Learn more

Refine search


Results (displaying both matches)

  Download to        
Label Class Base field Conductor norm Rank Torsion CM Regulator Period Leading coeff j-invariant Weierstrass coefficients Weierstrass equation
320.1-g6 320.1-g \(\Q(\zeta_{20})^+\) \( 2^{6} \cdot 5 \) $0$ $\Z/2\Z\oplus\Z/8\Z$ $1$ $1242.963413$ 1.737094179 \( \frac{55296}{5} \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -2\) , \( 1\bigr] \) ${y}^2={x}^{3}-2{x}+1$
320.1-h6 320.1-h \(\Q(\zeta_{20})^+\) \( 2^{6} \cdot 5 \) $1$ $\Z/2\Z\oplus\Z/2\Z$ $0.233348375$ $265.8178999$ 2.773984325 \( \frac{55296}{5} \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -2\) , \( -1\bigr] \) ${y}^2={x}^{3}-2{x}-1$
  Download to        

  *The rank, regulator and analytic order of Ш are not known for all curves in the database; curves for which these are unknown will not appear in searches specifying one of these quantities.