direct product, metabelian, nilpotent (class 3), monomial
Aliases: C22×He3.C3, C32.2C62, C62.20C32, (C6×C18)⋊5C3, (C3×C18)⋊9C6, C6.9(C2×He3), He3.3(C2×C6), (C2×He3).9C6, (C2×C6).15He3, C3.3(C22×He3), (C22×He3).2C3, (C2×3- 1+2)⋊2C6, 3- 1+2⋊2(C2×C6), (C22×3- 1+2)⋊4C3, (C3×C9)⋊11(C2×C6), (C3×C6).7(C3×C6), SmallGroup(324,87)
Series: Derived ►Chief ►Lower central ►Upper central
Generators and relations for C22×He3.C3
G = < a,b,c,d,e,f | a2=b2=c3=d3=e3=1, f3=d, ab=ba, ac=ca, ad=da, ae=ea, af=fa, bc=cb, bd=db, be=eb, bf=fb, cd=dc, ece-1=cd-1, cf=fc, de=ed, df=fd, fef-1=cd-1e >
Subgroups: 160 in 70 conjugacy classes, 40 normal (12 characteristic)
C1, C2, C3, C3, C22, C6, C6, C9, C32, C32, C2×C6, C2×C6, C18, C3×C6, C3×C6, C3×C9, He3, 3- 1+2, C2×C18, C62, C62, C3×C18, C2×He3, C2×3- 1+2, He3.C3, C6×C18, C22×He3, C22×3- 1+2, C2×He3.C3, C22×He3.C3
Quotients: C1, C2, C3, C22, C6, C32, C2×C6, C3×C6, He3, C62, C2×He3, He3.C3, C22×He3, C2×He3.C3, C22×He3.C3
►On 108 points
Generators in S108
(1 82)(2 83)(3 84)(4 85)(5 86)(6 87)(7 88)(8 89)(9 90)(10 61)(11 62)(12 63)(13 55)(14 56)(15 57)(16 58)(17 59)(18 60)(19 70)(20 71)(21 72)(22 64)(23 65)(24 66)(25 67)(26 68)(27 69)(28 81)(29 73)(30 74)(31 75)(32 76)(33 77)(34 78)(35 79)(36 80)(37 91)(38 92)(39 93)(40 94)(41 95)(42 96)(43 97)(44 98)(45 99)(46 100)(47 101)(48 102)(49 103)(50 104)(51 105)(52 106)(53 107)(54 108)
(1 55)(2 56)(3 57)(4 58)(5 59)(6 60)(7 61)(8 62)(9 63)(10 88)(11 89)(12 90)(13 82)(14 83)(15 84)(16 85)(17 86)(18 87)(19 97)(20 98)(21 99)(22 91)(23 92)(24 93)(25 94)(26 95)(27 96)(28 54)(29 46)(30 47)(31 48)(32 49)(33 50)(34 51)(35 52)(36 53)(37 64)(38 65)(39 66)(40 67)(41 68)(42 69)(43 70)(44 71)(45 72)(73 100)(74 101)(75 102)(76 103)(77 104)(78 105)(79 106)(80 107)(81 108)
(1 44 35)(2 45 36)(3 37 28)(4 38 29)(5 39 30)(6 40 31)(7 41 32)(8 42 33)(9 43 34)(10 26 103)(11 27 104)(12 19 105)(13 20 106)(14 21 107)(15 22 108)(16 23 100)(17 24 101)(18 25 102)(46 58 65)(47 59 66)(48 60 67)(49 61 68)(50 62 69)(51 63 70)(52 55 71)(53 56 72)(54 57 64)(73 85 92)(74 86 93)(75 87 94)(76 88 95)(77 89 96)(78 90 97)(79 82 98)(80 83 99)(81 84 91)
