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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
16.1-CMa1 16.1-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \) 0 $\Z/2\Z\oplus\Z/4\Z$ $-7$ $\mathrm{U}(1)$ $1$ $6.540964764$ 0.309031537 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( 0\) , \( 1\) , \( 0\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a-1\right){x}^{2}+{x}$
16.5-CMa1 16.5-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \) 0 $\Z/2\Z\oplus\Z/4\Z$ $-7$ $\mathrm{U}(1)$ $1$ $6.540964764$ 0.309031537 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( a + 1\) , \( 0\) , \( 0\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+{x}^{2}$
49.1-CMa1 49.1-CMa \(\Q(\sqrt{-7}) \) \( 7^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $4.944504600$ 0.934423537 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 0\) , \( -2\) , \( -1\bigr] \) ${y}^2+{x}{y}={x}^{3}-{x}^{2}-2{x}-1$
64.1-CMa1 64.1-CMa \(\Q(\sqrt{-7}) \) \( 2^{6} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $4.625160540$ 0.874073183 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( a\) , \( 2 a + 2\) , \( -2 a + 3\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(2a+2\right){x}-2a+3$
64.7-CMa1 64.7-CMa \(\Q(\sqrt{-7}) \) \( 2^{6} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $4.625160540$ 0.874073183 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( 0\) , \( -a + 2\) , \( 3\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+{x}^{2}+\left(-a+2\right){x}+3$
121.1-CMa1 121.1-CMa \(\Q(\sqrt{-7}) \) \( 11^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $3.944350161$ 0.745412115 \( -3375 \) \( \bigl[1\) , \( -1\) , \( a + 1\) , \( -3 a\) , \( 2 a - 2\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}-{x}^{2}-3a{x}+2a-2$
121.3-CMa1 121.3-CMa \(\Q(\sqrt{-7}) \) \( 11^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $3.944350161$ 0.745412115 \( -3375 \) \( \bigl[1\) , \( -1\) , \( a\) , \( 2 a - 2\) , \( -3 a + 1\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}-{x}^{2}+\left(2a-2\right){x}-3a+1$
529.1-CMa1 529.1-CMa \(\Q(\sqrt{-7}) \) \( 23^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $2.727770870$ 0.515500239 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 1\) , \( -5 a + 5\) , \( 8\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-{x}^{2}+\left(-5a+5\right){x}+8$
529.3-CMa1 529.3-CMa \(\Q(\sqrt{-7}) \) \( 23^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $2.727770870$ 0.515500239 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 1\) , \( 5 a\) , \( 8\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-{x}^{2}+5a{x}+8$
1024.5-CMa1 1024.5-CMa \(\Q(\sqrt{-7}) \) \( 2^{10} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $2.312580270$ 1.748146366 \( -3375 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 5 a - 10\) , \( 10 a - 12\bigr] \) ${y}^2={x}^{3}+\left(5a-10\right){x}+10a-12$
1024.7-CMa1 1024.7-CMa \(\Q(\sqrt{-7}) \) \( 2^{10} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $2.312580270$ 1.748146366 \( -3375 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -5 a - 5\) , \( -10 a - 2\bigr] \) ${y}^2={x}^{3}+\left(-5a-5\right){x}-10a-2$
1296.1-CMa1 1296.1-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 3^{4} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $2.180321588$ 1.648168200 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( a\) , \( -8 a + 7\) , \( 12 a - 25\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-8a+7\right){x}+12a-25$
1296.5-CMa1 1296.5-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 3^{4} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $2.180321588$ 1.648168200 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( 0\) , \( 9 a - 3\) , \( -4 a - 16\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+{x}^{2}+\left(9a-3\right){x}-4a-16$
1849.1-CMa1 1849.1-CMa \(\Q(\sqrt{-7}) \) \( 43^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.994975550$ 0.377014941 \( -3375 \) \( \bigl[1\) , \( -1\) , \( a\) , \( -8 a + 13\) , \( -4 a - 22\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}-{x}^{2}+\left(-8a+13\right){x}-4a-22$
1849.3-CMa1 1849.3-CMa \(\Q(\sqrt{-7}) \) \( 43^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.994975550$ 0.377014941 \( -3375 \) \( \bigl[1\) , \( -1\) , \( a + 1\) , \( 7 a + 5\) , \( 3 a - 26\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}-{x}^{2}+\left(7a+5\right){x}+3a-26$
3136.1-CMa1 3136.1-CMa \(\Q(\sqrt{-7}) \) \( 2^{6} \cdot 7^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.748146366$ 1.321474440 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( 0\) , \( -10 a - 4\) , \( -17 a + 6\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-10a-4\right){x}-17a+6$
3136.7-CMa1 3136.7-CMa \(\Q(\sqrt{-7}) \) \( 2^{6} \cdot 7^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.748146366$ 1.321474440 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( a + 1\) , \( 10 a - 15\) , \( 27 a - 26\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+{x}^{2}+\left(10a-15\right){x}+27a-26$
