n: 21  m: 81 packed: 7 density: 100 nodes: 12 solveTime:  6 buildTime:  61
<6,18,20>
<0,5,9>
<7,10,13>
<8,11,15>
<1,4,12>
<3,14,17>
<2,16,19>

3Cycles: 7
value:7[1]{7}