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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-a3 9.1-a \(\Q(\sqrt{3}) \) \( 3^{2} \) 0 $\Z/6\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $29.55147182$ 0.473931950 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( 0\) , \( 0\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}$
9.1-a4 9.1-a \(\Q(\sqrt{3}) \) \( 3^{2} \) 0 $\Z/6\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $29.55147182$ 0.473931950 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( -7 a + 13\) , \( 6 a - 10\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-7a+13\right){x}+6a-10$
64.1-a1 64.1-a \(\Q(\sqrt{3}) \) \( 2^{6} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $27.50074327$ 0.992347595 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -1\) , \( 0\bigr] \) ${y}^2={x}^{3}-{x}$
64.1-a2 64.1-a \(\Q(\sqrt{3}) \) \( 2^{6} \) 0 $\Z/4\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $13.75037163$ 0.992347595 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -4 a + 7\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(-4a+7\right){x}$
121.2-a1 121.2-a \(\Q(\sqrt{3}) \) \( 11^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $6.438947969$ 0.929382085 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( -8 a + 10\) , \( 5 a - 12\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-8a+10\right){x}+5a-12$
121.2-a2 121.2-a \(\Q(\sqrt{3}) \) \( 11^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $6.438947969$ 0.929382085 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( 15 a + 27\) , \( 13 a + 23\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(15a+27\right){x}+13a+23$
121.3-a1 121.3-a \(\Q(\sqrt{3}) \) \( 11^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $6.438947969$ 0.929382085 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( -16 a + 26\) , \( 13 a - 24\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-16a+26\right){x}+13a-24$
121.3-a2 121.3-a \(\Q(\sqrt{3}) \) \( 11^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $6.438947969$ 0.929382085 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( 209 a - 361\) , \( -181 a + 314\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(209a-361\right){x}-181a+314$
144.1-b3 144.1-b \(\Q(\sqrt{3}) \) \( 2^{4} \cdot 3^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $8.530775105$ 1.231311325 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -6 a - 9\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(-6a-9\right){x}$
144.1-b4 144.1-b \(\Q(\sqrt{3}) \) \( 2^{4} \cdot 3^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $8.530775105$ 1.231311325 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 6 a - 9\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(6a-9\right){x}$
169.2-b1 169.2-b \(\Q(\sqrt{3}) \) \( 13^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.328668069$ $14.48300210$ 1.374122605 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( -22 a + 38\) , \( 19 a - 33\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-22a+38\right){x}+19a-33$
169.2-b2 169.2-b \(\Q(\sqrt{3}) \) \( 13^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.164334034$ $28.96600420$ 1.374122605 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( a - 1\) , \( -a + 2\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(a-1\right){x}-a+2$
169.3-b1 169.3-b \(\Q(\sqrt{3}) \) \( 13^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.164334034$ $28.96600420$ 1.374122605 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( 8 a - 14\) , \( -7 a + 12\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(8a-14\right){x}-7a+12$
169.3-b2 169.3-b \(\Q(\sqrt{3}) \) \( 13^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.328668069$ $14.48300210$ 1.374122605 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( -a + 3\) , \( a - 1\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-a+3\right){x}+a-1$
256.1-f1 256.1-f \(\Q(\sqrt{3}) \) \( 2^{8} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.444312937$ $13.75037163$ 1.763651500 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 1\) , \( 0\bigr] \) ${y}^2={x}^{3}+{x}$
256.1-f2 256.1-f \(\Q(\sqrt{3}) \) \( 2^{8} \) $1$ $\Z/2\Z\oplus\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.888625874$ $27.50074327$ 1.763651500 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 4 a - 7\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(4a-7\right){x}$
576.1-c1 576.1-c \(\Q(\sqrt{3}) \) \( 2^{6} \cdot 3^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.501182392$ $7.938780765$ 2.297148049 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 3\) , \( 0\bigr] \) ${y}^2={x}^{3}+3{x}$
576.1-c2 576.1-c \(\Q(\sqrt{3}) \) \( 2^{6} \cdot 3^{2} \) $1$ $\Z/2\Z\oplus\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.250591196$ $15.87756153$ 2.297148049 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 12 a - 21\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(12a-21\right){x}$
1024.1-h1 1024.1-h \(\Q(\sqrt{3}) \) \( 2^{10} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $9.722981027$ 1.403391428 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -2 a + 4\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(-2a+4\right){x}$
1024.1-h2 1024.1-h \(\Q(\sqrt{3}) \) \( 2^{10} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $19.44596205$ 1.403391428 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 30 a - 52\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(30a-52\right){x}$
1024.1-m1 1024.1-m \(\Q(\sqrt{3}) \) \( 2^{10} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $9.722981027$ 1.403391428 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 2 a + 4\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(2a+4\right){x}$
1024.1-m2 1024.1-m \(\Q(\sqrt{3}) \) \( 2^{10} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $19.44596205$ 1.403391428 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 2 a - 4\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(2a-4\right){x}$
1089.2-d3 1089.2-d \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 11^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.799820881$ $5.144250944$ 2.375495747 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( 388 a - 672\) , \( -336 a + 582\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(388a-672\right){x}-336a+582$
1089.2-d4 1089.2-d \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 11^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.399910440$ $5.144250944$ 2.375495747 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( -29 a + 49\) , \( 24 a - 43\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-29a+49\right){x}+24a-43$
1089.2-g1 1089.2-g \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 11^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.329680234$ $12.32964666$ 2.346836933 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( -8 a - 12\) , \( -6 a - 12\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-8a-12\right){x}-6a-12$
1089.2-g2 1089.2-g \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 11^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.164840117$ $12.32964666$ 2.346836933 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( a + 1\) , \( 2\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(a+1\right){x}+2$
