#72221310

order	3200
automorphism	?
homology	Abelianization (H₁) = C₂×C₄² · Schur multiplier (H₂) = C₂⁴×C₅

Aliases

No aliases for this group.

Splittings

Sylow

C₅² ⋊ #1738

Subgroups

	subgroup	G/H
center	C₄	C₂×C₂²⋊#1044
commutator	C₄×C₅²	C₂×C₄²
Frattini	C₂×C₄	C₂²×#1044
Fitting	C₂×C₅²×M₁₆	C₄
socle	C₂×C₅²	C₂×#95
prime radical	C₂³×C₅⋊D₅	Q₈
cosocle	C₂×C₄×C₅⋊D₅	C₂³
hypercenter	C₂×M₁₆	#1044
hypocenter	C₅²	#1738
LCS	G ▷ C₄×C₅² ▷ C₂×C₅² ▷ C₅²
UCS	C₁ ◁ C₄ ◁ C₂²×C₄ ◁ C₂×M₁₆

1042 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^7,5^2|a^2=d,b^2=f,d^2=g,e^2=g,f^2=g,b^a=be,c^a=cg,e^a=eg,e^b=eg,h^a=h^2,h^d=h^4,i^a=h^3i^3,i^d=i^4

Conjugacy classes & character table

164 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	#72223477, #72223490, #72223525, …
maximal normal subgroup of	#72223477, #72223490, #72223525, …

GAP

Past the SmallGroups library coverage — no SmallGroups id. Construct it from its polycyclic presentation:

gap> F := FreeGroup(IsSyllableWordsFamily, "a", "b", "c", "d", "e", "f", "g", "h", "i");;
gap> coll := SingleCollector(F, [2, 2, 2, 2, 2, 2, 2, 5, 5]);;
gap> SetPower(coll, 1, F.4);;
gap> SetPower(coll, 2, F.6);;
gap> SetPower(coll, 4, F.7);;
gap> SetPower(coll, 5, F.7);;
gap> SetPower(coll, 6, F.7);;
gap> SetConjugate(coll, 2, 1, F.2*F.5);;
gap> SetConjugate(coll, 3, 1, F.3*F.7);;
gap> SetConjugate(coll, 5, 1, F.5*F.7);;
gap> SetConjugate(coll, 5, 2, F.5*F.7);;
gap> SetConjugate(coll, 8, 1, F.8^2);;
gap> SetConjugate(coll, 8, 4, F.8^4);;
gap> SetConjugate(coll, 9, 1, F.8^3*F.9^3);;
gap> SetConjugate(coll, 9, 4, F.9^4);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);