Properties

Base field \(\Q(\sqrt{17}) \)
Label 2.2.17.1-16.4-a
Conductor 16.4
Rank \( 0 \)

Related objects

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Base field \(\Q(\sqrt{17}) \)

Generator \(a\), with minimal polynomial \( x^{2} - x - 4 \); class number \(1\).

Elliptic curves in class 16.4-a over \(\Q(\sqrt{17}) \)

Isogeny class 16.4-a contains 6 curves linked by isogenies of degrees dividing 8.

Curve label Weierstrass Coefficients
16.4-a1 \( \bigl[a\) , \( -1\) , \( a\) , \( -a - 3\) , \( -6 a - 10\bigr] \)
16.4-a2 \( \bigl[a\) , \( 1\) , \( a\) , \( 0\) , \( 0\bigr] \)
16.4-a3 \( \bigl[a\) , \( a\) , \( a\) , \( -9 a - 15\) , \( -6 a - 10\bigr] \)
16.4-a4 \( \bigl[a\) , \( a - 1\) , \( 0\) , \( a\) , \( 0\bigr] \)
16.4-a5 \( \bigl[a\) , \( a\) , \( a\) , \( -124 a - 195\) , \( 916 a + 1430\bigr] \)
16.4-a6 \( \bigl[a\) , \( a - 1\) , \( 0\) , \( -4 a\) , \( -5 a - 20\bigr] \)

Rank

Rank: \( 0 \)

Isogeny matrix

\(\left(\begin{array}{rrrrrr} 1 & 8 & 4 & 2 & 8 & 4 \\ 8 & 1 & 2 & 4 & 4 & 8 \\ 4 & 2 & 1 & 2 & 2 & 4 \\ 2 & 4 & 2 & 1 & 4 & 2 \\ 8 & 4 & 2 & 4 & 1 & 8 \\ 4 & 8 & 4 & 2 & 8 & 1 \end{array}\right)\)

Isogeny graph