Your data matches 1 statistic following compositions of up to 3 maps.
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Matching statistic: St001787
Mapping
St001787: Finite Cartan types ⟶ ℤResult quality: 100% ●values known / values provided: 100%●distinct values known / distinct values provided: 100%
Values
['A',1]
 => 2
['A',2]
 => 6
['B',2]
 => 10
['G',2]
 => 16
['A',3]
 => 30
['B',3]
 => 98
['C',3]
 => 98
['A',4]
 => 156
['B',4]
 => 1659
['C',4]
 => 1659
['D',4]
 => 605
['F',4]
 => 5191
['A',5]
 => 1455
['B',5]
 => 36430
['C',5]
 => 36430
['D',5]
 => 6697
Description
The number of subgroups of the Weyl group of given type.