d28x16
0000060000000000000000000000
0000060000000000022222222222
2222262222234444300000000002
2000060000030900300080000002
1111131111111111111111111111
1130030031110000111100000011
1331111131110110111111111111
1311111103110710111011001101
1310111013110110111071110701
1311070113110000111011071101
1311111113111111111511111111
1300101703300000000000000831
1311111110311111111311111131
1307111000300000011300000031
1300000080300070011300070031
1111111111111111111111111111