length n = 40
dimension k = 3
alphabet length q = 7

minimum distance d = 33

generator matrix:

0	0	0	0	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
0	1	1	1	0	0	4	6	0	2	3	0	2	6	0	1	3	1	2	6	1	5	6	1	3	4	1	2	4	5	2	3	5	3	5	6	3	4	5	6
1	0	4	6	0	1	0	3	4	0	5	5	1	0	6	4	0	1	6	5	2	1	6	3	6	4	6	2	5	3	4	2	5	1	4	2	4	3	2	1

projective group of automorphisms generated by:

6	0	0
0	2	3
0	1	0