Direct sum of irreducible representation

A'1	A'2	E'1	E'2	A''1	A''2	E''1	E''2
3	0	1	1	0	1	0	0

Properties of derivatives and isotopomers by single substitution, h(D_5h)=20

Atom Set*	Site Symmetry**	h(Site Symmetry)	Identical Atoms***	Element	Chrial	Polar	Isotopomer
							Isotope	Mass	Abundance****
1	D5h	20	1	I	no	no	-	-	-
2	C2v	4	5	F	no	yes	-	-	-
3	C5v	10	2	F	no	yes	-	-	-
Total Number of Atoms:			8	✅ Correct Number of Atoms found

*Atom Orbit
**Subgroup of point group D_5h
***Calculated as h( D_5h)/h(Site Symmetry)
****Natural Abundance of single substituted Isotopomer in %

Error: Reduction failed

Reduction to integer numbers for irreducible representations failed.
Error Code: 1

Numbers of isomers by substitution

Replacement	Pattern	Achiral Isomers	Chiral Isomer Pairs
Single	X	3	0
Double	X2	6	0
Double	XY	9	0
Triple	X3	9	0
Triple	X2Y	17	2
Triple	XYZ	24	6
Quadruple	X4	10	0
Quadruple	X3Y	23	4
Quadruple	X2Y2	28	10
Quadruple	X2YZ	39	24
Quadruple	WXYZ	48	60
Quintuple	X5	9	0
Quintuple	VWXYZ	72	300
Sextuple	X6	6	0
Sextuple	UVWXYZ

Characters of reducible representation

E	2C5	2(C5)2	5C'2	σh	2S5	2(S5)3	5σv
20.160	4.932.000	4.932.000	0	720	0.000	0.000	0