n: 21  m: 87 packed: 7 density: 100 nodes: 8 solveTime:  6 buildTime:  62
<0,3,20>
<2,7,17>
<13,14,19>
<5,10,15>
<8,11,16>
<4,6,18>
<1,9,12>

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