n: 21  m: 76 packed: 7 density: 100 nodes: 9 solveTime:  6 buildTime:  58
<3,16,19>
<6,8,12>
<1,4,18>
<2,11,15>
<5,13,14>
<0,9,10>
<7,17,20>

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