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

Table 8

Degree-based indices of upto .

Degree-based index
First Zagreb	270	598	1,254	2,566	5,190	10,438
Second Zagreb	325	705	1,465	2,985	6,025	12,105
Harmonic	22.8	51.2	108	221.6	448.8	903.2
Hyper Zagreb	1,348	2,940	6,124	12,492	25,228	50,700
Forgotten	698	1,530	3,194	6,522	13,178	26,490
Randić	23.3733	52.5447	110.8873	227.5725	460.9429	927.6838
Reciprocal Randić	132.3119	292.4115	612.6108	1,253.0093	2,533.8063	5,095.4004
Sum-connectivity	24.9851	56.0290	118.1170	242.2928	490.6445	987.3479
Geometric arithmetic	53.8176	120.1502	252.8156	518.1463	1048.8076	2,110.1304
Atom bond connectivity	38.9645	87.4853	184.5269	378.6102	766.7768	1,543.1099
Irregularity measure	40	104	232	488	1,000	2,024
Sigma	48	120	264	552	1,128	2,280