Hi,
I would like to intorduce you to the following historical information.
 
There were 12 popes named Pius.
1 + 2 + 3 + 4 + etc + 11 + 12 = 78
 
There were 13 popes named Leo.
1 + 2 + 3 + 4 + etc +  12 + 13 = 91
 
There were 16 popes named Gregory.
1 + 2 + 3 + 4 + etc + 15 = 16 = 136
 
There were 14 popes named Benedict
1 + 2 + 3 + 4 + etc + 13 + 14 = 105
 
There were 21 popes named John.
1 + 2 + 3 + 4 + etc + 20 + 21 = 231
 
There were 6 popes named Paul
1 + 2 + 3 + 4 + 5 + 6 = 21
 
There were 2 popes named John Paul
1 + 2 = 3
 
1. Pius           78
2. Leo           +91
3. Gregory   +136
4. Benedict  +105
5. John        +231
6. Paul          +21
7. John Paul    +3
0. Antipope       0
8. New Name  +1
            total  666