Vul de getallen verder in, met sprongen van 2
Getallen
| 1. | 687 | < | < | 691 | < | < | |||
| 2. | < | < | < | 860 | < | 862 | |||
| 3. | < | < | < | 851 | < | 853 | |||
| 4. | < | < | 409 | < | < | 413 | |||
| 5. | 797 | < | < | < | 803 | < | |||
| 6. | < | 837 | < | 839 | < | < | |||
| 7. | < | < | < | 199 | < | 201 | |||
| 8. | 378 | < | < | < | 384 | < | |||
| 9. | < | 393 | < | 395 | < | < | |||
| 10. | < | < | < | 515 | < | 517 |