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G = C42.313C23order 128 = 27

174th non-split extension by C42 of C23 acting via C23/C2=C22

p-group, metabelian, nilpotent (class 3), monomial

Aliases: C42.313C23, M4(2).3C23, 2- 1+4.7C22, 2+ 1+4.9C22, C4○D415D4, (C2×D4)⋊22D4, (C2×Q8)⋊18D4, C4(D44D4), D44D48C2, D4.52(C2×D4), C4⋊Q851C22, C4≀C211C22, Q8.52(C2×D4), C4(D4.9D4), C4(D4.8D4), D4.8D48C2, D4.9D48C2, C8⋊C226C22, (C2×C4).10C24, C4○D4.5C23, C23.21(C2×D4), C4.55(C22×D4), C4.130C22≀C2, C4(D4.10D4), D4.10D48C2, D8⋊C225C2, C41D431C22, C2.C251C2, (C2×C42)⋊38C22, C22.5C22≀C2, (C2×D4).35C23, (C22×C4).110D4, C4.D48C22, C8.C227C22, (C2×Q8).27C23, C4.10D48C22, C4.4D451C22, (C2×M4(2))⋊9C22, C22.34(C22×D4), C22.26C241C2, (C22×C4).969C23, M4(2).8C221C2, (C2×C4≀C2)⋊8C2, (C2×C4○D4)⋊6C22, C2.55(C2×C22≀C2), (C2×C4).1097(C2×D4), SmallGroup(128,1750)

Series: Derived Chief Lower central Upper central Jennings

C1C2×C4 — C42.313C23
C1C2C22C2×C4C22×C4C2×C4○D4C2.C25 — C42.313C23
C1C2C2×C4 — C42.313C23
C1C4C22×C4 — C42.313C23
C1C2C2C2×C4 — C42.313C23

Generators and relations for C42.313C23
 G = < a,b,c,d,e | a4=b4=c2=d2=1, e2=b2, cac=ab=ba, dad=a-1, ae=ea, cbc=dbd=b-1, be=eb, dcd=b-1c, ce=ec, de=ed >

Subgroups: 708 in 362 conjugacy classes, 106 normal (26 characteristic)
C1, C2, C2, C4, C4, C4, C22, C22, C22, C8, C2×C4, C2×C4, C2×C4, D4, D4, Q8, Q8, C23, C23, C23, C42, C42, C22⋊C4, C4⋊C4, C2×C8, M4(2), M4(2), D8, SD16, Q16, C22×C4, C22×C4, C22×C4, C2×D4, C2×D4, C2×D4, C2×Q8, C2×Q8, C2×Q8, C4○D4, C4○D4, C4.D4, C4.10D4, C4≀C2, C2×C42, C4×D4, C4⋊D4, C4.4D4, C41D4, C4⋊Q8, C2×M4(2), C4○D8, C8⋊C22, C8⋊C22, C8.C22, C8.C22, C2×C4○D4, C2×C4○D4, C2×C4○D4, 2+ 1+4, 2+ 1+4, 2- 1+4, 2- 1+4, M4(2).8C22, C2×C4≀C2, D44D4, D4.8D4, D4.9D4, D4.10D4, C22.26C24, D8⋊C22, C2.C25, C42.313C23
Quotients: C1, C2, C22, D4, C23, C2×D4, C24, C22≀C2, C22×D4, C2×C22≀C2, C42.313C23

Permutation representations of C42.313C23
On 16 points - transitive group 16T264
Generators in S16
(9 10 11 12)(13 14 15 16)
(1 4 2 3)(5 8 6 7)(9 12 11 10)(13 16 15 14)
(1 9)(2 11)(3 12)(4 10)(5 15)(6 13)(7 14)(8 16)
(3 4)(7 8)(9 12)(10 11)(13 16)(14 15)
(1 6 2 5)(3 8 4 7)(9 13 11 15)(10 14 12 16)

G:=sub<Sym(16)| (9,10,11,12)(13,14,15,16), (1,4,2,3)(5,8,6,7)(9,12,11,10)(13,16,15,14), (1,9)(2,11)(3,12)(4,10)(5,15)(6,13)(7,14)(8,16), (3,4)(7,8)(9,12)(10,11)(13,16)(14,15), (1,6,2,5)(3,8,4,7)(9,13,11,15)(10,14,12,16)>;

G:=Group( (9,10,11,12)(13,14,15,16), (1,4,2,3)(5,8,6,7)(9,12,11,10)(13,16,15,14), (1,9)(2,11)(3,12)(4,10)(5,15)(6,13)(7,14)(8,16), (3,4)(7,8)(9,12)(10,11)(13,16)(14,15), (1,6,2,5)(3,8,4,7)(9,13,11,15)(10,14,12,16) );

