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G = C42.196D10  order 320 = 26·5

16th non-split extension by C42 of D10 acting via D10/D5=C2

metabelian, supersoluble, monomial, 2-hyperelementary

Aliases: C42.196D10, M4(2).23D10, C4≀C2⋊7D5, D4⋊D5⋊8C4, C5⋊5(C8○D8), Q8⋊D5⋊8C4, D4.D5⋊8C4, D4.4(C4×D5), C5⋊Q16⋊8C4, Q8.4(C4×D5), C4.203(D4×D5), C10.69(C4×D4), C5⋊2C8.55D4, D20⋊4C4⋊7C2, C4○D4.21D10, D20.21(C2×C4), C20.362(C2×D4), D4.Dic5⋊2C2, D20.2C4⋊9C2, C20.53D4⋊6C2, C20.55(C22×C4), (C4×C20).51C22, (C2×C20).264C23, Dic10.22(C2×C4), D4.8D10.2C2, C4○D20.13C22, C4.Dic5.9C22, C22.9(D4⋊2D5), C2.23(Dic5⋊4D4), (C5×M4(2)).17C22, (C5×C4≀C2)⋊8C2, (C4×C5⋊2C8)⋊3C2, C4.20(C2×C4×D5), C5⋊2C8.24(C2×C4), (C5×D4).21(C2×C4), (C5×Q8).22(C2×C4), (C5×C4○D4).5C22, (C2×C10).35(C4○D4), (C2×C4).370(C22×D5), (C2×C5⋊2C8).230C22, SmallGroup(320,451)

Series: Derived ►Chief ►Lower central ►Upper central

C1 — C20 — C42.196D10
C1 — C5 — C10 — C20 — C2×C20 — C4○D20 — D4.8D10 — C42.196D10
C5 — C10 — C20 — C42.196D10
C1 — C4 — C2×C4 — C4≀C2

Generators and relations for C42.196D10
 G = < a,b,c,d | a4=b4=c10=1, d2=cbc-1=b-1, ab=ba, cac-1=ab-1, ad=da, bd=db, dcd-1=b-1c-1 >

Subgroups: 326 in 106 conjugacy classes, 45 normal (all characteristic)
C1, C2, C2, C4, C4, C22, C22, C5, C8, C2×C4, C2×C4, D4, D4, Q8, Q8, D5, C10, C10, C42, C2×C8, M4(2), M4(2), D8, SD16, Q16, C4○D4, C4○D4, Dic5, C20, C20, D10, C2×C10, C2×C10, C4×C8, C4≀C2, C4≀C2, C8.C4, C8○D4, C4○D8, C5⋊2C8, C5⋊2C8, C40, Dic10, C4×D5, D20, C5⋊D4, C2×C20, C2×C20, C5×D4, C5×D4, C5×Q8, C8○D8, C8×D5, C8⋊D5, C2×C5⋊2C8, C2×C5⋊2C8, C4.Dic5, C4.Dic5, D4⋊D5, D4.D5, Q8⋊D5, C5⋊Q16, C4×C20, C5×M4(2), C4○D20, C5×C4○D4, C4×C5⋊2C8, D20⋊4C4, C20.53D4, C5×C4≀C2, D20.2C4, D4.Dic5, D4.8D10, C42.196D10
Quotients: C1, C2, C4, C22, C2×C4, D4, C23, D5, C22×C4, C2×D4, C4○D4, D10, C4×D4, C4×D5, C22×D5, C8○D8, C2×C4×D5, D4×D5, D4⋊2D5, Dic5⋊4D4, C42.196D10

