alpha 2.1: Construct alpha designs of size (r,k,s)
Copyright (c) 2001-2005 Design Computing (http://designcomputing.net/gendex/)

Note: alpha design for v=24, r=3, k=6, and s=4.

try #     	1
seed      	1129028795420
# of iterations	3
E         	0.8286
E/U       	0.9986
concurrences	0(120) 1(132) 2(24) 

alpha array (r x k):

0	0	1	1	1	0	
0	1	0	2	3	3	
0	2	2	1	2	3	

Plan (blocks are columns):

16	19	9	5	
8	2	17	14	
3	15	4	1	
7	6	20	21	
23	22	13	10	
12	11	0	18	

4	10	5	6	
18	21	23	16	
22	12	14	1	
11	17	19	9	
13	7	0	20	
3	2	8	15	

17	4	6	20	
9	16	23	19	
3	15	18	14	
5	21	10	1	
22	8	0	11	
12	2	13	7	

Note: alpha used 0.064 seconds.