G=PermutationGroup([[(9,10,11,12),(13,14,15,16)], [(1,4,2,3),(5,8,6,7),(9,12,11,10),(13,16,15,14)], [(1,9),(2,11),(3,12),(4,10),(5,15),(6,13),(7,14),(8,16)], [(3,4),(7,8),(9,12),(10,11),(13,16),(14,15)], [(1,6,2,5),(3,8,4,7),(9,13,11,15),(10,14,12,16)]])

G:=TransitiveGroup(16,264);

On 16 points - transitive group 16T303
Generators in S16
(9 10 11 12)(13 14 15 16)
(1 4 2 3)(5 7 6 8)(9 12 11 10)(13 16 15 14)
(1 9)(2 11)(3 12)(4 10)(5 13)(6 15)(7 14)(8 16)
(1 5)(2 6)(3 7)(4 8)(9 16)(10 15)(11 14)(12 13)
(1 3 2 4)(5 7 6 8)(9 12 11 10)(13 14 15 16)

G:=sub<Sym(16)| (9,10,11,12)(13,14,15,16), (1,4,2,3)(5,7,6,8)(9,12,11,10)(13,16,15,14), (1,9)(2,11)(3,12)(4,10)(5,13)(6,15)(7,14)(8,16), (1,5)(2,6)(3,7)(4,8)(9,16)(10,15)(11,14)(12,13), (1,3,2,4)(5,7,6,8)(9,12,11,10)(13,14,15,16)>;

G:=Group( (9,10,11,12)(13,14,15,16), (1,4,2,3)(5,7,6,8)(9,12,11,10)(13,16,15,14), (1,9)(2,11)(3,12)(4,10)(5,13)(6,15)(7,14)(8,16), (1,5)(2,6)(3,7)(4,8)(9,16)(10,15)(11,14)(12,13), (1,3,2,4)(5,7,6,8)(9,12,11,10)(13,14,15,16) );

G=PermutationGroup([[(9,10,11,12),(13,14,15,16)], [(1,4,2,3),(5,7,6,8),(9,12,11,10),(13,16,15,14)], [(1,9),(2,11),(3,12),(4,10),(5,13),(6,15),(7,14),(8,16)], [(1,5),(2,6),(3,7),(4,8),(9,16),(10,15),(11,14),(12,13)], [(1,3,2,4),(5,7,6,8),(9,12,11,10),(13,14,15,16)]])

G:=TransitiveGroup(16,303);

32 conjugacy classes

class 1 2A2B2C2D2E···2J2K4A4B4C4D4E4F···4O4P8A8B8C8D
order122222···22444444···448888
size112224···48112224···488888

32 irreducible representations

dim111111111122224
type++++++++++++++
imageC1C2C2C2C2C2C2C2C2C2D4D4D4D4C42.313C23
kernelC42.313C23M4(2).8C22C2×C4≀C2D44D4D4.8D4D4.9D4D4.10D4C22.26C24D8⋊C22C2.C25C22×C4C2×D4C2×Q8C4○D4C1
# reps112222212124244

Matrix representation of C42.313C23 in GL4(𝔽5) generated by

1043
2020
0010
3100
,
3234
0121
2141
1102
,
0322
0004
3104
0400
,
4022
0434
0010
0001
,
2000
0200
0020
0002
G:=sub<GL(4,GF(5))| [1,2,0,3,0,0,0,1,4,2,1,0,3,0,0,0],[3,0,2,1,2,1,1,1,3,2,4,0,4,1,1,2],[0,0,3,0,3,0,1,4,2,0,0,0,2,4,4,0],[4,0,0,0,0,4,0,0,2,3,1,0,2,4,0,1],[2,0,0,0,0,2,0,0,0,0,2,0,0,0,0,2] >;

C42.313C23 in GAP, Magma, Sage, TeX

C_4^2._{313}C_2^3
% in TeX

G:=Group("C4^2.313C2^3");
// GroupNames label

G:=SmallGroup(128,1750);
// by ID

G=gap.SmallGroup(128,1750);
# by ID

G:=PCGroup([7,-2,2,2,2,-2,2,-2,253,758,248,2804,1411,718,172,2028]);
// Polycyclic

G:=Group<a,b,c,d,e|a^4=b^4=c^2=d^2=1,e^2=b^2,c*a*c=a*b=b*a,d*a*d=a^-1,a*e=e*a,c*b*c=d*b*d=b^-1,b*e=e*b,d*c*d=b^-1*c,c*e=e*c,d*e=e*d>;
// generators/relations

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