| 2991 | X | 1 | = | 2991 |
| 2991 | X | 2 | = | 5982 |
| 2991 | X | 3 | = | 8973 |
| 2991 | X | 4 | = | 11964 |
| 2991 | X | 5 | = | 14955 |
| 2991 | X | 6 | = | 17946 |
| 2991 | X | 7 | = | 20937 |
| 2991 | X | 8 | = | 23928 |
| 2991 | X | 9 | = | 26919 |
| 2991 | X | 10 | = | 29910 |
| 2991 | X | 11 | = | 32901 |
| 2991 | X | 12 | = | 35892 |
| 2991 | X | 13 | = | 38883 |
| 2991 | X | 14 | = | 41874 |
| 2991 | X | 15 | = | 44865 |
| 2991 | X | 16 | = | 47856 |
| 2991 | X | 17 | = | 50847 |
| 2991 | X | 18 | = | 53838 |
| 2991 | X | 19 | = | 56829 |
| 2991 | X | 20 | = | 59820 |