Smallest permutation representation of C42.196D10
►On 80 points
Generators in S80
(1 19)(2 36 20 52)(3 11)(4 38 12 54)(5 13)(6 40 14 56)(7 15)(8 32 16 58)(9 17)(10 34 18 60)(21 73 68 45)(22 69)(23 75 70 47)(24 61)(25 77 62 49)(26 63)(27 79 64 41)(28 65)(29 71 66 43)(30 67)(31 57)(33 59)(35 51)(37 53)(39 55)(42 80)(44 72)(46 74)(48 76)(50 78)
(1 35 19 51)(2 52 20 36)(3 37 11 53)(4 54 12 38)(5 39 13 55)(6 56 14 40)(7 31 15 57)(8 58 16 32)(9 33 17 59)(10 60 18 34)(21 45 68 73)(22 74 69 46)(23 47 70 75)(24 76 61 48)(25 49 62 77)(26 78 63 50)(27 41 64 79)(28 80 65 42)(29 43 66 71)(30 72 67 44)
(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 37 38 39 40)(41 42 43 44 45 46 47 48 49 50)(51 52 53 54 55 56 57 58 59 60)(61 62 63 64 65 66 67 68 69 70)(71 72 73 74 75 76 77 78 79 80)
(1 24 51 48 19 61 35 76)(2 75 36 70 20 47 52 23)(3 22 53 46 11 69 37 74)(4 73 38 68 12 45 54 21)(5 30 55 44 13 67 39 72)(6 71 40 66 14 43 56 29)(7 28 57 42 15 65 31 80)(8 79 32 64 16 41 58 27)(9 26 59 50 17 63 33 78)(10 77 34 62 18 49 60 25)
 
G:=sub<Sym(80)| (1,19)(2,36,20,52)(3,11)(4,38,12,54)(5,13)(6,40,14,56)(7,15)(8,32,16,58)(9,17)(10,34,18,60)(21,73,68,45)(22,69)(23,75,70,47)(24,61)(25,77,62,49)(26,63)(27,79,64,41)(28,65)(29,71,66,43)(30,67)(31,57)(33,59)(35,51)(37,53)(39,55)(42,80)(44,72)(46,74)(48,76)(50,78), (1,35,19,51)(2,52,20,36)(3,37,11,53)(4,54,12,38)(5,39,13,55)(6,56,14,40)(7,31,15,57)(8,58,16,32)(9,33,17,59)(10,60,18,34)(21,45,68,73)(22,74,69,46)(23,47,70,75)(24,76,61,48)(25,49,62,77)(26,78,63,50)(27,41,64,79)(28,80,65,42)(29,43,66,71)(30,72,67,44), (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)(31,32,33,34,35,36,37,38,39,40)(41,42,43,44,45,46,47,48,49,50)(51,52,53,54,55,56,57,58,59,60)(61,62,63,64,65,66,67,68,69,70)(71,72,73,74,75,76,77,78,79,80), (1,24,51,48,19,61,35,76)(2,75,36,70,20,47,52,23)(3,22,53,46,11,69,37,74)(4,73,38,68,12,45,54,21)(5,30,55,44,13,67,39,72)(6,71,40,66,14,43,56,29)(7,28,57,42,15,65,31,80)(8,79,32,64,16,41,58,27)(9,26,59,50,17,63,33,78)(10,77,34,62,18,49,60,25)>;
 
G:=Group( (1,19)(2,36,20,52)(3,11)(4,38,12,54)(5,13)(6,40,14,56)(7,15)(8,32,16,58)(9,17)(10,34,18,60)(21,73,68,45)(22,69)(23,75,70,47)(24,61)(25,77,62,49)(26,63)(27,79,64,41)(28,65)(29,71,66,43)(30,67)(31,57)(33,59)(35,51)(37,53)(39,55)(42,80)(44,72)(46,74)(48,76)(50,78), (1,35,19,51)(2,52,20,36)(3,37,11,53)(4,54,12,38)(5,39,13,55)(6,56,14,40)(7,31,15,57)(8,58,16,32)(9,33,17,59)(10,60,18,34)(21,45,68,73)(22,74,69,46)(23,47,70,75)(24,76,61,48)(25,49,62,77)(26,78,63,50)(27,41,64,79)(28,80,65,42)(29,43,66,71)(30,72,67,44), (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)(31,32,33,34,35,36,37,38,39,40)(41,42,43,44,45,46,47,48,49,50)(51,52,53,54,55,56,57,58,59,60)(61,62,63,64,65,66,67,68,69,70)(71,72,73,74,75,76,77,78,79,80), (1,24,51,48,19,61,35,76)(2,75,36,70,20,47,52,23)(3,22,53,46,11,69,37,74)(4,73,38,68,12,45,54,21)(5,30,55,44,13,67,39,72)(6,71,40,66,14,43,56,29)(7,28,57,42,15,65,31,80)(8,79,32,64,16,41,58,27)(9,26,59,50,17,63,33,78)(10,77,34,62,18,49,60,25) );
 
