Numbers of evolutionary generations and unique molecules sampled before locating pentacene, the global minimum in electron reorganisation energy. The total chemical space includes 68 064 molecules.

Run	Number of generations	Molecules sampled	Proportion of chemical space sampled
1	9	642	0.94%
2	11	745	1.09%
3	9	672	0.99%
4	11	778	1.14%
5	15	1035	1.52%
6	8	572	0.84%
7	17	1110	1.63%
8	6	420	0.62%
9	7	513	0.75%
10	9	631	0.93%