| On an Identity for the Cycle Indices of Rooted Tree Automorphism Groups Recent countries visiting this post |  |
 | 7 | United States |
 | 1 | Russian Federation |
 | 1 |
| On an Identity for the Cycle Indices of Rooted Tree Automorphism Groups Recent countries visiting this post | |
| 7 | United States |
| 1 | Russian Federation |
| 1 |