G=PermutationGroup([[(1,19),(2,36,20,52),(3,11),(4,38,12,54),(5,13),(6,40,14,56),(7,15),(8,32,16,58),(9,17),(10,34,18,60),(21,73,68,45),(22,69),(23,75,70,47),(24,61),(25,77,62,49),(26,63),(27,79,64,41),(28,65),(29,71,66,43),(30,67),(31,57),(33,59),(35,51),(37,53),(39,55),(42,80),(44,72),(46,74),(48,76),(50,78)], [(1,35,19,51),(2,52,20,36),(3,37,11,53),(4,54,12,38),(5,39,13,55),(6,56,14,40),(7,31,15,57),(8,58,16,32),(9,33,17,59),(10,60,18,34),(21,45,68,73),(22,74,69,46),(23,47,70,75),(24,76,61,48),(25,49,62,77),(26,78,63,50),(27,41,64,79),(28,80,65,42),(29,43,66,71),(30,72,67,44)], [(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),(31,32,33,34,35,36,37,38,39,40),(41,42,43,44,45,46,47,48,49,50),(51,52,53,54,55,56,57,58,59,60),(61,62,63,64,65,66,67,68,69,70),(71,72,73,74,75,76,77,78,79,80)], [(1,24,51,48,19,61,35,76),(2,75,36,70,20,47,52,23),(3,22,53,46,11,69,37,74),(4,73,38,68,12,45,54,21),(5,30,55,44,13,67,39,72),(6,71,40,66,14,43,56,29),(7,28,57,42,15,65,31,80),(8,79,32,64,16,41,58,27),(9,26,59,50,17,63,33,78),(10,77,34,62,18,49,60,25)]])
 

56 conjugacy classes

class 1 2A2B2C2D4A4B4C···4G4H4I5A5B8A8B8C8D8E8F8G···8L8M8N10A10B10C10D10E10F20A20B20C20D20E···20N20O20P40A40B40C40D
order12222444···444558888888···8881010101010102020202020···20202040404040
size112420112···24202244555510···10202022448822224···4888888

56 irreducible representations

dim111111111111222222222444
type++++++++++++++-
imageC1C2C2C2C2C2C2C2C4C4C4C4D4D5C4○D4D10D10D10C4×D5C4×D5C8○D8D4×D5D4⋊2D5C42.196D10
kernelC42.196D10C4×C5⋊2C8D20⋊4C4C20.53D4C5×C4≀C2D20.2C4D4.Dic5D4.8D10D4⋊D5D4.D5Q8⋊D5C5⋊Q16C5⋊2C8C4≀C2C2×C10C42M4(2)C4○D4D4Q8C5C4C22C1
# reps111111112222222222448228

Matrix representation of C42.196D10 ►in GL4(𝔽41) generated by

40000
0900
0010
0001
,
9000
03200
0010
0001
,
04000
40000
0066
00351
,
27000
03800
00216
002839
G:=sub<GL(4,GF(41))| [40,0,0,0,0,9,0,0,0,0,1,0,0,0,0,1],[9,0,0,0,0,32,0,0,0,0,1,0,0,0,0,1],[0,40,0,0,40,0,0,0,0,0,6,35,0,0,6,1],[27,0,0,0,0,38,0,0,0,0,2,28,0,0,16,39] >;
 

C42.196D10 in GAP, Magma, Sage, TeX

C_4^2._{196}D_{10}
 
% in TeX
 
G:=Group("C4^2.196D10");
 
// GroupNames label
 
G:=SmallGroup(320,451);
 
// by ID
 
G=gap.SmallGroup(320,451);
 
# by ID
 
G:=PCGroup([7,-2,-2,-2,-2,-2,-2,-5,253,555,58,136,1684,851,438,102,12550]);
 
// Polycyclic
 
G:=Group<a,b,c,d|a^4=b^4=c^10=1,d^2=c*b*c^-1=b^-1,a*b=b*a,c*a*c^-1=a*b^-1,a*d=d*a,b*d=d*b,d*c*d^-1=b^-1*c^-1>;
 
// generators/relations
 

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