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#216

order	48
isoclinism	isoclinic class of #213
automorphism	Aut(G) = C₂×D₃×D₄ (order 96) · Inn(G) = #67 · Out(G) = C₂²
holomorph	G ⋊ Aut(G) = #72215117
homology	Abelianization (H₁) = C₂² · Schur multiplier (H₂) = C₁

Aliases

No aliases for this group.

Splittings

C₃ ⋊ Q₁₆

Subgroups

	subgroup	G/H
center	C₂	#67
commutator, cosocle	C₃×C₄	C₂²
Frattini	C₄	C₂×D₃
Fitting	C₃×Q₈	C₂
socle, prime radical	C₂×C₃	D₄
hypercenter	Q₈	D₃
hypocenter	C₃	Q₁₆
LCS	G ▷ C₃×C₄ ▷ C₂×C₃ ▷ C₃
UCS	C₁ ◁ C₂ ◁ C₄ ◁ Q₈

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 19
transitive degree	μ_t(G) = 48

A minimal faithful permutation representation — 2 generators on 19 points:

(1,2,3)(4,6,8,14)(5,9,11,18)(7,16,17,13)(10,19,15,12);(2,3)(4,5,8,11)(6,12,14,19)(7,15,17,10)(9,16,18,13)

Polycyclic presentation:

2^4,3|a^2=d,b^2=d,c^2=d,b^a=bc,c^a=cd,e^a=e^2,c^b=cd

Conjugacy classes & character table

	C₁	C₂	C₃	C₄	C₅	C₆	C₇	C₈	C₉	C₁₀	C₁₁	C₁₂
size	1	1	2	2	2	4	4	4	4	6	6	12
order	1	2	3	4	6	4	12	12	12	8	8	4
χ₁	1	1	1	1	1	1	1	1	1	1	1	1
χ₂	1	1	1	1	1	1	1	1	1	-1	-1	-1
χ₃	1	1	1	1	1	-1	1	-1	-1	1	1	-1
χ₄	1	1	1	1	1	-1	1	-1	-1	-1	-1	1
χ₅	2	2	2	-2	2	0	-2	0	0	0	0	0
χ₆	2	2	-1	2	-1	2	-1	-1	-1	0	0	0
χ₇	2	2	-1	2	-1	-2	-1	1	1	0	0	0
χ₈	2	2	-1	-2	-1	0	1	$- i \sqrt{3}$	$i \sqrt{3}$	0	0	0
χ₉	2	2	-1	-2	-1	0	1	$i \sqrt{3}$	$- i \sqrt{3}$	0	0	0
χ₁₀	2	-2	2	0	-2	0	0	0	0	$\sqrt{2}$	$- \sqrt{2}$	0
χ₁₁	2	-2	2	0	-2	0	0	0	0	$- \sqrt{2}$	$\sqrt{2}$	0
χ₁₂	4	-4	-2	0	2	0	0	0	0	0	0	0

Here i is the imaginary unit (i² = −1).

Relationships

maximal subgroup of	#915, #916, D₃×Q₁₆, …
maximal normal subgroup of	#915, #916, D₃×Q₁₆, …
maximal quotient of	#807, #810, #835, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(48, 18);