25  ENERGY = 1.7  reverse
    1 T       0    2    0    1
    2 C       1    3    0    2
    3 G       2    4    0    3
    4 T       3    5    0    4
    5 T       4    6    0    5
    6 T       5    7    0    6
    7 G       6    8    0    7
    8 G       7    9    0    8
    9 G       8   10    0    9
   10 A       9   11    0   10
   11 T      10   12    0   11
   12 G      11   13    0   12
   13 G      12   14    0   13
   14 T      13   15    0   14
   15 C      14   16   22   15
   16 T      15   17    0   16
   17 A      16   18    0   17
   18 T      17   19    0   18
   19 G      18   20    0   19
   20 A      19   21    0   20
   21 A      20   22    0   21
   22 G      21   23   15   22
   23 G      22   24    0   23
   24 A      23   25    0   24
   25 G      24    0    0   25