E(0) = 31
For i = 1 To 5
E(i) = i - 1
Next
For i = 6 To 11
E(i) = i - 3
Next
For i = 12 To 17
E(i) = i - 5
Next
For i = 18 To 23
E(i) = i - 7
Next
For i = 24 To 29
E(i) = i - 9
Next
For i = 30 To 35
E(i) = i - 11
Next
For i = 36 To 41
E(i) = i - 13
Next
For i = 42 To 46
E(i) = i - 15
Next
E(47) = 30