N fx
 3 
 0 
 244 
 459 
0
0
0
0
0
0
0
0
0
0
 1 
 595 
 453 
0
0
0
0
0
0
0
0
0
0
 18 
 409 
 457 
3
0
0
0
0
0
0
0
0
0
Nlinks
 6 
-
 1 
 1 
-
 2 
 1 
-
 2 
 2 
-
 2 
 1 
-
 3 
 3 
-
 2 
 1 
-
 1 
 1 
-
 0 
 2 
-
 2 
 2 
-
 0 
 2 
-
 3 
 3 
-
 0 
 2 
