Finite Group DatabasebetaFinite Group Databasebeta| order | 20224 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C42 |
No aliases for this group.
| Sylow | C79 ⋊ #11758 |
486 conjugacy classes of subgroups; only the 91 normal subgroups are shown.
This group has 486 conjugacy classes of subgroups — too many to draw. Only its 91 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 103 |
| transitive degree | μt(G) = 2528 |
A minimal faithful permutation representation — 3 generators on 103 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)(88,90,92,96)(89,94,95,103)(91,99,100,97)(93,101,98,102);(80,81)(82,86)(83,85)(84,87)(89,93)(90,96)(94,101)(95,98)(97,99)(102,103);(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)(81,84,85,86)(88,89)(90,94)(91,98,100,93)(92,95)(96,103)(97,101,99,102)Polycyclic presentation:
2^8,79|a^2=e,c^2=h,d^2=g,b^a=bd,d^a=df,f^a=fh,i^a=i^78,c^b=cfh,d^b=dg,e^b=efg,d^c=dh,e^d=eh1519 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20224, 80049);