Finite Group DatabasebetaFinite Group Databasebeta| order | 16448 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of D4 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C16×C257 · Schur multiplier (H2) = C2 |
| direct product | C4⋊C16×C257 |
| unambiguous semidirect product | C4⋊(C16×C257) |
| subgroup | G/H | |
|---|---|---|
| center | C2×C8×C257 | C22 |
| commutator | C2 | C2×C16×C257 |
| Frattini, cosocle | C2×C8 | C22×C257 |
| socle, prime radical | C22×C257 | C2×C8 |
| LCS | G ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C8×C257 ◁ G | |
50 conjugacy classes of subgroups.
| minimal degree | μ(G) = 277 |
| transitive degree | μt(G) = 16448 |
A minimal faithful permutation representation — 2 generators on 277 points:
(2,4)(5,6,7,10,8,11,13,16,9,12,14,17,15,18,19,20)(21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,272,273,274,275,276,277);(1,2,3,4)10280 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(16448, 44);