Table 1. Selected Bond Lengths for the Studied Systems Calculated at DFT/PBE0-D3/6-311++ (d.p.).

		bond length (Å)
System	Bond	Before Interaction	After Interaction
Al12N12–K	N19–K25		2.562
	Al2–N18	1.848	1.848
	Al3–N22	1.848	1.849
Al12N12–Li	N19–Li25		1.837
	Al2–N18	1.848	1.790
	Al3–N22	1.848	1.850
Al12N12–Na	N18–Na25		2.268
	Al2–N18	1.848	1.830
	Al3–N22	1.848	1.960
Al12N12–K+	N19–K25		2.641
	Al2–N18	1.848	1.864
	Al3–	1.848	1.834
Al12N12–Li+	N18–Li25		2.410
	Al2–N18	1.848	1.866
	Al3–N22	1.848	1.833
Al12N12–Na+	N18–Na25		2.245
	Al2–N18	1.848	1.917
	Al3–N22	1.848	1.769
Al12P12–K	P16–K25		3.113
	Al2–P18	2.275	2.259
	Al3–P15	2.275	2.259
Al12P12–Li	P16–Li25		2.410
	Al2–P18	2.275	2.257
	Al3–P15	2.275	2.257
Al12P12–Na	P16–Na25		2.398
	Al2–P18	2.275	2.273
	Al3–P15	2.275	2.285
Al12P12–K+	P16–K25		3.142
	Al2–P18	2.275	2.246
	Al3–P15	2.275	2.246
Al12P12–Li+	P16–Li25		2.528
	Al2–P18	2.275	2.238
	Al3–P15	2.275	2.238
Al12P12–Na+	P16–Na25		2.765
	Al2–P18	2.275	2.267
	Al3–P15	2.275	2.306