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G = He3⋊5D4  order 216 = 23·33

2nd semidirect product of He3 and D4 acting via D4/C4=C2

non-abelian, supersoluble, monomial

Aliases: He3⋊5D4, C32⋊4D12, (C3×C12)⋊2S3, C4⋊(He3⋊C2), (C4×He3)⋊2C2, (C3×C6).18D6, C12.8(C3⋊S3), C3.2(C12⋊S3), (C2×He3).13C22, C6.28(C2×C3⋊S3), (C2×He3⋊C2)⋊2C2, C2.4(C2×He3⋊C2), SmallGroup(216,68)

Series: Derived ►Chief ►Lower central ►Upper central

C1 — C3 — C2×He3 — He3⋊5D4
C1 — C3 — C32 — He3 — C2×He3 — C2×He3⋊C2 — He3⋊5D4
He3 — C2×He3 — He3⋊5D4
C1 — C6 — C12

Generators and relations for He3⋊5D4
 G = < a,b,c,d,e | a3=b3=c3=d4=e2=1, ab=ba, cac-1=ab-1, ad=da, eae=a-1, bc=cb, bd=db, be=eb, cd=dc, ece=c-1, ede=d-1 >

Subgroups: 358 in 88 conjugacy classes, 24 normal (10 characteristic)
C1, C2, C2, C3, C3, C4, C22, S3, C6, C6, D4, C32, C12, C12, D6, C2×C6, C3×S3, C3×C6, D12, C3×D4, He3, C3×C12, S3×C6, He3⋊C2, C2×He3, C3×D12, C4×He3, C2×He3⋊C2, He3⋊5D4
Quotients: C1, C2, C22, S3, D4, D6, C3⋊S3, D12, C2×C3⋊S3, He3⋊C2, C12⋊S3, C2×He3⋊C2, He3⋊5D4

Smallest permutation representation of He3⋊5D4
►On 36 points
Generators in S36
(1 16 7)(2 13 8)(3 14 5)(4 15 6)(9 29 18)(10 30 19)(11 31 20)(12 32 17)(21 27 33)(22 28 34)(23 25 35)(24 26 36)
(1 21 29)(2 22 30)(3 23 31)(4 24 32)(5 35 11)(6 36 12)(7 33 9)(8 34 10)(13 28 19)(14 25 20)(15 26 17)(16 27 18)
(1 33 27)(2 34 28)(3 35 25)(4 36 26)(5 14 31)(6 15 32)(7 16 29)(8 13 30)(9 18 21)(10 19 22)(11 20 23)(12 17 24)
(1 2 3 4)(5 6 7 8)(9 10 11 12)(13 14 15 16)(17 18 19 20)(21 22 23 24)(25 26 27 28)(29 30 31 32)(33 34 35 36)
(1 4)(2 3)(5 13)(6 16)(7 15)(8 14)(9 17)(10 20)(11 19)(12 18)(21 24)(22 23)(25 34)(26 33)(27 36)(28 35)(29 32)(30 31)
 
G:=sub<Sym(36)| (1,16,7)(2,13,8)(3,14,5)(4,15,6)(9,29,18)(10,30,19)(11,31,20)(12,32,17)(21,27,33)(22,28,34)(23,25,35)(24,26,36), (1,21,29)(2,22,30)(3,23,31)(4,24,32)(5,35,11)(6,36,12)(7,33,9)(8,34,10)(13,28,19)(14,25,20)(15,26,17)(16,27,18), (1,33,27)(2,34,28)(3,35,25)(4,36,26)(5,14,31)(6,15,32)(7,16,29)(8,13,30)(9,18,21)(10,19,22)(11,20,23)(12,17,24), (1,2,3,4)(5,6,7,8)(9,10,11,12)(13,14,15,16)(17,18,19,20)(21,22,23,24)(25,26,27,28)(29,30,31,32)(33,34,35,36), (1,4)(2,3)(5,13)(6,16)(7,15)(8,14)(9,17)(10,20)(11,19)(12,18)(21,24)(22,23)(25,34)(26,33)(27,36)(28,35)(29,32)(30,31)>;
 