3969.1-CMa1 3969.1-CMa \(\Q(\sqrt{-7}) \) \( 3^{4} \cdot 7^{2} \) $2$ $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $0.336279925$ $1.648168200$ 1.675882015 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 1\) , \( -20\) , \( 46\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-{x}^{2}-20{x}+46$
4096.7-CMb1 4096.7-CMb \(\Q(\sqrt{-7}) \) \( 2^{12} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.635241191$ 1.236126150 \( -3375 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 20\) , \( -32 a + 16\bigr] \) ${y}^2={x}^{3}+20{x}-32a+16$
4096.7-CMa1 4096.7-CMa \(\Q(\sqrt{-7}) \) \( 2^{12} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.635241191$ 1.236126150 \( -3375 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( 20\) , \( 32 a - 16\bigr] \) ${y}^2={x}^{3}+20{x}+32a-16$
4489.1-CMa1 4489.1-CMa \(\Q(\sqrt{-7}) \) \( 67^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.598212061$ 0.302033689 \( -3375 \) \( \bigl[1\) , \( -1\) , \( a\) , \( 7 a - 22\) , \( 21 a - 39\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}-{x}^{2}+\left(7a-22\right){x}+21a-39$
4489.3-CMa1 4489.3-CMa \(\Q(\sqrt{-7}) \) \( 67^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.598212061$ 0.302033689 \( -3375 \) \( \bigl[1\) , \( -1\) , \( a + 1\) , \( -8 a - 15\) , \( -22 a - 18\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}-{x}^{2}+\left(-8a-15\right){x}-22a-18$
5041.1-CMa1 5041.1-CMa \(\Q(\sqrt{-7}) \) \( 71^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.552539401$ 2.640621315 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 0\) , \( -10 a + 23\) , \( 24 a + 24\bigr] \) ${y}^2+{x}{y}={x}^{3}-{x}^{2}+\left(-10a+23\right){x}+24a+24$
5041.3-CMa1 5041.3-CMa \(\Q(\sqrt{-7}) \) \( 71^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.552539401$ 2.640621315 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 0\) , \( 10 a + 13\) , \( -24 a + 48\bigr] \) ${y}^2+{x}{y}={x}^{3}-{x}^{2}+\left(10a+13\right){x}-24a+48$
5184.1-CMa1 5184.1-CMa \(\Q(\sqrt{-7}) \) \( 2^{6} \cdot 3^{4} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.541720180$ 1.165430910 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( 0\) , \( 15 a + 6\) , \( -8 a - 48\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(15a+6\right){x}-8a-48$
5184.7-CMa1 5184.7-CMa \(\Q(\sqrt{-7}) \) \( 2^{6} \cdot 3^{4} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.541720180$ 1.165430910 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( a + 1\) , \( -15 a + 20\) , \( -7 a - 36\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+{x}^{2}+\left(-15a+20\right){x}-7a-36$
6241.1-CMa1 6241.1-CMa \(\Q(\sqrt{-7}) \) \( 79^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.471832063$ 0.278150115 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 0\) , \( -15 a - 7\) , \( 47 a - 10\bigr] \) ${y}^2+{x}{y}={x}^{3}-{x}^{2}+\left(-15a-7\right){x}+47a-10$
6241.3-CMa1 6241.3-CMa \(\Q(\sqrt{-7}) \) \( 79^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.471832063$ 0.278150115 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 0\) , \( 15 a - 22\) , \( -47 a + 37\bigr] \) ${y}^2+{x}{y}={x}^{3}-{x}^{2}+\left(15a-22\right){x}-47a+37$
7744.1-CMa1 7744.1-CMa \(\Q(\sqrt{-7}) \) \( 2^{6} \cdot 11^{2} \) $2$ $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $0.689550794$ $1.394538373$ 2.907620347 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( 0\) , \( -15 a + 26\) , \( -8 a - 80\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-15a+26\right){x}-8a-80$
7744.19-CMa1 7744.19-CMa \(\Q(\sqrt{-7}) \) \( 2^{6} \cdot 11^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.394538373$ 1.054171922 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( 0\) , \( -6 a - 23\) , \( 15 a + 46\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+{x}^{2}+\left(-6a-23\right){x}+15a+46$
7744.21-CMa1 7744.21-CMa \(\Q(\sqrt{-7}) \) \( 2^{6} \cdot 11^{2} \) $2$ $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $0.689550794$ $1.394538373$ 2.907620347 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( a + 1\) , \( 15 a + 10\) , \( 23 a - 78\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+{x}^{2}+\left(15a+10\right){x}+23a-78$
7744.3-CMa1 7744.3-CMa \(\Q(\sqrt{-7}) \) \( 2^{6} \cdot 11^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.394538373$ 1.054171922 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( a\) , \( 7 a - 28\) , \( -22 a + 91\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(7a-28\right){x}-22a+91$
9801.1-CMa1 9801.1-CMa \(\Q(\sqrt{-7}) \) \( 3^{4} \cdot 11^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.314783387$ 0.993882820 \( -3375 \) \( \bigl[1\) , \( -1\) , \( a\) , \( -23 a + 3\) , \( -52 a + 58\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}-{x}^{2}+\left(-23a+3\right){x}-52a+58$
9801.3-CMa1 9801.3-CMa \(\Q(\sqrt{-7}) \) \( 3^{4} \cdot 11^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.314783387$ 0.993882820 \( -3375 \) \( \bigl[1\) , \( -1\) , \( a + 1\) , \( 22 a - 20\) , \( 51 a + 6\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}-{x}^{2}+\left(22a-20\right){x}+51a+6$
