symmetric under 90 degree rotation, with all rows summing to n.

%K nonn

%O 0,4

%A _R. H. Hardin_ Feb 09 2009