Properties

Label 15.20-2.0.4-4-20-20.5
Genus \(15\)
Quotient genus \(0\)
Group \(C_{20}\)
Signature \([ 0; 4, 4, 20, 20 ]\)
Generating Vectors \(1\)

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Family Information

Genus: $15$
Quotient genus: $0$
Group name: $C_{20}$
Group identifier: $[20,2]$
Signature: $[ 0; 4, 4, 20, 20 ]$
Conjugacy classes for this refined passport: $3, 4, 13, 20$

The full automorphism group for this family is $D_{20}$ with signature $[ 0; 2, 2, 4, 20 ]$.

Jacobian variety group algebra decomposition:$A_{2}\times E\times A_{8}\times A_{4}$

Generating vector(s)

Displaying the unique generating vector for this refined passport.

15.20-2.0.4-4-20-20.5.1

  (1,11,2,12) (3,13,4,14) (5,15,6,16) (7,17,8,18) (9,19,10,20)
  (1,12,2,11) (3,14,4,13) (5,16,6,15) (7,18,8,17) (9,20,10,19)
  (1,13,6,18,9,11,4,16,7,19,2,14,5,17,10,12,3,15,8,20)
  (1,20,8,15,3,12,10,17,5,14,2,19,7,16,4,11,9,18,6,13)