Elliptic curve isogeny class 14.1-a over number field \(\Q(\sqrt{7}) \)

• Base field: \(\Q(\sqrt{7}) \)
• Label: 2.2.28.1-14.1-a
• Conductor: 14.1
• Rank: \( 0 \)

Base field \(\Q(\sqrt{7}) \)

Generator \(a\), with minimal polynomial \( x^{2} - 7 \); class number \(1\).

Elliptic curves in class 14.1-a over \(\Q(\sqrt{7}) \)

Isogeny class 14.1-a contains 6 curves linked by isogenies of degrees dividing 18.

Curve label	Weierstrass Coefficients
14.1-a1	\( \bigl[a\) , \( 1\) , \( 0\) , \( -168\) , \( 704\bigr] \)
14.1-a2	\( \bigl[a\) , \( 1\) , \( 0\) , \( 2\) , \( 0\bigr] \)
14.1-a3	\( \bigl[a\) , \( 1\) , \( 0\) , \( 7\) , \( 11\bigr] \)
14.1-a4	\( \bigl[a\) , \( 1\) , \( 0\) , \( -33\) , \( 35\bigr] \)
14.1-a5	\( \bigl[a\) , \( 1\) , \( 0\) , \( -8\) , \( -22\bigr] \)
14.1-a6	\( \bigl[a\) , \( 1\) , \( 0\) , \( -2728\) , \( 52416\bigr] \)

Rank

Rank: \( 0 \)

Isogeny matrix

\(\left(\begin{array}{rrrrrr} 1 & 9 & 3 & 6 & 18 & 2 \\ 9 & 1 & 3 & 6 & 2 & 18 \\ 3 & 3 & 1 & 2 & 6 & 6 \\ 6 & 6 & 2 & 1 & 3 & 3 \\ 18 & 2 & 6 & 3 & 1 & 9 \\ 2 & 18 & 6 & 3 & 9 & 1 \end{array}\right)\)

Isogeny graph