length n = 20
dimension k = 6
alphabet length q = 3

minimum distance d = 10

generator matrix:
00001011110111111111
00010101111012211122
00100110112201211212
01000111012122012112
12222000000000022221
20000111101220121112

projective group of automorphisms generated by:
010000
001000
000100
100000
000010
000001

010000
000100
000001
001000
000010
100000