length n = 247
dimension k = 9
alphabet length q = 3

minimum distance d = 146

generator matrix:
0000000000000000000000000000000011111111111111111111111111111111111111110000000000000000000000001111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111
0000000000001111111111111111111100000000000000000000111111111111111111110001111111111111111111110000000000000000000001111111111111111111111111112222222222222222222222222222222222221111111111111111111111111222222222222222222222222222222111111222222
0001111111110000000001111111111100000000011111111111000000000001111111111110001111111122222222220001111111122222222220000000011111122222222222220000000000111111111111122222222222221111111111222222222222222111111111111111222222222222222111222111222
0110011111110011111110000000111100000111100001111111000011111110000000111221220111222200111122221220112222200111112220112222200222200000111122220011111222000001111222200011112222221111222222111111222222222111111222222222111111111222222122112112122
1011100111110100001110011111001101111011100110000011011100011110000011002122122022112212001111222121220112211011220222220112222002201122001100221201122022011220022111102200220011111122112222122222111112222112222111122222111112222111122212112121212
1110111001111001110110100011010110111100111010001100101100100010011101002122212202010121121222111112221220112202112022222011222010111202020202022112201202202112200002220211111100111212221222211222112221112121222112211122112221122112211211122212112
1111111010011110111001001101100011011101001010110100010111000100100110011111221222102211212002112122011222221120021112012102001102222122212022002122212111220012201220011102020101011222222112212122221121121212122221111212121221211121212112212212211
1111101110101111010011110100100011101010110101010001101001101001101000101221111222221022120211022212102021012212221112102221210221010220120220201220120111122220122020211122001010101222122221222211221211211221212121212211221121112212121121122122211
1101010101001111101101111010011011110111011101101010110010010001010000002212212220221112212120202212222201121121202201221220122220022011202011111121012220122101010202022020201111001221212122221212122212121222221212122111212212111221111221211112212

projective group of automorphisms generated by:
000000001
000000010
000000100
100000000
001000000
010000000
000010000
000001000
000100000

100000000
000010000
000000010
010000000
000000100
000000001
000001000
000100000
001000000