Finite Group Databasebeta

Dic7623 #44478789

order30492
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

dicyclicDic7623
unambiguous semidirect productC7⋊Dic1089
unambiguous semidirect productC9⋊Dic847
unambiguous semidirect productC121⋊Dic63

Splittings

derived, HallC7×C9×C121 ⋊ C4
HallC9×C121 ⋊ Dic7
HallC7×C121 ⋊ Dic9
SylowC121 ⋊ Dic63
HallC7×C9 ⋊ Dic121
SylowC9 ⋊ Dic847
SylowC7 ⋊ Dic1089

Subgroups

subgroupG/H
center, hypercenterC2D7623
commutator, hypocenterC7×C9×C121C4
FrattiniC2×C3×C11D231
Fitting, cosocleC2×C7×C9×C121C2
socle, prime radicalC2×C3×C7×C11D33
LCSG ▷ C7×C9×C121
UCSC1 ◁ C2

54 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 141
transitive degreeμt(G) = 30492

A minimal faithful permutation representation — 2 generators on 141 points:

(1,2)(3,4)(5,6,7,8,9,10,11,12,13)(14,15,16,17,18,19,20)(21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141);(1,3,2,4)(6,13)(7,12)(8,11)(9,10)(15,20)(16,19)(17,18)(22,141)(23,140)(24,139)(25,138)(26,137)(27,136)(28,135)(29,134)(30,133)(31,132)(32,131)(33,130)(34,129)(35,128)(36,127)(37,126)(38,125)(39,124)(40,123)(41,122)(42,121)(43,120)(44,119)(45,118)(46,117)(47,116)(48,115)(49,114)(50,113)(51,112)(52,111)(53,110)(54,109)(55,108)(56,107)(57,106)(58,105)(59,104)(60,103)(61,102)(62,101)(63,100)(64,99)(65,98)(66,97)(67,96)(68,95)(69,94)(70,93)(71,92)(72,91)(73,90)(74,89)(75,88)(76,87)(77,86)(78,85)(79,84)(80,83)(81,82)

Polycyclic presentation:

2,3,7,11,2,3,11|a^2=e,b^3=f^2,d^11=g^10,b^a=b^2f,c^a=c^6,d^a=d^10g,f^a=f^2,g^a=g^10

Conjugacy classes & character table

7626 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofDic15246
maximal normal subgroup ofDic15246

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(30492, 12);