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G = C23.D18  order 288 = 25·32

5th non-split extension by C23 of D18 acting via D18/C6=S3

non-abelian, soluble, monomial

Aliases: C24⋊1D9, C23.5D18, C6.S4⋊C2, C3.A4⋊2D4, C6.26(C2×S4), (C2×C6).11S4, C22⋊(C9⋊D4), C3.(A4⋊D4), (C23×C6).3S3, C22⋊2(C3.S4), (C22×C6).17D6, (C2×C3.S4)⋊2C2, (C2×C6).(C3⋊D4), C2.11(C2×C3.S4), (C22×C3.A4)⋊2C2, (C2×C3.A4).5C22, SmallGroup(288,342)

Series: Derived ►Chief ►Lower central ►Upper central

C1 — C22 — C2×C3.A4 — C23.D18
C1 — C22 — C2×C6 — C3.A4 — C2×C3.A4 — C2×C3.S4 — C23.D18
C3.A4 — C2×C3.A4 — C23.D18
C1 — C2 — C22

Generators and relations for C23.D18
 G = < a,b,c,d,e | a2=b2=c2=d18=1, e2=a, ab=ba, ac=ca, ad=da, ae=ea, dbd-1=ece-1=bc=cb, be=eb, dcd-1=b, ede-1=ad-1 >

Subgroups: 652 in 108 conjugacy classes, 18 normal (all characteristic)
C1, C2, C2, C3, C4, C22, C22, S3, C6, C6, C2×C4, D4, C23, C23, C9, Dic3, D6, C2×C6, C2×C6, C22⋊C4, C2×D4, C24, D9, C18, C2×Dic3, C3⋊D4, C22×S3, C22×C6, C22×C6, C22≀C2, Dic9, C3.A4, D18, C2×C18, C6.D4, C2×C3⋊D4, C23×C6, C9⋊D4, C3.S4, C2×C3.A4, C2×C3.A4, C24⋊4S3, C6.S4, C2×C3.S4, C22×C3.A4, C23.D18
Quotients: C1, C2, C22, S3, D4, D6, D9, C3⋊D4, S4, D18, C2×S4, C9⋊D4, C3.S4, A4⋊D4, C2×C3.S4, C23.D18

