Properties

Label 7776.ga.18.t1
Order $ 2^{4} \cdot 3^{3} $
Index $ 2 \cdot 3^{2} $
Normal No

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Subgroup ($H$) information

Description:$C_6^2.A_4$
Order: \(432\)\(\medspace = 2^{4} \cdot 3^{3} \)
Index: \(18\)\(\medspace = 2 \cdot 3^{2} \)
Exponent: \(18\)\(\medspace = 2 \cdot 3^{2} \)
Generators: $\langle(1,4)(2,3), (10,17,13)(12,14,16), (8,9), (11,15,18)(12,14,16), (1,2,4)(10,18,14,17,11,12,13,15,16), (6,7)(8,9), (1,2)(3,4)\rangle$ Copy content Toggle raw display
Derived length: $2$

The subgroup is nonabelian, monomial (hence solvable), and metabelian.

Ambient group ($G$) information

Description: $C_6^3:S_3^2$
Order: \(7776\)\(\medspace = 2^{5} \cdot 3^{5} \)
Exponent: \(36\)\(\medspace = 2^{2} \cdot 3^{2} \)
Derived length:$3$

The ambient group is nonabelian and monomial (hence solvable).

Automorphism information

While the subgroup $H$ is not characteristic, the stabilizer $S$ of $H$ in the automorphism group $\operatorname{Aut}(G)$ of the ambient group acts on $H$, yielding a homomorphism $\operatorname{res} : S \to \operatorname{Aut}(H)$. The image of $\operatorname{res}$ on the inner automorphisms $\operatorname{Inn}(G) \cap S$ is the Weyl group $W = N_G(H) / Z_G(H)$.

$\operatorname{Aut}(G)$$C_2\times C_6^2.C_3^4.C_2^4$
$\operatorname{Aut}(H)$ $C_6^2.C_3^3.C_2^2$
$W$$C_3^2:S_4$, of order \(216\)\(\medspace = 2^{3} \cdot 3^{3} \)

Related subgroups

Centralizer:$C_2\times C_6$
Normalizer:$C_6^3:D_6$
Normal closure:$C_6\wr C_3\times S_3$
Core:$C_6^2.C_6$
Minimal over-subgroups:$C_6^3.C_6$$C_6^3:C_6$$C_6^2.S_4$
Maximal under-subgroups:$C_6^2.C_6$$C_6^2.C_6$$C_2^2\times C_6^2$$C_2^3:C_{18}$$C_{18}:C_6$

Other information

Number of subgroups in this autjugacy class$6$
Number of conjugacy classes in this autjugacy class$2$
Möbius function$-3$
Projective image$S_3\times C_3^3:S_4$