(1 4 7)(2 5 8)(3 6 9)(10 13 16)(11 14 17)(12 15 18)(19 22 25)(20 23 26)(21 24 27)(28 31 34)(29 32 35)(30 33 36)(37 40 43)(38 41 44)(39 42 45)(46 49 52)(47 50 53)(48 51 54)(55 58 61)(56 59 62)(57 60 63)(64 67 70)(65 68 71)(66 69 72)(73 76 79)(74 77 80)(75 78 81)(82 85 88)(83 86 89)(84 87 90)(91 94 97)(92 95 98)(93 96 99)(100 103 106)(101 104 107)(102 105 108)
(2 45 30)(3 28 43)(5 39 33)(6 31 37)(8 42 36)(9 34 40)(11 27 107)(12 105 25)(14 21 101)(15 108 19)(17 24 104)(18 102 22)(20 23 26)(29 35 32)(38 41 44)(46 52 49)(47 56 72)(48 64 60)(50 59 66)(51 67 63)(53 62 69)(54 70 57)(65 68 71)(73 79 76)(74 83 99)(75 91 87)(77 86 93)(78 94 90)(80 89 96)(81 97 84)(92 95 98)(100 106 103)
(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 81)(82 83 84 85 86 87 88 89 90)(91 92 93 94 95 96 97 98 99)(100 101 102 103 104 105 106 107 108)
G:=sub<Sym(108)| (1,82)(2,83)(3,84)(4,85)(5,86)(6,87)(7,88)(8,89)(9,90)(10,61)(11,62)(12,63)(13,55)(14,56)(15,57)(16,58)(17,59)(18,60)(19,70)(20,71)(21,72)(22,64)(23,65)(24,66)(25,67)(26,68)(27,69)(28,81)(29,73)(30,74)(31,75)(32,76)(33,77)(34,78)(35,79)(36,80)(37,91)(38,92)(39,93)(40,94)(41,95)(42,96)(43,97)(44,98)(45,99)(46,100)(47,101)(48,102)(49,103)(50,104)(51,105)(52,106)(53,107)(54,108), (1,55)(2,56)(3,57)(4,58)(5,59)(6,60)(7,61)(8,62)(9,63)(10,88)(11,89)(12,90)(13,82)(14,83)(15,84)(16,85)(17,86)(18,87)(19,97)(20,98)(21,99)(22,91)(23,92)(24,93)(25,94)(26,95)(27,96)(28,54)(29,46)(30,47)(31,48)(32,49)(33,50)(34,51)(35,52)(36,53)(37,64)(38,65)(39,66)(40,67)(41,68)(42,69)(43,70)(44,71)(45,72)(73,100)(74,101)(75,102)(76,103)(77,104)(78,105)(79,106)(80,107)(81,108), (1,44,35)(2,45,36)(3,37,28)(4,38,29)(5,39,30)(6,40,31)(7,41,32)(8,42,33)(9,43,34)(10,26,103)(11,27,104)(12,19,105)(13,20,106)(14,21,107)(15,22,108)(16,23,100)(17,24,101)(18,25,102)(46,58,65)(47,59,66)(48,60,67)(49,61,68)(50,62,69)(51,63,70)(52,55,71)(53,56,72)(54,57,64)(73,85,92)(74,86,93)(75,87,94)(76,88,95)(77,89,96)(78,90,97)(79,82,98)(80,83,99)(81,84,91), (1,4,7)(2,5,8)(3,6,9)(10,13,16)(11,14,17)(12,15,18)(19,22,25)(20,23,26)(21,24,27)(28,31,34)(29,32,35)(30,33,36)(37,40,43)(38,41,44)(39,42,45)(46,49,52)(47,50,53)(48,51,54)(55,58,61)(56,59,62)(57,60,63)(64,67,70)(65,68,71)(66,69,72)(73,76,79)(74,77,80)(75,78,81)(82,85,88)(83,86,89)(84,87,90)(91,94,97)(92,95,98)(93,96,99)(100,103,106)(101,104,107)(102,105,108), (2,45,30)(3,28,43)(5,39,33)(6,31,37)(8,42,36)(9,34,40)(11,27,107)(12,105,25)(14,21,101)(