matrix field=7 rows=15 cols=15
001000000000000
466000000000000
000010000000000
000001000000000
106010000000000
000000001000000
000000000100000
000000000010000
000000000000100
000000000000001
454165024465540
530320513544365
000100000000000
025131145166252
454332232216535