n: 21  m: 31 packed: 6 density: 85 nodes: 639 solveTime:  158 buildTime:  44
<15,16,18>
<9,17,19>
<0,8,13>
<4,11,12>
<5,7,20>
<1,2,10>

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