alpha 10.0: Program for constructing alpha designs
(c) 2018 Design Computing (http://designcomputing.net/)

Note: Best Alpha design for v=12, r=2, k=3 and s=4

try	iter	E	E/U	Concurrences
1	0	0.595	1	0(42) 1(24) 

Alpha array (r x k) for try 1 using seed 1533482720448:

0	0	0	
1	2	3	

Plan (blocks are columns):

7	4	9	10	
11	8	1	2	
3	0	5	6	

5	6	7	4	
10	11	8	9	
0	1	2	3	

Note: alpha used 0.122 seconds.
Note: Evaluation copy - purchase at www.designcomputing.net