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Groups of order 20990
All groups
Non-abelian indecomposable
← order 20989
order 20991 →
4 groups of order 20990.
SmallGroups
group
(20990, 1)
D
5
×C
2099
#35230631
(20990, 2)
C
5
×D
2099
#35230632
(20990, 3)
D
10495
#35230633
(20990, 4)
C
2
×C
5
×C
2099
#35230634
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