Finite Group DatabasebetaFinite Group Databasebeta| order | 20224 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C8 · Schur multiplier (H2) = C22 |
No aliases for this group.
| Sylow | C79 ⋊ #12895 |
298 conjugacy classes of subgroups.
| minimal degree | μ(G) = 127 |
| transitive degree | μt(G) = 20224 |
A minimal faithful permutation representation — 3 generators on 127 points:
(1,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,79,77,75,73,71,69,67,65,63,61,59,57,55,53,51,49,47,45,43,41,39,37,35,33,31,29,27,25,23,21,19,17,15,13,11,9,7,5,3)(81,85)(84,87)(88,90,91,95)(89,93,92,94)(98,106)(102,112)(107,118)(108,119)(113,122)(114,123)(120,126)(124,127);(80,82,83,86)(81,84,85,87)(89,92)(93,94)(96,98)(97,102)(99,107)(100,108)(101,106)(103,113)(104,114)(105,112)(109,120)(110,118)(111,119)(115,124)(116,122)(117,123)(121,126)(125,127);(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)(82,84)(83,85)(86,87)(88,89)(90,94)(91,92)(93,95)(96,97,99,103,100,104,109,115,101,105,110,116,111,117,121,125)(98,102,107,113,108,114,120,124,106,112,118,122,119,123,126,127)Polycyclic presentation:
2^8,79|a^2=f,b^2=de,c^2=d,f^2=g,g^2=h,b^a=bd,c^a=ce,i^a=i^78,c^b=ch3208 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20224, 85970);