n: 21  m: 54 packed: 7 density: 100 nodes: 1424 solveTime:  220 buildTime:  51
<6,12,16>
<7,11,14>
<5,10,15>
<0,9,17>
<3,18,20>
<1,2,4>
<8,13,19>

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