Vul de getallen verder in, met sprongen van 2
Getallen
| 1. | < | 4 | < | < | 8 | < | |||
| 2. | < | 13 | < | < | < | 19 | |||
| 3. | < | 12 | < | < | < | 18 | |||
| 4. | < | < | 13 | < | 15 | < | |||
| 5. | < | < | 14 | < | 16 | < | |||
| 6. | < | 7 | < | 9 | < | < | |||
| 7. | 7 | < | < | < | 13 | < | |||
| 8. | 7 | < | < | < | < | 15 | |||
| 9. | 7 | < | < | < | 13 | < | |||
| 10. | 2 | < | 4 | < | < | < |