Finite Group Databasebeta

Dic239 #11745798

order956
isoclinismisoclinic class of D239
automorphismAut(G) order 113764
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

dicyclicDic239
unambiguous semidirect productC239⋊C4

Splittings

derived, SylowC239 ⋊ C4

Subgroups

subgroupG/H
center, Frattini, hypercenterC2D239
commutator, hypocenterC239C4
Fitting, socle, prime radical, cosocleC2×C239C2
LCSG ▷ C239
UCSC1 ◁ C2

6 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 243
transitive degreeμt(G) = 956

A minimal faithful permutation representation — 2 generators on 243 points:

(1,2)(3,4)(5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243);(1,3,2,4)(6,243)(7,242)(8,241)(9,240)(10,239)(11,238)(12,237)(13,236)(14,235)(15,234)(16,233)(17,232)(18,231)(19,230)(20,229)(21,228)(22,227)(23,226)(24,225)(25,224)(26,223)(27,222)(28,221)(29,220)(30,219)(31,218)(32,217)(33,216)(34,215)(35,214)(36,213)(37,212)(38,211)(39,210)(40,209)(41,208)(42,207)(43,206)(44,205)(45,204)(46,203)(47,202)(48,201)(49,200)(50,199)(51,198)(52,197)(53,196)(54,195)(55,194)(56,193)(57,192)(58,191)(59,190)(60,189)(61,188)(62,187)(63,186)(64,185)(65,184)(66,183)(67,182)(68,181)(69,180)(70,179)(71,178)(72,177)(73,176)(74,175)(75,174)(76,173)(77,172)(78,171)(79,170)(80,169)(81,168)(82,167)(83,166)(84,165)(85,164)(86,163)(87,162)(88,161)(89,160)(90,159)(91,158)(92,157)(93,156)(94,155)(95,154)(96,153)(97,152)(98,151)(99,150)(100,149)(101,148)(102,147)(103,146)(104,145)(105,144)(106,143)(107,142)(108,141)(109,140)(110,139)(111,138)(112,137)(113,136)(114,135)(115,134)(116,133)(117,132)(118,131)(119,130)(120,129)(121,128)(122,127)(123,126)(124,125)

Polycyclic presentation:

2^2,239|a^2=b,c^a=c^238

Conjugacy classes & character table

242 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×D239, C2×Dic239, C22⋊D239, …
maximal normal subgroup ofC4×D239, C2×Dic239, C22⋊D239, …
maximal quotient ofC239⋊C8, C2×Dic239, C3×Dic239, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(956, 1);