n | 1 | 2 | 3 | 4 | 5 | 6 | 7 | Couches
Sous-couche |
l | 0 | 0 | 0 | 0 | 0 | 0 | 0 | s (1 - 7) |
| 1 | 1 | 1 | 1 | 1 | 1 | p (2 - 7) | |
| 2 | 2 | 2 | 2 | 2 | d (3 - 7) | ||
| 3 | 3 | 3 | 3 | f (4 - 7) | |||
OE | 1 | 2 | 3 | 4 | 5 | 6 | 7 | s (1 - 7) |
| 3 | 4 | 5 | 6 | 7 | 8 | p (3 - 8) | |
| 5 | 6 | 7 | 8 | 9 | d (5 - 9) | ||
| 7 | 8 | 9 | 10 | f (7 - 10) |