Character table of C23.D18

 class 12A2B2C2D2E2F34A4B4C6A6B6C6D6E6F6G9A9B9C18A18B18C18D18E18F18G18H18I
 size 1123363623636362226666888888888888
ρ1111111111111111111111111111111    trivial
ρ211-111-1-111-11-11-111-1-11111-1-1-1-1-111-1    linear of order 2
ρ3111111-11-1-1-11111111111111111111    linear of order 2
ρ411-111-111-11-1-11-111-1-11111-1-1-1-1-111-1    linear of order 2
ρ5222222020002222222-1-1-1-1-1-1-1-1-1-1-1-1    orthogonal lifted from S3
ρ622-222-202000-22-222-2-2-1-1-1-111111-1-11    orthogonal lifted from D6
ρ72-20-220020000-20-2200222-200000-2-20    orthogonal lifted from D4
ρ82222220-1000-1-1-1-1-1-1-1ζ98+ζ9ζ95+ζ94ζ97+ζ92ζ98+ζ9ζ98+ζ9ζ95+ζ94ζ97+ζ92ζ98+ζ9ζ97+ζ92ζ97+ζ92ζ95+ζ94ζ95+ζ94    orthogonal lifted from D9
ρ92222220-1000-1-1-1-1-1-1-1ζ95+ζ94ζ97+ζ92ζ98+ζ9ζ95+ζ94ζ95+ζ94ζ97+ζ92ζ98+ζ9ζ95+ζ94ζ98+ζ9ζ98+ζ9ζ97+ζ92ζ97+ζ92    orthogonal lifted from D9
ρ1022-222-20-10001-11-1-111ζ95+ζ94ζ97+ζ92ζ98+ζ9ζ95+ζ94-ζ95-ζ94-ζ97-ζ92-ζ98-ζ9-ζ95-ζ94-ζ98-ζ9ζ98+ζ9ζ97+ζ92-ζ97-ζ92    orthogonal lifted from D18
ρ112222220-1000-1-1-1-1-1-1-1ζ97+ζ92ζ98+ζ9ζ95+ζ94ζ97+ζ92ζ97+ζ92ζ98+ζ9ζ95+ζ94ζ97+ζ92ζ95+ζ94ζ95+ζ94ζ98+ζ9ζ98+ζ9    orthogonal lifted from D9
ρ1222-222-20-10001-11-1-111ζ97+ζ92ζ98+ζ9ζ95+ζ94ζ97+ζ92-ζ97-ζ92-ζ98-ζ9-ζ95-ζ94-ζ97-ζ92-ζ95-ζ94ζ95+ζ94ζ98+ζ9-ζ98-ζ9    orthogonal lifted from D18
ρ1322-222-20-10001-11-1-111ζ98+ζ9ζ95+ζ94ζ97+ζ92ζ98+ζ9-ζ98-ζ9-ζ95-ζ94-ζ97-ζ92-ζ98-ζ9-ζ97-ζ92ζ97+ζ92ζ95+ζ94-ζ95-ζ94    orthogonal lifted from D18
ρ142-20-2200-1000-√-31√-31-1√-3-√-3ζ97+ζ92ζ98+ζ9ζ95+ζ94-ζ97-ζ92-ζ97+ζ92-ζ98+ζ9-ζ95+ζ94ζ97-ζ92ζ95-ζ94-ζ95-ζ94-ζ98-ζ9ζ98-ζ9    complex lifted from C9⋊D4
ρ152-20-220020000-20-2200-1-1-11√-3-√-3-√-3-√-3√-311√-3    complex lifted from C3⋊D4
ρ162-20-2200-1000√-31-√-31-1-√-3√-3ζ98+ζ9ζ95+ζ94ζ97+ζ92-ζ98-ζ9-ζ98+ζ9ζ95-ζ94-ζ97+ζ92ζ98-ζ9ζ97-ζ92-ζ97-ζ92-ζ95-ζ94-ζ95+ζ94    complex lifted from C9⋊D4
ρ172-20-220020000-20-2200-1-1-11-√-3√-3√-3√-3-√-311-√-3    complex lifted from C3⋊D4
ρ182-20-2200-1000√-31-√-31-1-√-3√-3ζ95+ζ94ζ97+ζ92ζ98+ζ9-ζ95-ζ94-ζ95+ζ94-ζ97+ζ92ζ98-ζ9ζ95-ζ94-ζ98+ζ9-ζ98-ζ9-ζ97-ζ92ζ97-ζ92    complex lifted from C9⋊D4
ρ192-20-2200-1000-√-31√-31-1√-3-√-3ζ95+ζ94ζ97+ζ92ζ98+ζ9-ζ95-ζ94ζ95-ζ94ζ97-ζ92-ζ98+ζ9-ζ95+ζ94ζ98-ζ9-ζ98-ζ9-ζ97-ζ92-ζ97+ζ92    complex lifted from C9⋊D4
ρ202-20-2200-1000√-31-√-31-1-√-3√-3ζ97+ζ92ζ98+ζ9ζ95+ζ94-ζ97-ζ92ζ97-ζ92ζ98-ζ9ζ95-ζ94-ζ97+ζ92-ζ95+ζ94-ζ95-ζ94-ζ98-ζ9-ζ98+ζ9    complex lifted from C9⋊D4
ρ212-20-2200-1000-√-31√-31-1√-3-√-3ζ98+ζ9ζ95+ζ94ζ97+ζ92-ζ98-ζ9ζ98-ζ9-ζ95+ζ94ζ97-ζ92-ζ98+ζ9-ζ97+ζ92-ζ97-ζ92-ζ95-ζ94ζ95-ζ94    complex lifted from C9⋊D4
ρ2233-3-1-11-13-111-33-3-1-111000000000000    orthogonal lifted from C2×S4
ρ23333-1-1-1-1311-1333-1-1-1-1000000000000    orthogonal lifted from S4
ρ24333-1-1-113-1-11333-1-1-1-1000000000000    orthogonal lifted from S4
ρ2533-3-1-11131-1-1-33-3-1-111000000000000    orthogonal lifted from C2×S4
ρ2666-6-2-220-30003-3311-1-1000000000000    orthogonal lifted from C2×C3.S4
ρ276-602-20060000-602-200000000000000    orthogonal lifted from A4⋊D4
ρ28666-2-2-20-3000-3-3-31111000000000000    orthogonal lifted from C3.S4
ρ296-602-200-3000-3√-333√-3-11-√-3√-3000000000000    complex faithful
ρ306-602-200-30003√-33-3√-3-11√-3-√-3000000000000    complex faithful

