Finite Group DatabasebetaFinite Group Databasebeta| order | 18387 |
| nilpotency class | 2 |
| automorphism | ? |
| homology | Abelianization (H1) = C33×C227 · Schur multiplier (H2) = C34 |
| direct product | C3×H(3,𝔽3)×C227 |
| unambiguous semidirect product | C32⋊(C32×C227) |
| unambiguous semidirect product | (C32×C227)⋊C32 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C32×C227 | C32 |
| commutator, Frattini, cosocle | C3 | C33×C227 |
| LCS | G ▷ C3 ▷ C1 | |
| UCS | C1 ◁ C32×C227 ◁ G | |
112 conjugacy classes of subgroups.
| minimal degree | μ(G) = 239 |
| transitive degree | μt(G) = 6129 |
A minimal faithful permutation representation — 3 generators on 239 points:
(1,2,3)(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);(4,5,7)(6,9,11)(8,12,10);(5,8,9)(7,11,12)7491 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18387, 12);