Computation of Structural Descriptors of Pyrene Cored Dendrimers through Quotient Graph Approach and Its Graph Entropy Measures

Table 7

Degree-based indices of upto .

Degree-based index
First Zagreb	558	1,486	3,342	7,054	14,478	29,326
Second Zagreb	709	1,885	4,237	8,941	18,349	37,165
Harmonic	45.333	120	269.333	568	1,165.333	2,360
Hyper Zagreb	2,876	7,660	17,228	36,364	74,636	151,180
Forgotten	1,458	3,890	8,754	18,482	37,938	76,850
Randić	45.6633	120.9897	271.6428	572.9490	1,175.5612	2,380.7857
Reciprocal Randić	276.9796	736.9388	1,656.8571	3,496.6938	7,176.3673	14,535.7142
Sum-connectivity	49.9937	132.6327	297.9107	628.4667	1,289.5786	2,611.8025
Geometric arithmetic	110.1918	292.5755	657.3429	1,386.8775	2,845.9469	5,764.0857
Atom bond connectivity	76.9926	204.8356	460.5216	971.8936	1,994.6376	4,040.1256
Irregularity and sigma	40	120	280	600	1,240	2,520