Ramification_index
The sum runs over all the vertex degrees greater than two
Ring_degree_distance_index
Ring degree-distance index
Eccentric_adjacency_index
Eccentric adjacency index
Eccentric_connectivity_index
Eccentric connectivity index
Edge_connectivity_index
Edge connectivity index
Edge_Gutman_MTI
Edge Gutman MTI
Edge_Hyper_Wiener_index
Edge Hyper Wiener index
1st_Zagreb
The sum of the square of vertex degree for all atoms
Edge_MTI
Edge MTI
2nd_Zagreb
The 2nd Zagreb index