15,108,19)(17,24,104)(18,102,22)(20,23,26)(29,35,32)(38,41,44)(46,52,49)(47,56,72)(48,64,60)(50,59,66)(51,67,63)(53,62,69)(54,70,57)(65,68,71)(73,79,76)(74,83,99)(75,91,87)(77,86,93)(78,94,90)(80,89,96)(81,97,84)(92,95,98)(100,106,103), (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)(73,74,75,76,77,78,79,80,81)(82,83,84,85,86,87,88,89,90)(91,92,93,94,95,96,97,98,99)(100,101,102,103,104,105,106,107,108)>;
G:=Group( (1,82)(2,83)(3,84)(4,85)(5,86)(6,87)(7,88)(8,89)(9,90)(10,61)(11,62)(12,63)(13,55)(14,56)(15,57)(16,58)(17,59)(18,60)(19,70)(20,71)(21,72)(22,64)(23,65)(24,66)(25,67)(26,68)(27,69)(28,81)(29,73)(30,74)(31,75)(32,76)(33,77)(34,78)(35,79)(36,80)(37,91)(38,92)(39,93)(40,94)(41,95)(42,96)(43,97)(44,98)(45,99)(46,100)(47,101)(48,102)(49,103)(50,104)(51,105)(52,106)(53,107)(54,108), (1,55)(2,56)(3,57)(4,58)(5,59)(6,60)(7,61)(8,62)(9,63)(10,88)(11,89)(12,90)(13,82)(14,83)(15,84)(16,85)(17,86)(18,87)(19,97)(20,98)(21,99)(22,91)(23,92)(24,93)(25,94)(26,95)(27,96)(28,54)(29,46)(30,47)(31,48)(32,49)(33,50)(34,51)(35,52)(36,53)(37,64)(38,65)(39,66)(40,67)(41,68)(42,69)(43,70)(44,71)(45,72)(73,100)(74,101)(75,102)(76,103)(77,104)(78,105)(79,106)(80,107)(81,108), (1,44,35)(2,45,36)(3,37,28)(4,38,29)(5,39,30)(6,40,31)(7,41,32)(8,42,33)(9,43,34)(10,26,103)(11,27,104)(12,19,105)(13,20,106)(14,21,107)(15,22,108)(16,23,100)(17,24,101)(18,25,102)(46,58,65)(47,59,66)(48,60,67)(49,61,68)(50,62,69)(51,63,70)(52,55,71)(53,56,72)(54,57,64)(73,85,92)(74,86,93)(75,87,94)(76,88,95)(77,89,96)(78,90,97)(79,82,98)(80,83,99)(81,84,91), (1,4,7)(2,5,8)(3,6,9)(10,13,16)(11,14,17)(12,15,18)(19,22,25)(20,23,26)(21,24,27)(28,31,34)(29,32,35)(30,33,36)(37,40,43)(38,41,44)(39,42,45)(46,49,52)(47,50,53)(48,51,54)(55,58,61)(56,59,62)(57,60,63)(64,67,70)(65,68,71)(66,69,72)(73,76,79)(74,77,80)(75,78,81)(82,85,88)(83,86,89)(84,87,90)(91,94,97)(92,95,98)(93,96,99)(100,103,106)(101,104,107)(102,105,108), (2,45,30)(3,28,43)(5,39,33)(6,31,37)(8,42,36)(9,34,40)(11,27,107)(12,105,25)(14,21,101)(15,108,19)(17,24,104)(18,102,22)(20,23,26)(29,35,32)(38,41,44)(46,52,49)(47,56,72)(48,64,60)(50,59,66)(51,67,63)(53,62,69)(54,70,57)(65,68,71)(73,79,76)(74,83,99)(75,91,87)(77,86,93)(78,94,90)(80,89,96)(81,97,84)(92,95,98)(100,106,103), (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)(73,74,75,76,77,78,79,80,81)(82,83,84,85,86,87,88,89,90)(91,92,93,94,95,96,97,98,99)(100,101,102,103,104,105,106,107,108) );
