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Results (5 matches)

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Label Class Base field Conductor norm Rank Torsion CM Sato-Tate Regulator Period Leading coeff j-invariant Weierstrass coefficients Weierstrass equation
9.1-a6 9.1-a \(\Q(\sqrt{13}) \) \( 3^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $6.849876328$ 0.474953467 \( -\frac{449577713875}{531441} a + \frac{1037190880375}{531441} \) \( \bigl[a\) , \( -a - 1\) , \( 0\) , \( 15 a - 39\) , \( 54 a - 117\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(15a-39\right){x}+54a-117$
27.1-a6 27.1-a \(\Q(\sqrt{13}) \) \( 3^{3} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $3.132769503$ 0.868873929 \( -\frac{449577713875}{531441} a + \frac{1037190880375}{531441} \) \( \bigl[1\) , \( a - 1\) , \( 1\) , \( 19 a - 74\) , \( 70 a - 224\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(19a-74\right){x}+70a-224$
27.2-a6 27.2-a \(\Q(\sqrt{13}) \) \( 3^{3} \) 0 $\Z/2\Z\oplus\Z/6\Z$ $\mathrm{SU}(2)$ $1$ $9.398308509$ 0.868873929 \( -\frac{449577713875}{531441} a + \frac{1037190880375}{531441} \) \( \bigl[a + 1\) , \( -a\) , \( a + 1\) , \( 82 a - 204\) , \( -547 a + 1264\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}-a{x}^{2}+\left(82a-204\right){x}-547a+1264$
81.1-a6 81.1-a \(\Q(\sqrt{13}) \) \( 3^{4} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $4.298286986$ 1.192130317 \( -\frac{449577713875}{531441} a + \frac{1037190880375}{531441} \) \( \bigl[a\) , \( -a\) , \( a + 1\) , \( 131 a - 357\) , \( -1237 a + 2759\bigr] \) ${y}^2+a{x}{y}+\left(a+1\right){y}={x}^{3}-a{x}^{2}+\left(131a-357\right){x}-1237a+2759$
1521.1-h6 1521.1-h \(\Q(\sqrt{13}) \) \( 3^{2} \cdot 13^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $3.576390951$ 0.991912381 \( -\frac{449577713875}{531441} a + \frac{1037190880375}{531441} \) \( \bigl[a + 1\) , \( 1\) , \( 0\) , \( -206 a - 338\) , \( -2135 a - 2580\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+{x}^{2}+\left(-206a-338\right){x}-2135a-2580$
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  *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.