thanks,
now theres another problem.
To place the objects relative to each other I need a algorithm which is similiar to the fibbonaci sequenze:
offset_values = [10, 20, 15, 30 ]
10(item 0) + 20(item 1):
30(result 0) + 15 (item 2):
45 (result 1) + 30 (item 2) ...
result: [10, 30, 45, 75]