x | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
y | 6 | 13 | 24 | 39 | 58 | 81 | 108 | 139 | 174 | 213 |
| 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
1st Difference |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
2nd Difference |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
|