Table 1 The number of all distinct types of 1 and 2-edge-paths
From: Distance-based topological polynomials and indices of friendship graphs
i-edge-paths | Degrees of vertices uv | Coefficient | Term of Schultz polynomial | Term of modified Schultz polynomial |
|---|---|---|---|---|
1 | 2n | 2n | 2n(n+2) | 4n 2 |
1 | 22 | n | 4n | 4n |
2 | 2n | 0 | 0 | 0 |
2 | 22 | 2n(n−1) | 8n(n−1) | 8n(n−1) |