G=PermutationGroup([[(1,82),(2,83),(3,84),(4,85),(5,86),(6,87),(7,88),(8,89),(9,90),(10,61),(11,62),(12,63),(13,55),(14,56),(15,57),(16,58),(17,59),(18,60),(19,70),(20,71),(21,72),(22,64),(23,65),(24,66),(25,67),(26,68),(27,69),(28,81),(29,73),(30,74),(31,75),(32,76),(33,77),(34,78),(35,79),(36,80),(37,91),(38,92),(39,93),(40,94),(41,95),(42,96),(43,97),(44,98),(45,99),(46,100),(47,101),(48,102),(49,103),(50,104),(51,105),(52,106),(53,107),(54,108)], [(1,55),(2,56),(3,57),(4,58),(5,59),(6,60),(7,61),(8,62),(9,63),(10,88),(11,89),(12,90),(13,82),(14,83),(15,84),(16,85),(17,86),(18,87),(19,97),(20,98),(21,99),(22,91),(23,92),(24,93),(25,94),(26,95),(27,96),(28,54),(29,46),(30,47),(31,48),(32,49),(33,50),(34,51),(35,52),(36,53),(37,64),(38,65),(39,66),(40,67),(41,68),(42,69),(43,70),(44,71),(45,72),(73,100),(74,101),(75,102),(76,103),(77,104),(78,105),(79,106),(80,107),(81,108)], [(1,44,35),(2,45,36),(3,37,28),(4,38,29),(5,39,30),(6,40,31),(7,41,32),(8,42,33),(9,43,34),(10,26,103),(11,27,104),(12,19,105),(13,20,106),(14,21,107),(15,22,108),(16,23,100),(17,24,101),(18,25,102),(46,58,65),(47,59,66),(48,60,67),(49,61,68),(50,62,69),(51,63,70),(52,55,71),(53,56,72),(54,57,64),(73,85,92),(74,86,93),(75,87,94),(76,88,95),(77,89,96),(78,90,97),(79,82,98),(80,83,99),(81,84,91)], [(1,4,7),(2,5,8),(3,6,9),(10,13,16),(11,14,17),(12,15,18),(19,22,25),(20,23,26),(21,24,27),(28,31,34),(29,32,35),(30,33,36),(37,40,43),(38,41,44),(39,42,45),(46,49,52),(47,50,53),(48,51,54),(55,58,61),(56,59,62),(57,60,63),(64,67,70),(65,68,71),(66,69,72),(73,76,79),(74,77,80),(75,78,81),(82,85,88),(83,86,89),(84,87,90),(91,94,97),(92,95,98),(93,96,99),(100,103,106),(101,104,107),(102,105,108)], [(2,45,30),(3,28,43),(5,39,33),(6,31,37),(8,42,36),(9,34,40),(11,27,107),(12,105,25),(14,21,101),(15,108,19),(17,24,104),(18,102,22),(20,23,26),(29,35,32),(38,41,44),(46,52,49),(47,56,72),(48,64,60),(50,59,66),(51,67,63),(53,62,69),(54,70,57),(65,68,71),(73,79,76),(74,83,99),(75,91,87),(77,86,93),(78,94,90),(80,89,96),(81,97,84),(92,95,98),(100,106,103)], [(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),(73,74,75,76,77,78,79,80,81),(82,83,84,85,86,87,88,89,90),(91,92,93,94,95,96,97,98,99),(100,101,102,103,104,105,106,107,108)]])
