n: 21  m: 51 packed: 6 density: 85 nodes: 6282 solveTime:  350 buildTime:  54
<6,15,19>
<11,16,18>
<5,9,12>
<3,7,14>
<2,4,17>
<1,8,20>

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