| Numbers of monomially non-isometric subspaces of F218 |
| Dimension | Numbers |
| 0, 18 | 1 |
| 1, 17 | 18 |
| 2, 16 | 255 |
| 3, 15 | 4023 |
| 4, 14 | 77245 |
| 5, 13 | 1655781 |
| 6, 12 | 30491836 |
| 7, 11 | 336.048291 |
| 8, 10 | 1612.782351 |
| 9 | 2777.510651 |
| Numbers of monomially non-isometric subspaces of F218 |