Finite Group Databasebeta

D772 #13095397

order1544
automorphismAut(G) order 296448
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD772
unambiguous semidirect productC4⋊D193

Splittings

FittingC4×C193 ⋊ C2
SylowC193 ⋊ D4

Subgroups

subgroupG/H
center, FrattiniC2C2×D193
commutator, socle, cosocleC2×C193C22
FittingC4×C193C2
hypercenterC4D193
hypocenterC193D4
LCSG ▷ C2×C193 ▷ C193
UCSC1 ◁ C2 ◁ C4

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 197
transitive degreeμt(G) = 772

A minimal faithful permutation representation — 2 generators on 197 points:

(1,2,3,4)(5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197);(2,4)(6,197)(7,196)(8,195)(9,194)(10,193)(11,192)(12,191)(13,190)(14,189)(15,188)(16,187)(17,186)(18,185)(19,184)(20,183)(21,182)(22,181)(23,180)(24,179)(25,178)(26,177)(27,176)(28,175)(29,174)(30,173)(31,172)(32,171)(33,170)(34,169)(35,168)(36,167)(37,166)(38,165)(39,164)(40,163)(41,162)(42,161)(43,160)(44,159)(45,158)(46,157)(47,156)(48,155)(49,154)(50,153)(51,152)(52,151)(53,150)(54,149)(55,148)(56,147)(57,146)(58,145)(59,144)(60,143)(61,142)(62,141)(63,140)(64,139)(65,138)(66,137)(67,136)(68,135)(69,134)(70,133)(71,132)(72,131)(73,130)(74,129)(75,128)(76,127)(77,126)(78,125)(79,124)(80,123)(81,122)(82,121)(83,120)(84,119)(85,118)(86,117)(87,116)(88,115)(89,114)(90,113)(91,112)(92,111)(93,110)(94,109)(95,108)(96,107)(97,106)(98,105)(99,104)(100,103)(101,102)

Polycyclic presentation:

2^3,193|b^a=bc,d^a=d^192,d^b=d^192

Conjugacy classes & character table

389 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#15690540, D1544, #15690542, …
maximal normal subgroup of#15690540, D1544, #15690542, …
maximal quotient of#15690532, C4⋊Dic193, D1544, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1544, 10);