G:=Group( (1,16,7)(2,13,8)(3,14,5)(4,15,6)(9,29,18)(10,30,19)(11,31,20)(12,32,17)(21,27,33)(22,28,34)(23,25,35)(24,26,36), (1,21,29)(2,22,30)(3,23,31)(4,24,32)(5,35,11)(6,36,12)(7,33,9)(8,34,10)(13,28,19)(14,25,20)(15,26,17)(16,27,18), (1,33,27)(2,34,28)(3,35,25)(4,36,26)(5,14,31)(6,15,32)(7,16,29)(8,13,30)(9,18,21)(10,19,22)(11,20,23)(12,17,24), (1,2,3,4)(5,6,7,8)(9,10,11,12)(13,14,15,16)(17,18,19,20)(21,22,23,24)(25,26,27,28)(29,30,31,32)(33,34,35,36), (1,4)(2,3)(5,13)(6,16)(7,15)(8,14)(9,17)(10,20)(11,19)(12,18)(21,24)(22,23)(25,34)(26,33)(27,36)(28,35)(29,32)(30,31) );
 
G=PermutationGroup([[(1,16,7),(2,13,8),(3,14,5),(4,15,6),(9,29,18),(10,30,19),(11,31,20),(12,32,17),(21,27,33),(22,28,34),(23,25,35),(24,26,36)], [(1,21,29),(2,22,30),(3,23,31),(4,24,32),(5,35,11),(6,36,12),(7,33,9),(8,34,10),(13,28,19),(14,25,20),(15,26,17),(16,27,18)], [(1,33,27),(2,34,28),(3,35,25),(4,36,26),(5,14,31),(6,15,32),(7,16,29),(8,13,30),(9,18,21),(10,19,22),(11,20,23),(12,17,24)], [(1,2,3,4),(5,6,7,8),(9,10,11,12),(13,14,15,16),(17,18,19,20),(21,22,23,24),(25,26,27,28),(29,30,31,32),(33,34,35,36)], [(1,4),(2,3),(5,13),(6,16),(7,15),(8,14),(9,17),(10,20),(11,19),(12,18),(21,24),(22,23),(25,34),(26,33),(27,36),(28,35),(29,32),(30,31)]])
 

He3⋊5D4 is a maximal subgroup of
 He3⋊3D8  He3⋊4SD16  He3⋊7SD16  He3⋊5D8  He3⋊7D8  He3⋊11SD16  C12.S32  C3⋊S3⋊D12  C62.47D6  D4×He3⋊C2  He3⋊5D4⋊C2
He3⋊5D4 is a maximal quotient of
 He3⋊7SD16  He3⋊5D8  He3⋊5Q16  C62.30D6  C62.31D6

31 conjugacy classes

class 1 2A2B2C3A3B3C3D3E3F 4 6A6B6C6D6E6F6G6H6I6J12A12B12C···12J
order122233333346666666666121212···12
size111818116666211666618181818226···6

31 irreducible representations

dim1112222336
type+++++++
imageC1C2C2S3D4D6D12He3⋊C2C2×He3⋊C2He3⋊5D4
kernelHe3⋊5D4C4×He3C2×He3⋊C2C3×C12He3C3×C6C32C4C2C1
# reps1124148442

Matrix representation of He3⋊5D4 ►in GL5(𝔽13)

012000
112000
00010
0012128
00001
,
10000
01000
00900
00090
00009
,
012000
112000
00101011
00900
00433
,
37000
610000
00100
00010
00001
,
610000
37000
00100
0012128
00001

G:=sub<GL(5,GF(13))| [0,1,0,0,0,12,12,0,0,0,0,0,0,12,0,0,0,1,12,0,0,0,0,8,1],[1,0,0,0,0,0,1,0,0,0,0,0,9,0,0,0,0,0,9,0,0,0,0,0,9],[0,1,0,0,0,12,12,0,0,0,0,0,10,9,4,0,0,10,0,3,0,0,11,0,3],[3,6,0,0,0,7,10,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,1],[6,3,0,0,0,10,7,0,0,0,0,0,1,12,0,0,0,0,12,0,0,0,0,8,1] >;
 

He3⋊5D4 in GAP, Magma, Sage, TeX

{\rm He}_3\rtimes_5D_4
 
% in TeX
 
G:=Group("He3:5D4");
 
// GroupNames label
 
G:=SmallGroup(216,68);
 
// by ID
 
G=gap.SmallGroup(216,68);
 
# by ID
 
G:=PCGroup([6,-2,-2,-2,-3,-3,-3,73,31,387,1444,382]);
 
// Polycyclic
 
G:=Group<a,b,c,d,e|a^3=b^3=c^3=d^4=e^2=1,a*b=b*a,c*a*c^-1=a*b^-1,a*d=d*a,e*a*e=a^-1,b*c=c*b,b*d=d*b,b*e=e*b,c*d=d*c,e*c*e=c^-1,e*d*e=d^-1>;
 
// generators/relations
 

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