n: 21  m: 74 packed: 6 density: 85 nodes: 18974 solveTime:  567 buildTime:  58
<12,15,16>
<4,5,20>
<3,8,9>
<2,14,17>
<10,11,19>
<0,1,7>

3Cycles: 6
value:6[1]{6}