n: 21  m: 67 packed: 7 density: 100 nodes: 18 solveTime:  8 buildTime:  55
<7,17,19>
<4,11,18>
<0,3,16>
<5,8,12>
<2,10,13>
<6,9,15>
<1,14,20>

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