#group: free  frags first [ 2^0   2^1   2^2   2^3   2^4   2^5   2^6   2^7   2^8   2^9   2^10  2^11  2^12  2^13  ]
#0    : 28511 1     4257  [ 1     1     1     1     1     0     1     0     1     1     1     1     0     3     ]
#1    : 2231  15    184   [ 9     5     7     7     5     2     3     4     5     0     0     0     0     0     ]
#2    : 10147 13    1814  [ 5     5     3     5     4     3     3     4     4     2     1     1     1     0     ]
#3    : 7713  4     1302  [ 1     2     1     3     0     2     3     2     2     1     2     0     1     0     ]
#4    : 24576 1     8192  [ 0     0     0     0     0     0     0     0     0     0     0     0     0     3     ]
#5    : 32639 1     129   [ 1     1     1     1     1     1     1     0     1     1     1     1     1     3     ]
#6    : 32768 1     0     [ 0     0     0     0     0     0     0     0     0     0     0     0     0     4     ]
#7    : 32639 1     129   [ 1     1     1     1     1     1     1     0     1     1     1     1     1     3     ]