RAT 6.1: Robust Against Trends Program
(c) 2009 Design Computing (designcomputing.net/)

Note: Best design for m=5, p=8 and n=16.

try #     	29
seed      	892963367
# of iterations	7
f         	0
det       	4.72855456E8
std. det  	0.11009524
TF        	1

Factor levels (columns 3-7):

-1	1	1	1	1	1	1	
-0.8667	0.6	-1	1	-1	-1	-1	
-0.7333	0.2571	-1	-1	-1	1	-1	
-0.6	-0.0286	1	-1	1	-1	1	
-0.4667	-0.2571	1	-1	-1	-1	-1	
-0.3333	-0.4286	-1	-1	1	1	1	
-0.2	-0.5429	-1	1	1	-1	1	
-0.0667	-0.6	1	1	-1	1	-1	
0.0667	-0.6	-1	-1	-1	-1	1	
0.2	-0.5429	1	-1	1	1	-1	
0.3333	-0.4286	1	1	1	-1	-1	
0.4667	-0.2571	-1	1	-1	1	1	
0.6	-0.0286	-1	1	1	1	-1	
0.7333	0.2571	1	1	-1	-1	1	
0.8667	0.6	1	-1	-1	1	1	
1	1	-1	-1	1	-1	-1	

X'X

6.0444	-0	-0	0	-0	-0	0	-0	
	4.6629	0	0	0	0	-0	0	
		16	0	0	0	0	0	
			16	0	0	0	0	
				16	0	0	0	
					16	0	0	
						16	0	
							16	

inverse(X'X)

0.1654	0	0	-0	0	0	-0	0	
	0.2145	-0	-0	0	-0	0	0	
		0.0625	0	0	0	-0	0	
			0.0625	-0	0	-0	-0	
				0.0625	0	-0	0	
					0.0625	-0	0	
						0.0625	-0	
							0.0625	

Note: RAT used 0.094 seconds.