TABLE II.

Number of basis functions in the basis sets used in this work for selected elements (Si, C, O, and Mg).

	Si	C	O	Mg
SZV-GTH	4	4	4	5
DZVP-GTH	13	13	13	14
TZVP-GTH	17	17	17	18
TZV2P-GTH	22	22	22	23
QZV2P-GTH	26	26	26	27
QZV3P-GTH	31	31	31	32
unc-def2-SVP-GTH	40	41	40	53
unc-def2-TZVP-GTH	62	58	57	68
unc-def2-QZVP-GTH	90	83	81	86