FRAC 6.1: Construct fractional factorial designs
(c) 2009 Design Computing (designcomputing.net/)

Note: Best design for m=11, p=67, and n=64.

try #     	1
seed      	1228900622046
# of iterations	14
f         	73728.0 (0)
clear 2fi's	27

Factor levels:

-1	-1	-1	-1	-1	-1	1	-1	-1	1	-1	
1	-1	-1	-1	-1	-1	-1	1	-1	-1	1	
-1	1	-1	-1	-1	-1	-1	-1	1	-1	1	
1	1	-1	-1	-1	-1	1	-1	-1	1	-1	
-1	-1	1	-1	-1	-1	-1	1	-1	-1	1	
1	-1	1	-1	-1	-1	1	1	1	1	-1	
-1	1	1	-1	-1	-1	1	1	1	1	-1	
1	1	1	-1	-1	-1	-1	-1	1	-1	1	
-1	-1	-1	1	-1	-1	1	1	1	1	1	
1	-1	-1	1	-1	-1	-1	-1	1	-1	-1	
-1	1	-1	1	-1	-1	-1	1	-1	-1	-1	
1	1	-1	1	-1	-1	1	1	1	1	1	
-1	-1	1	1	-1	-1	-1	-1	1	-1	-1	
1	-1	1	1	-1	-1	1	-1	-1	1	1	
-1	1	1	1	-1	-1	1	-1	-1	1	1	
1	1	1	1	-1	-1	-1	1	-1	-1	-1	
-1	-1	-1	-1	1	-1	1	1	1	-1	-1	
1	-1	-1	-1	1	-1	-1	-1	1	1	1	
-1	1	-1	-1	1	-1	-1	1	-1	1	1	
1	1	-1	-1	1	-1	1	1	1	-1	-1	
-1	-1	1	-1	1	-1	-1	-1	1	1	1	
1	-1	1	-1	1	-1	1	-1	-1	-1	-1	
-1	1	1	-1	1	-1	1	-1	-1	-1	-1	
1	1	1	-1	1	-1	-1	1	-1	1	1	
-1	-1	-1	1	1	-1	1	-1	-1	-1	1	
1	-1	-1	1	1	-1	-1	1	-1	1	-1	
-1	1	-1	1	1	-1	-1	-1	1	1	-1	
1	1	-1	1	1	-1	1	-1	-1	-1	1	
-1	-1	1	1	1	-1	-1	1	-1	1	-1	
1	-1	1	1	1	-1	1	1	1	-1	1	
-1	1	1	1	1	-1	1	1	1	-1	1	
1	1	1	1	1	-1	-1	-1	1	1	-1	
-1	-1	-1	-1	-1	1	-1	1	1	1	-1	
1	-1	-1	-1	-1	1	1	-1	1	-1	1	
-1	1	-1	-1	-1	1	1	1	-1	-1	1	
1	1	-1	-1	-1	1	-1	1	1	1	-1	
-1	-1	1	-1	-1	1	1	-1	1	-1	1	
1	-1	1	-1	-1	1	-1	-1	-1	1	-1	
-1	1	1	-1	-1	1	-1	-1	-1	1	-1	
1	1	1	-1	-1	1	1	1	-1	-1	1	
-1	-1	-1	1	-1	1	-1	-1	-1	1	1	
1	-1	-1	1	-1	1	1	1	-1	-1	-1	
-1	1	-1	1	-1	1	1	-1	1	-1	-1	
1	1	-1	1	-1	1	-1	-1	-1	1	1	
-1	-1	1	1	-1	1	1	1	-1	-1	-1	
1	-1	1	1	-1	1	-1	1	1	1	1	
-1	1	1	1	-1	1	-1	1	1	1	1	
1	1	1	1	-1	1	1	-1	1	-1	-1	
-1	-1	-1	-1	1	1	-1	-1	-1	-1	-1	
1	-1	-1	-1	1	1	1	1	-1	1	1	
-1	1	-1	-1	1	1	1	-1	1	1	1	
1	1	-1	-1	1	1	-1	-1	-1	-1	-1	
-1	-1	1	-1	1	1	1	1	-1	1	1	
1	-1	1	-1	1	1	-1	1	1	-1	-1	
-1	1	1	-1	1	1	-1	1	1	-1	-1	
1	1	1	-1	1	1	1	-1	1	1	1	
-1	-1	-1	1	1	1	-1	1	1	-1	1	
1	-1	-1	1	1	1	1	-1	1	1	-1	
-1	1	-1	1	1	1	1	1	-1	1	-1	
1	1	-1	1	1	1	-1	1	1	-1	1	
-1	-1	1	1	1	1	1	-1	1	1	-1	
1	-1	1	1	1	1	-1	-1	-1	-1	1	
-1	1	1	1	1	1	-1	-1	-1	-1	1	
1	1	1	1	1	1	1	1	-1	1	-1	

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Note: Clear 2fi's: 12 13 14 15 16 17 18 19 1a 1b 23 24 25 26 27 28 29 2a 2b 34 35 36 37 38 39 3a 3b.
Note: The first 10 columns of the design form the base design.
Note:  FRAC used 0.875 seconds.