length n = 49
dimension k = 7
alphabet length q = 4

minimum distance d = 30

generator matrix:
0000000000001111111110000001111111111111111111111
0000001111110000001230111110000011111122331111123
0001110001230001230001011230112300111302011111213
0110230010200120003003101211012113013020011112113
1123000300010300200011131011132031000102111121113
1300012103003020010001113203102110301120101211113
3021202030001003000201310211310101130022102111113

projective group of automorphisms generated by:
0000010
0000100
0010000
0000001
0100000
1000000
0001000

0000010
0000001
0001000
0100000
0000100
0010000
1000000