Smallest permutation representation of C23.D18
►On 36 points
Generators in S36
(1 23)(2 24)(3 25)(4 26)(5 27)(6 28)(7 29)(8 30)(9 31)(10 32)(11 33)(12 34)(13 35)(14 36)(15 19)(16 20)(17 21)(18 22)
(1 23)(3 25)(4 26)(6 28)(7 29)(9 31)(10 32)(12 34)(13 35)(15 19)(16 20)(18 22)
(1 23)(2 24)(4 26)(5 27)(7 29)(8 30)(10 32)(11 33)(13 35)(14 36)(16 20)(17 21)
(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 18 23 22)(2 21 24 17)(3 16 25 20)(4 19 26 15)(5 14 27 36)(6 35 28 13)(7 12 29 34)(8 33 30 11)(9 10 31 32)
 
G:=sub<Sym(36)| (1,23)(2,24)(3,25)(4,26)(5,27)(6,28)(7,29)(8,30)(9,31)(10,32)(11,33)(12,34)(13,35)(14,36)(15,19)(16,20)(17,21)(18,22), (1,23)(3,25)(4,26)(6,28)(7,29)(9,31)(10,32)(12,34)(13,35)(15,19)(16,20)(18,22), (1,23)(2,24)(4,26)(5,27)(7,29)(8,30)(10,32)(11,33)(13,35)(14,36)(16,20)(17,21), (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), (1,18,23,22)(2,21,24,17)(3,16,25,20)(4,19,26,15)(5,14,27,36)(6,35,28,13)(7,12,29,34)(8,33,30,11)(9,10,31,32)>;
 
G:=Group( (1,23)(2,24)(3,25)(4,26)(5,27)(6,28)(7,29)(8,30)(9,31)(10,32)(11,33)(12,34)(13,35)(14,36)(15,19)(16,20)(17,21)(18,22), (1,23)(3,25)(4,26)(6,28)(7,29)(9,31)(10,32)(12,34)(13,35)(15,19)(16,20)(18,22), (1,23)(2,24)(4,26)(5,27)(7,29)(8,30)(10,32)(11,33)(13,35)(14,36)(16,20)(17,21), (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), (1,18,23,22)(2,21,24,17)(3,16,25,20)(4,19,26,15)(5,14,27,36)(6,35,28,13)(7,12,29,34)(8,33,30,11)(9,10,31,32) );
 
G=PermutationGroup([[(1,23),(2,24),(3,25),(4,26),(5,27),(6,28),(7,29),(8,30),(9,31),(10,32),(11,33),(12,34),(13,35),(14,36),(15,19),(16,20),(17,21),(18,22)], [(1,23),(3,25),(4,26),(6,28),(7,29),(9,31),(10,32),(12,34),(13,35),(15,19),(16,20),(18,22)], [(1,23),(2,24),(4,26),(5,27),(7,29),(8,30),(10,32),(11,33),(13,35),(14,36),(16,20),(17,21)], [(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)], [(1,18,23,22),(2,21,24,17),(3,16,25,20),(4,19,26,15),(5,14,27,36),(6,35,28,13),(7,12,29,34),(8,33,30,11),(9,10,31,32)]])
 

Matrix representation of C23.D18 ►in GL5(𝔽37)

360000
036000
00100
00010
00001
,
10000
01000
003600
003601
003610
,
10000
01000
000361
000360
001360
,
921000
04000
00001
00100
00010
,
2816000
189000
00100
00001
00010

G:=sub<GL(5,GF(37))| [36,0,0,0,0,0,36,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,1],[1,0,0,0,0,0,1,0,0,0,0,0,36,36,36,0,0,0,0,1,0,0,0,1,0],[1,0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,0,36,36,36,0,0,1,0,0],[9,0,0,0,0,21,4,0,0,0,0,0,0,1,0,0,0,0,0,1,0,0,1,0,0],[28,18,0,0,0,16,9,0,0,0,0,0,1,0,0,0,0,0,0,1,0,0,0,1,0] >;
 

C23.D18 in GAP, Magma, Sage, TeX

C_2^3.D_{18}
 
% in TeX
 
G:=Group("C2^3.D18");
 
// GroupNames label
 
G:=SmallGroup(288,342);
 
// by ID
 
G=gap.SmallGroup(288,342);
 
# by ID
 
G:=PCGroup([7,-2,-2,-2,-3,-3,-2,2,85,1123,192,1684,6053,782,3534,1350]);
 
// Polycyclic
 
G:=Group<a,b,c,d,e|a^2=b^2=c^2=d^18=1,e^2=a,a*b=b*a,a*c=c*a,a*d=d*a,a*e=e*a,d*b*d^-1=e*c*e^-1=b*c=c*b,b*e=e*b,d*c*d^-1=b,e*d*e^-1=a*d^-1>;
 
// generators/relations
 

Export

Character table of C23.D18 in TeX

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