68 conjugacy classes
| class | 1 | 2A | 2B | 2C | 3A | 3B | 3C | 3D | 3E | 3F | 6A | ··· | 6F | 6G | ··· | 6L | 6M | ··· | 6R | 9A | ··· | 9F | 9G | 9H | 9I | 9J | 18A | ··· | 18R | 18S | ··· | 18AD |
| order | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 6 | ··· | 6 | 6 | ··· | 6 | 6 | ··· | 6 | 9 | ··· | 9 | 9 | 9 | 9 | 9 | 18 | ··· | 18 | 18 | ··· | 18 |
| size | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 9 | 9 | 1 | ··· | 1 | 3 | ··· | 3 | 9 | ··· | 9 | 3 | ··· | 3 | 9 | 9 | 9 | 9 | 3 | ··· | 3 | 9 | ··· | 9 |
68 irreducible representations
| dim | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 3 |
| type | + | + | ||||||||||
| image | C1 | C2 | C3 | C3 | C3 | C6 | C6 | C6 | He3 | C2×He3 | He3.C3 | C2×He3.C3 |
| kernel | C22×He3.C3 | C2×He3.C3 | C6×C18 | C22×He3 | C22×3- 1+2 | C3×C18 | C2×He3 | C2×3- 1+2 | C2×C6 | C6 | C22 | C2 |
| # reps | 1 | 3 | 2 | 2 | 4 | 6 | 6 | 12 | 2 | 6 | 6 | 18 |
Matrix representation of C22×He3.C3 ►in GL4(𝔽19) generated by
| 18 | 0 | 0 | 0 |
| 0 | 1 | 0 | 0 |
| 0 | 0 | 1 | 0 |
| 0 | 0 | 0 | 1 |
| 18 | 0 | 0 | 0 |
| 0 | 18 | 0 | 0 |
| 0 | 0 | 18 | 0 |
| 0 | 0 | 0 | 18 |
| 1 | 0 | 0 | 0 |
| 0 | 0 | 1 | 0 |
| 0 | 0 | 0 | 1 |
| 0 | 1 | 0 | 0 |
| 1 | 0 | 0 | 0 |
| 0 | 7 | 0 | 0 |
| 0 | 0 | 7 | 0 |
| 0 | 0 | 0 | 7 |
| 11 | 0 | 0 | 0 |
| 0 | 0 | 11 | 0 |
| 0 | 0 | 0 | 7 |
| 0 | 1 | 0 | 0 |
| 7 | 0 | 0 | 0 |
| 0 | 8 | 12 | 8 |
| 0 | 8 | 8 | 12 |
| 0 | 12 | 8 | 8 |
G:=sub<GL(4,GF(19))| [18,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],[18,0,0,0,0,18,0,0,0,0,18,0,0,0,0,18],[1,0,0,0,0,0,0,1,0,1,0,0,0,0,1,0],[1,0,0,0,0,7,0,0,0,0,7,0,0,0,0,7],[11,0,0,0,0,0,0,1,0,11,0,0,0,0,7,0],[7,0,0,0,0,8,8,12,0,12,8,8,0,8,12,8] >;
C22×He3.C3 in GAP, Magma, Sage, TeX
C_2^2\times {\rm He}_3.C_3 % in TeX
G:=Group("C2^2xHe3.C3"); // GroupNames label
G:=SmallGroup(324,87);
// by ID
G=gap.SmallGroup(324,87);
# by ID
G:=PCGroup([6,-2,-2,-3,-3,-3,-3,303,237,1096]);
// Polycyclic
G:=Group<a,b,c,d,e,f|a^2=b^2=c^3=d^3=e^3=1,f^3=d,a*b=b*a,a*c=c*a,a*d=d*a,a*e=e*a,a*f=f*a,b*c=c*b,b*d=d*b,b*e=e*b,b*f=f*b,c*d=d*c,e*c*e^-1=c*d^-1,c*f=f*c,d*e=e*d,d*f=f*d,f*e*f^-1=c*d^-1*e>;
// generators/relations