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Label Class Conductor Rank Torsion CM Regulator Weierstrass coefficients Weierstrass equation mod-$m$ images
340.a1 340.a \( 2^{2} \cdot 5 \cdot 17 \) $1$ $\Z/2\Z$ $0.436135862$ $[0, 0, 0, -28, 57]$ \(y^2=x^3-28x+57\) 2.3.0.a.1, 4.6.0.b.1, 8.12.0-4.b.1.2, 170.6.0.?, 340.24.0.?, $\ldots$
340.a2 340.a \( 2^{2} \cdot 5 \cdot 17 \) $1$ $\Z/2\Z$ $0.218067931$ $[0, 0, 0, -23, 78]$ \(y^2=x^3-23x+78\) 2.3.0.a.1, 4.6.0.a.1, 8.12.0-4.a.1.1, 340.12.0.?, 680.48.0.?
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