Learn more

Refine search


Results (displaying both matches)

  displayed columns for results
Label Class Base field Conductor norm Rank Torsion CM Sato-Tate Regulator Period Leading coeff j-invariant Weierstrass coefficients Weierstrass equation
56.1-a4 56.1-a \(\Q(\zeta_{7})^+\) \( 2^{3} \cdot 7 \) 0 $\Z/18\Z$ $\mathrm{SU}(2)$ $1$ $210.0110142$ 0.555584693 \( \frac{128787625}{98} \) \( \bigl[1\) , \( 0\) , \( 1\) , \( -11\) , \( 12\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-11{x}+12$
392.1-a4 392.1-a \(\Q(\zeta_{7})^+\) \( 2^{3} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $7.041603260$ 1.005943322 \( \frac{128787625}{98} \) \( \bigl[a^{2} - 2\) , \( -1\) , \( a^{2} + a - 2\) , \( -42 a^{2} + 52 a - 22\) , \( -172 a^{2} + 257 a - 86\bigr] \) ${y}^2+\left(a^{2}-2\right){x}{y}+\left(a^{2}+a-2\right){y}={x}^{3}-{x}^{2}+\left(-42a^{2}+52a-22\right){x}-172a^{2}+257a-86$
  displayed columns for results

  *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.