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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.


Results (4 matches)

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Label Base field Conductor Isogeny class Weierstrass coefficients
21.1-a5 \(\Q(\sqrt{21}) \) 21.1 21.1-a \( \bigl[a\) , \( 1\) , \( a\) , \( 245 a - 687\) , \( -3019 a + 8425\bigr] \)
21.1-b5 \(\Q(\sqrt{21}) \) 21.1 21.1-b \( \bigl[1\) , \( 0\) , \( 0\) , \( -49\) , \( -136\bigr] \)
63.1-a5 \(\Q(\sqrt{21}) \) 63.1 63.1-a \( \bigl[a + 1\) , \( -a - 1\) , \( 0\) , \( 147 a - 441\) , \( 1632 a - 4488\bigr] \)
63.1-b5 \(\Q(\sqrt{21}) \) 63.1 63.1-b \( \bigl[a\) , \( -1\) , \( 0\) , \( -147 a - 294\) , \( -1632 a - 2856\bigr] \)
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