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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
49.1-a2 49.1-a 6.6.1279733.1 \( 7^{2} \) $1$ $\Z/7\Z$ $\mathrm{SU}(2)$ $0.155016578$ $111773.5823$ 3.75097 \( \frac{501548626}{7} a^{5} + \frac{166452530}{7} a^{4} - \frac{2621036258}{7} a^{3} - \frac{1096676327}{7} a^{2} + \frac{2456909923}{7} a + \frac{213445339}{7} \) \( \bigl[a^{4} - a^{3} - 3 a^{2} + a\) , \( -a^{5} + 2 a^{4} + 4 a^{3} - 6 a^{2} - 4 a + 2\) , \( a^{5} - a^{4} - 3 a^{3} + 2 a^{2} - a\) , \( 4 a^{5} + a^{4} - 28 a^{3} - 2 a^{2} + 31 a - 23\) , \( -12 a^{5} + 3 a^{4} + 62 a^{3} + a^{2} - 46 a + 31\bigr] \) ${y}^2+\left(a^{4}-a^{3}-3a^{2}+a\right){x}{y}+\left(a^{5}-a^{4}-3a^{3}+2a^{2}-a\right){y}={x}^{3}+\left(-a^{5}+2a^{4}+4a^{3}-6a^{2}-4a+2\right){x}^{2}+\left(4a^{5}+a^{4}-28a^{3}-2a^{2}+31a-23\right){x}-12a^{5}+3a^{4}+62a^{3}+a^{2}-46a+31$
49.1-f2 49.1-f 6.6.1279733.1 \( 7^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.214179727$ $689.8768767$ 3.13474 \( \frac{501548626}{7} a^{5} + \frac{166452530}{7} a^{4} - \frac{2621036258}{7} a^{3} - \frac{1096676327}{7} a^{2} + \frac{2456909923}{7} a + \frac{213445339}{7} \) \( \bigl[a^{5} - 2 a^{4} - 3 a^{3} + 7 a^{2} - a - 3\) , \( -a^{5} + 3 a^{4} + a^{3} - 8 a^{2} + 3 a\) , \( 1\) , \( -4 a^{5} + 7 a^{4} + 21 a^{3} - 20 a^{2} - 39 a - 1\) , \( 6 a^{5} + 2 a^{4} - 65 a^{3} + 145 a + 12\bigr] \) ${y}^2+\left(a^{5}-2a^{4}-3a^{3}+7a^{2}-a-3\right){x}{y}+{y}={x}^{3}+\left(-a^{5}+3a^{4}+a^{3}-8a^{2}+3a\right){x}^{2}+\left(-4a^{5}+7a^{4}+21a^{3}-20a^{2}-39a-1\right){x}+6a^{5}+2a^{4}-65a^{3}+145a+12$
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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.