i

z 1 4 + z 2 4 + z 3 4 + z 4 4 + z 5 4 = z 4

1

1 4 + 2 4 + 12 4 + 24 4 + 44 4 = 45 4

2

1 4 + 8 4 + 24 4 + 36 4 + 38 4 = 45 4

3

2 4 + 13 4 + 32 4 + 34 4 + 84 4 = 85 4

4

4 4 + 21 4 + 22 4 + 26 4 + 28 4 = 35 4

5

4 4 + 42 4 + 48 4 + 51 4 + 78 4 = 85 4

6

6 4 + 48 4 + 66 4 + 67 4 + 78 4 = 95 4

7

8 4 + 24 4 + 38 4 + 68 4 + 73 4 = 85 4

8

8 4 + 33 4 + 56 4 + 92 4 + 98 4 = 115 4

9

10 4 + 35 4 + 52 4 + 60 4 + 80 4 = 89 4

10

12 4 + 18 4 + 24 4 + 27 4 + 42 4 = 45 4