Properties

Base field 4.4.13888.1
Label 4.4.13888.1-16.1-a
Conductor 16.1
Rank \( 0 \)

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Base field 4.4.13888.1

Generator \(a\), with minimal polynomial \( x^{4} - 2 x^{3} - 7 x^{2} + 6 x + 9 \); class number \(1\).

Elliptic curves in class 16.1-a over 4.4.13888.1

Isogeny class 16.1-a contains 4 curves linked by isogenies of degrees dividing 6.

Curve label Weierstrass Coefficients
16.1-a1 \( \bigl[a^{2} - a - 3\) , \( a - 1\) , \( 0\) , \( \frac{2}{3} a^{3} + \frac{2}{3} a^{2} - \frac{5}{3} a - 1\) , \( 0\bigr] \)
16.1-a2 \( \bigl[a^{2} - a - 3\) , \( a - 1\) , \( 0\) , \( -\frac{8}{3} a^{3} - \frac{8}{3} a^{2} + \frac{20}{3} a + 4\) , \( -\frac{58}{3} a^{3} - \frac{82}{3} a^{2} + \frac{148}{3} a + 56\bigr] \)
16.1-a3 \( \bigl[\frac{1}{3} a^{3} - \frac{2}{3} a^{2} - \frac{4}{3} a + 1\) , \( -\frac{1}{3} a^{3} + \frac{5}{3} a^{2} + \frac{4}{3} a - 6\) , \( \frac{1}{3} a^{3} - \frac{2}{3} a^{2} - \frac{4}{3} a + 1\) , \( -\frac{79}{3} a^{3} + \frac{230}{3} a^{2} + \frac{346}{3} a - 264\) , \( 218 a^{3} - 633 a^{2} - 954 a + 2170\bigr] \)
16.1-a4 \( \bigl[\frac{1}{3} a^{3} - \frac{2}{3} a^{2} - \frac{4}{3} a + 1\) , \( -\frac{1}{3} a^{3} + \frac{5}{3} a^{2} + \frac{4}{3} a - 6\) , \( \frac{1}{3} a^{3} - \frac{2}{3} a^{2} - \frac{4}{3} a + 1\) , \( 2 a^{3} - 5 a^{2} - 8 a + 16\) , \( \frac{25}{3} a^{3} - \frac{71}{3} a^{2} - \frac{109}{3} a + 81\bigr] \)

Rank

Rank: \( 0 \)

Isogeny matrix

\(\left(\begin{array}{rrrr} 1 & 2 & 6 & 3 \\ 2 & 1 & 3 & 6 \\ 6 & 3 & 1 & 2 \\ 3 & 6 & 2 & 1 \end{array}\right)\)

Isogeny graph