10000.1-CMa1 10000.1-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 5^{4} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.308192952$ 0.988900920 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( a\) , \( -23 a + 17\) , \( -22 a + 67\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-23a+17\right){x}-22a+67$
10000.5-CMa1 10000.5-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 5^{4} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.308192952$ 0.988900920 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( 0\) , \( 24 a - 8\) , \( 45 a + 37\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+{x}^{2}+\left(24a-8\right){x}+45a+37$
11449.1-CMa1 11449.1-CMa \(\Q(\sqrt{-7}) \) \( 107^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.264677862$ 2.151014857 \( -3375 \) \( \bigl[1\) , \( -1\) , \( a + 1\) , \( -13 a + 35\) , \( -47 a - 48\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}-{x}^{2}+\left(-13a+35\right){x}-47a-48$
11449.3-CMa1 11449.3-CMa \(\Q(\sqrt{-7}) \) \( 107^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.264677862$ 2.151014857 \( -3375 \) \( \bigl[1\) , \( -1\) , \( a\) , \( 12 a + 23\) , \( 46 a - 94\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}-{x}^{2}+\left(12a+23\right){x}+46a-94$
12544.5-CMa1 12544.5-CMa \(\Q(\sqrt{-7}) \) \( 2^{8} \cdot 7^{2} \) $2$ $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $0.325958851$ $1.236126150$ 4.873337972 \( -3375 \) \( \bigl[0\) , \( 0\) , \( 0\) , \( -35\) , \( 98\bigr] \) ${y}^2={x}^{3}-35{x}+98$
13456.1-CMa1 13456.1-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 29^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.214626663$ 3.672685815 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( a\) , \( 27 a - 3\) , \( 12 a + 95\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(27a-3\right){x}+12a+95$
13456.13-CMa1 13456.13-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 29^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.214626663$ 0.918171453 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( a + 1\) , \( -25 a - 5\) , \( 64 a - 32\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+{x}^{2}+\left(-25a-5\right){x}+64a-32$
13456.15-CMa1 13456.15-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 29^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.214626663$ 3.672685815 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( 0\) , \( -26 a + 22\) , \( -39 a + 129\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+{x}^{2}+\left(-26a+22\right){x}-39a+129$
13456.3-CMa1 13456.3-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 29^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.214626663$ 0.918171453 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( 0\) , \( 25 a - 29\) , \( -89 a + 62\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(25a-29\right){x}-89a+62$
16129.1-CMa1 16129.1-CMa \(\Q(\sqrt{-7}) \) \( 127^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.160833532$ 0.219376917 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 1\) , \( 30 a - 15\) , \( -70 a - 50\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-{x}^{2}+\left(30a-15\right){x}-70a-50$
16129.3-CMa1 16129.3-CMa \(\Q(\sqrt{-7}) \) \( 127^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.160833532$ 0.219376917 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 1\) , \( -30 a + 15\) , \( 70 a - 120\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-{x}^{2}+\left(-30a+15\right){x}+70a-120$
21904.1-CMa1 21904.1-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 37^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.075327983$ 0.812871549 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( 0\) , \( 15 a - 49\) , \( 67 a - 122\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(15a-49\right){x}+67a-122$
21904.13-CMa1 21904.13-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 37^{2} \) $2$ $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $2.176176600$ $1.075327983$ 7.075808175 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( 0\) , \( -21 a + 47\) , \( -60 a - 72\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+{x}^{2}+\left(-21a+47\right){x}-60a-72$
21904.15-CMa1 21904.15-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 37^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.075327983$ 0.812871549 \( -3375 \) \( \bigl[a + 1\) , \( 1\) , \( a + 1\) , \( -15 a - 35\) , \( -82 a - 90\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+{x}^{2}+\left(-15a-35\right){x}-82a-90$
21904.3-CMa1 21904.3-CMa \(\Q(\sqrt{-7}) \) \( 2^{4} \cdot 37^{2} \) $2$ $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $2.176176600$ $1.075327983$ 7.075808175 \( -3375 \) \( \bigl[a\) , \( -a - 1\) , \( a\) , \( 22 a + 27\) , \( 38 a - 157\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(22a+27\right){x}+38a-157$
22801.1-CMa1 22801.1-CMa \(\Q(\sqrt{-7}) \) \( 151^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $-7$ $\mathrm{U}(1)$ $1$ $1.064592326$ 0.201189038 \( -3375 \) \( \bigl[1\) , \( -1\) , \( 1\) , \( -15 a + 50\) , \( 96 a + 34\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-{x}^{2}+\left(-15a+50\right){x}+96a+34$
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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.