Topological Descriptors of M-Carbon

Table 2

Degree-based edge partition of for .

	Frequency
(1, 2)	2t + 2
(1, 3)	2st−2
(2, 2)	2
(2, 3)	8r + 2s + 2t−8
(2, 4)	4st−4s−6t + 6
(3, 3)	6rt + 2sr−4r−2s−3t + 5
(3, 4)	4rs + 4rt−2s−4t + 2
(4, 4)	16rst−8rs−14rt−11st−4r + 7s + 10t−7