 2 1 3 < input/dat025
 3 1 5 < input/dat081
 5 2 4 < input/dat233
7 0 6 < input/inp.hf.15
10 6 1 < input/add.335
1  6  5  < input/lu363
8 6  < input/ft.1
-2 4 2 < input/ct.65