1089.3-d3 1089.3-d \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 11^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.799820881$ $5.144250944$ 2.375495747 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( -11 a + 13\) , \( 6 a - 16\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-11a+13\right){x}+6a-16$
1089.3-d4 1089.3-d \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 11^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.399910440$ $5.144250944$ 2.375495747 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( 118 a - 204\) , \( -102 a + 177\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(118a-204\right){x}-102a+177$
1089.3-g1 1089.3-g \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 11^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.329680234$ $12.32964666$ 2.346836933 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( 7 a - 11\) , \( -6 a + 11\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(7a-11\right){x}-6a+11$
1089.3-g2 1089.3-g \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 11^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $0.164840117$ $12.32964666$ 2.346836933 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( -104 a + 180\) , \( 90 a - 156\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-104a+180\right){x}+90a-156$
1369.2-a1 1369.2-a \(\Q(\sqrt{3}) \) \( 37^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $2.260953916$ $3.666258935$ 2.392898194 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( 618 a - 1072\) , \( -536 a + 927\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(618a-1072\right){x}-536a+927$
1369.2-a2 1369.2-a \(\Q(\sqrt{3}) \) \( 37^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $4.521907833$ $1.833129467$ 2.392898194 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( -39 a + 89\) , \( 44 a - 58\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-39a+89\right){x}+44a-58$
1369.3-a1 1369.3-a \(\Q(\sqrt{3}) \) \( 37^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $4.521907833$ $1.833129467$ 2.392898194 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( 38 a + 88\) , \( 44 a + 57\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(38a+88\right){x}+44a+57$
1369.3-a2 1369.3-a \(\Q(\sqrt{3}) \) \( 37^{2} \) $1$ $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $2.260953916$ $3.666258935$ 2.392898194 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( 79 a - 147\) , \( -74 a + 119\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(79a-147\right){x}-74a+119$
1521.2-a1 1521.2-a \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 13^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $4.638272776$ 1.338954018 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( -131 a - 227\) , \( -114 a - 196\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-131a-227\right){x}-114a-196$
1521.2-a2 1521.2-a \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 13^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $2.319136388$ 1.338954018 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( -2 a + 36\) , \( 18 a - 3\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-2a+36\right){x}+18a-3$
1521.2-b3 1521.2-b \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 13^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $4.732022625$ 1.366017268 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( 46 a - 78\) , \( -39 a + 69\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(46a-78\right){x}-39a+69$
1521.2-b4 1521.2-b \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 13^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $4.732022625$ 1.366017268 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( -641 a + 1111\) , \( 555 a - 961\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-641a+1111\right){x}+555a-961$
1521.3-a1 1521.3-a \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 13^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $4.638272776$ 1.338954018 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( 130 a - 228\) , \( -114 a + 195\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(130a-228\right){x}-114a+195$
1521.3-a2 1521.3-a \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 13^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $2.319136388$ 1.338954018 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( a + 37\) , \( 18 a + 2\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(a+37\right){x}+18a+2$
1521.3-b3 1521.3-b \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 13^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $4.732022625$ 1.366017268 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( a\) , \( 10 a - 6\) , \( -3 a + 15\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(10a-6\right){x}-3a+15$
1521.3-b4 1521.3-b \(\Q(\sqrt{3}) \) \( 3^{2} \cdot 13^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $4.732022625$ 1.366017268 \( 1728 \) \( \bigl[a + 1\) , \( a - 1\) , \( 1\) , \( -101 a + 175\) , \( 87 a - 151\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-101a+175\right){x}+87a-151$
1936.2-e1 1936.2-e \(\Q(\sqrt{3}) \) \( 2^{4} \cdot 11^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $10.67778723$ 1.541205832 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 2 a - 1\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(2a-1\right){x}$
1936.2-e2 1936.2-e \(\Q(\sqrt{3}) \) \( 2^{4} \cdot 11^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $10.67778723$ 1.541205832 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -18 a + 31\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(-18a+31\right){x}$
1936.3-e1 1936.3-e \(\Q(\sqrt{3}) \) \( 2^{4} \cdot 11^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $10.67778723$ 1.541205832 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 10 a - 17\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(10a-17\right){x}$
1936.3-e2 1936.3-e \(\Q(\sqrt{3}) \) \( 2^{4} \cdot 11^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $10.67778723$ 1.541205832 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -2 a - 1\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(-2a-1\right){x}$
2304.1-c1 2304.1-c \(\Q(\sqrt{3}) \) \( 2^{8} \cdot 3^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $7.938780765$ 2.291728606 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -12 a + 21\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(-12a+21\right){x}$
2304.1-c2 2304.1-c \(\Q(\sqrt{3}) \) \( 2^{8} \cdot 3^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $15.87756153$ 2.291728606 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -3\) , \( 0\bigr] \) ${y}^2={x}^{3}-3{x}$
2304.1-g3 2304.1-g \(\Q(\sqrt{3}) \) \( 2^{8} \cdot 3^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $14.77573591$ 2.132693776 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -2 a - 3\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(-2a-3\right){x}$
2304.1-g4 2304.1-g \(\Q(\sqrt{3}) \) \( 2^{8} \cdot 3^{2} \) 0 $\Z/2\Z$ $-4$ $N(\mathrm{U}(1))$ $1$ $14.77573591$ 2.132693776 \( 1728 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 2 a - 3\) , \( 0\bigr] \) ${y}^2={x}^{3}+\left(2a-3\right){x}$
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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.