Training costs

01..............1,600
02..............3,200
03..............6,400
04.............12,800
05.............25,600
06.............51,200
07............102,400
08............204,800
09............409,600
10............819,600
11..........1,638,400
12..........3,276,800
13..........6,553,600
14.........13,107,200
15.........26,214,400
16.........52,428,800
17........104,857,600
18-22.....209,715,200
23-28.....419,430,400
29-30.....838,860,800

After Level 20, each level is increased by 419,430,400