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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
6.1-a1 6.1-a 3.3.1101.1 \( 2 \cdot 3 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.162784343$ $173.8695930$ 1.279481083 \( \frac{29923}{162} a^{2} - \frac{19195}{54} a - \frac{63187}{162} \) \( \bigl[a^{2} + 2 a - 7\) , \( a + 1\) , \( a\) , \( -12815463 a^{2} + 52787238 a - 49305624\) , \( -50792903895 a^{2} + 209217326538 a - 195418286610\bigr] \) ${y}^2+\left(a^{2}+2a-7\right){x}{y}+a{y}={x}^{3}+\left(a+1\right){x}^{2}+\left(-12815463a^{2}+52787238a-49305624\right){x}-50792903895a^{2}+209217326538a-195418286610$
6.1-a2 6.1-a 3.3.1101.1 \( 2 \cdot 3 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.162784343$ $86.93479650$ 1.279481083 \( -\frac{12427210626707}{48} a^{2} - \frac{1787973677179}{16} a + \frac{104165760846863}{48} \) \( \bigl[1\) , \( a^{2} - 8\) , \( a^{2} + a - 7\) , \( -5 a^{2} + 52 a - 105\) , \( -186 a^{2} + 572 a - 196\bigr] \) ${y}^2+{x}{y}+\left(a^{2}+a-7\right){y}={x}^{3}+\left(a^{2}-8\right){x}^{2}+\left(-5a^{2}+52a-105\right){x}-186a^{2}+572a-196$
6.1-a3 6.1-a 3.3.1101.1 \( 2 \cdot 3 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.651137374$ $43.46739825$ 1.279481083 \( \frac{1669232982931}{6} a^{2} - \frac{2268686450851}{2} a + \frac{6322552321817}{6} \) \( \bigl[a + 1\) , \( a + 1\) , \( 0\) , \( -801934 a^{2} + 3303175 a - 3085301\) , \( -1420574725 a^{2} + 5851385188 a - 5465453961\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+\left(a+1\right){x}^{2}+\left(-801934a^{2}+3303175a-3085301\right){x}-1420574725a^{2}+5851385188a-5465453961$
6.1-a4 6.1-a 3.3.1101.1 \( 2 \cdot 3 \) $1$ $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $0.325568687$ $173.8695930$ 1.279481083 \( -\frac{3386197}{36} a^{2} - \frac{5821025}{12} a + \frac{75756205}{36} \) \( \bigl[a + 1\) , \( a + 1\) , \( 0\) , \( -50124 a^{2} + 206470 a - 192851\) , \( -22179850 a^{2} + 91359400 a - 85333743\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+\left(a+1\right){x}^{2}+\left(-50124a^{2}+206470a-192851\right){x}-22179850a^{2}+91359400a-85333743$
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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.