[ 7/5 1 ] 
-1 |-> 3/5 |-> 7/5
8/5 |-> 3/5
-3/5 |-> 3/5
0 |-> 1
-7/5 |-> 1
-8/5 |-> 7/5
f(z) = -5/12*z^3 + 49/60*z + 1
*
[ 5/2 -9/2 ] 
9/2 |-> -1/2 |-> 5/2
1/2 |-> -1/2
-5 |-> -1/2
-11/2 |-> -9/2
3 |-> -9/2
5 |-> 5/2
f(z) = 2/15*z^3 - 91/30*z + 1
*
[ 4/3 -2/9 ] 
-4/3 |-> 20/9 |-> 4/3
22/9 |-> 20/9
-10/9 |-> 20/9
-22/9 |-> -2/9
-2 |-> 4/3
10/9 |-> -2/9
f(z) = 27/80*z^3 - 91/60*z + 1
*
TOTAL: 3