20  ENERGY = 1.9  1800
    1 G       0    2   14    1
    2 A       1    3   13    2
    3 T       2    4   12    3
    4 G       3    5   11    4
    5 G       4    6   10    5
    6 A       5    7    0    6
    7 G       6    8    0    7
    8 A       7    9    0    8
    9 T       8   10    0    9
   10 C       9   11    5   10
   11 C      10   12    4   11
   12 G      11   13    3   12
   13 T      12   14    2   13
   14 C      13   15    1   14
   15 T      14   16    0   15
   16 G      15   17    0   16
   17 C      16   18    0   17
   18 C      17   19    0   18
   19 T      18   20    0   19
   20 A      19    0    0   20