Learn more

Refine search


Results (4 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
15.1-a9 15.1-a \(\Q(\sqrt{15}) \) \( 3 \cdot 5 \) 0 $\Z/4\Z$ $\mathrm{SU}(2)$ $1$ $10.19195692$ 1.315775981 \( \frac{1114544804970241}{405} \) \( \bigl[a\) , \( 1\) , \( a\) , \( -2160\) , \( 35220\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+{x}^{2}-2160{x}+35220$
15.1-b9 15.1-b \(\Q(\sqrt{15}) \) \( 3 \cdot 5 \) 0 $\Z/4\Z$ $\mathrm{SU}(2)$ $1$ $10.19195692$ 1.315775981 \( \frac{1114544804970241}{405} \) \( \bigl[a + 1\) , \( 1\) , \( 0\) , \( -69119 a - 267833\) , \( 19314626 a + 74805717\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+{x}^{2}+\left(-69119a-267833\right){x}+19314626a+74805717$
15.1-c9 15.1-c \(\Q(\sqrt{15}) \) \( 3 \cdot 5 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $9.603901418$ $0.490422220$ 1.216108162 \( \frac{1114544804970241}{405} \) \( \bigl[1\) , \( 1\) , \( 1\) , \( -2160\) , \( -39540\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+{x}^{2}-2160{x}-39540$
15.1-d9 15.1-d \(\Q(\sqrt{15}) \) \( 3 \cdot 5 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $5.201251375$ $0.490422220$ 2.634464464 \( \frac{1114544804970241}{405} \) \( \bigl[a + 1\) , \( -a\) , \( a + 1\) , \( -69123 a - 267844\) , \( -19521988 a - 75609238\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}-a{x}^{2}+\left(-69123a-267844\right){x}-19521988a-75609238$
  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.