N_e = 20
minimum energy: 150.88156833411

       x               y               z
 0.8689233666	-0.3562697102	 0.3435754307	
-0.5033849568	 0.8528136659	 0.1389691925	
 0.4616227063	 0.3329417940	-0.8222251753	
 0.1598083000	-0.4550286278	-0.8760195518	
 0.3257594897	 0.9342772148	 0.1449373685	
-0.9488157912	-0.3101626821	 0.0595626148	
-0.0673482760	 0.8430404782	-0.5336168681	
-0.3555537393	 0.1985644304	-0.9133201550	
 0.8496153907	-0.2955748857	-0.4367942019	
-0.5868594036	-0.5132428682	-0.6262410068	
 0.1830532889	-0.1365974180	 0.9735669668	
 0.3554755098	-0.8996123805	-0.2536429118	
-0.3854205914	-0.9225634614	 0.0181004811	
 0.2563497252	-0.8042985207	 0.5360864743	
 0.7017925534	 0.3586722144	 0.6155009785	
-0.8689230695	 0.3562729151	-0.3435728586	
-0.4855871627	-0.4792789821	 0.7310928564	
 0.8749282775	 0.4566919939	-0.1610370512	
-0.7592372480	 0.2497565639	 0.6009829117	
-0.0761970201	 0.5895986481	 0.8040941787