n: 50 m: 390 packed: 16 density: 0 nodes: 0 solveTime: 7560 buildTime: 90 solved: true {0,1,8} {2,4,14} {3,10,32} {5,21,43} {6,9,45} {7,11,33} {12,17,35} {13,15,48} {16,36,40} {18,30,47} {19,24,44} {20,26,34} {22,25,29} {23,41,42} {27,31,39} {38,46,49}