Table with the number of isomers of various alkanes
- Tab.1
- Number of isomes of branched alkanes
| Number of C atoms | Number of isomers |
|---|---|
| 1 | 1 |
| 4 | 2 |
| 5 | 3 |
| 6 | 5 |
| 7 | 9 |
| 8 | 18 |
| 9 | 35 |
| 10 | 75 |
| 11 | 159 |
| 12 | 355 |
| 13 | 802 |
| 14 | 1858 |
| 15 | 4347 |
| 16 | 10359 |
| 17 | 24894 |
| 18 | 60523 |
| 19 | 148284 |
| 20 | 366319 |
| 30 | 4111846763 |
| 40 | 6249117805831 |
