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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-a3 \(\Q(\sqrt{21}) \) 21.1 21.1-a \( \bigl[a\) , \( 1\) , \( a\) , \( 20 a - 57\) , \( -4 a + 10\bigr] \)
21.1-b3 \(\Q(\sqrt{21}) \) 21.1 21.1-b \( \bigl[1\) , \( 0\) , \( 0\) , \( -4\) , \( -1\bigr] \)
63.1-a3 \(\Q(\sqrt{21}) \) 63.1 63.1-a \( \bigl[a + 1\) , \( -a - 1\) , \( 0\) , \( 12 a - 36\) , \( 12 a - 33\bigr] \)
63.1-b3 \(\Q(\sqrt{21}) \) 63.1 63.1-b \( \bigl[a\) , \( -1\) , \( 0\) , \( -12 a - 24\) , \( -12 a - 21\bigr] \)
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