Properties

Label 1872.2.t.r
Level $1872$
Weight $2$
Character orbit 1872.t
Analytic conductor $14.948$
Analytic rank $0$
Dimension $4$
CM no
Inner twists $2$

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Newspace parameters

Level: \( N \) \(=\) \( 1872 = 2^{4} \cdot 3^{2} \cdot 13 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1872.t (of order \(3\), degree \(2\), not minimal)

Newform invariants

Self dual: no
Analytic conductor: \(14.9479952584\)
Analytic rank: \(0\)
Dimension: \(4\)
Relative dimension: \(2\) over \(\Q(\zeta_{3})\)
Coefficient field: \(\Q(\sqrt{-3}, \sqrt{17})\)
Defining polynomial: \(x^{4} - x^{3} + 5 x^{2} + 4 x + 16\)
Coefficient ring: \(\Z[a_1, \ldots, a_{13}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 39)
Sato-Tate group: $\mathrm{SU}(2)[C_{3}]$

$q$-expansion

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\beta_2,\beta_3\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( 1 - \beta_{3} ) q^{5} + ( -2 - \beta_{1} + 2 \beta_{2} - \beta_{3} ) q^{7} +O(q^{10})\) \( q + ( 1 - \beta_{3} ) q^{5} + ( -2 - \beta_{1} + 2 \beta_{2} - \beta_{3} ) q^{7} + 2 \beta_{2} q^{11} + ( -2 \beta_{1} + \beta_{2} - \beta_{3} ) q^{13} + ( 1 + \beta_{1} - \beta_{2} + \beta_{3} ) q^{17} + ( 2 - 2 \beta_{1} - 2 \beta_{2} - 2 \beta_{3} ) q^{19} -2 \beta_{2} q^{23} -3 \beta_{3} q^{25} + ( 3 \beta_{1} - \beta_{2} ) q^{29} + \beta_{3} q^{31} + ( 2 - 2 \beta_{2} ) q^{35} + ( -\beta_{1} - 5 \beta_{2} ) q^{37} + ( -\beta_{1} + \beta_{2} ) q^{41} + ( 2 - \beta_{1} - 2 \beta_{2} - \beta_{3} ) q^{43} + ( -2 - 4 \beta_{3} ) q^{47} + ( 3 \beta_{1} - \beta_{2} ) q^{49} + ( -7 - 3 \beta_{3} ) q^{53} + ( 2 \beta_{1} + 2 \beta_{2} ) q^{55} + ( 8 + 2 \beta_{1} - 8 \beta_{2} + 2 \beta_{3} ) q^{59} + ( -9 - 2 \beta_{1} + 9 \beta_{2} - 2 \beta_{3} ) q^{61} + ( 4 - 3 \beta_{1} - 7 \beta_{2} - 2 \beta_{3} ) q^{65} + ( \beta_{1} + 2 \beta_{2} ) q^{67} + ( -14 + 14 \beta_{2} ) q^{71} + ( -5 + 2 \beta_{3} ) q^{73} + ( -4 - 2 \beta_{3} ) q^{77} + ( -8 - \beta_{3} ) q^{79} + ( -6 - 2 \beta_{3} ) q^{83} + ( -3 + \beta_{1} + 3 \beta_{2} + \beta_{3} ) q^{85} + ( -2 \beta_{1} + 10 \beta_{2} ) q^{89} + ( -6 + \beta_{1} - 4 \beta_{2} - 2 \beta_{3} ) q^{91} + ( 10 - 6 \beta_{1} - 10 \beta_{2} - 6 \beta_{3} ) q^{95} + ( 6 - \beta_{1} - 6 \beta_{2} - \beta_{3} ) q^{97} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4q + 6q^{5} - 3q^{7} + O(q^{10}) \) \( 4q + 6q^{5} - 3q^{7} + 4q^{11} + 2q^{13} + q^{17} + 6q^{19} - 4q^{23} + 6q^{25} + q^{29} - 2q^{31} + 4q^{35} - 11q^{37} + q^{41} + 5q^{43} + q^{49} - 22q^{53} + 6q^{55} + 14q^{59} - 16q^{61} + 3q^{65} + 5q^{67} - 28q^{71} - 24q^{73} - 12q^{77} - 30q^{79} - 20q^{83} - 7q^{85} + 18q^{89} - 27q^{91} + 26q^{95} + 13q^{97} + O(q^{100}) \)

Basis of coefficient ring in terms of a root \(\nu\) of \(x^{4} - x^{3} + 5 x^{2} + 4 x + 16\):

\(\beta_{0}\)\(=\)\( 1 \)
\(\beta_{1}\)\(=\)\( \nu \)
\(\beta_{2}\)\(=\)\((\)\( -\nu^{3} + 5 \nu^{2} - 5 \nu + 16 \)\()/20\)
\(\beta_{3}\)\(=\)\((\)\( \nu^{3} + 4 \)\()/5\)
\(1\)\(=\)\(\beta_0\)
\(\nu\)\(=\)\(\beta_{1}\)
\(\nu^{2}\)\(=\)\(\beta_{3} + 4 \beta_{2} + \beta_{1} - 4\)
\(\nu^{3}\)\(=\)\(5 \beta_{3} - 4\)

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1872\mathbb{Z}\right)^\times\).

\(n\) \(145\) \(209\) \(469\) \(703\)
\(\chi(n)\) \(-1 + \beta_{2}\) \(1\) \(1\) \(1\)

Embeddings

For each embedding \(\iota_m\) of the coefficient field, the values \(\iota_m(a_n)\) are shown below.

For more information on an embedded modular form you can click on its label.

Label \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
289.1
−0.780776 1.35234i
1.28078 + 2.21837i
−0.780776 + 1.35234i
1.28078 2.21837i
0 0 0 −0.561553 0 −1.78078 + 3.08440i 0 0 0
289.2 0 0 0 3.56155 0 0.280776 0.486319i 0 0 0
1153.1 0 0 0 −0.561553 0 −1.78078 3.08440i 0 0 0
1153.2 0 0 0 3.56155 0 0.280776 + 0.486319i 0 0 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
13.c even 3 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1872.2.t.r 4
3.b odd 2 1 624.2.q.h 4
4.b odd 2 1 117.2.g.c 4
12.b even 2 1 39.2.e.b 4
13.c even 3 1 inner 1872.2.t.r 4
39.h odd 6 1 8112.2.a.bo 2
39.i odd 6 1 624.2.q.h 4
39.i odd 6 1 8112.2.a.bk 2
52.i odd 6 1 1521.2.a.m 2
52.j odd 6 1 117.2.g.c 4
52.j odd 6 1 1521.2.a.g 2
52.l even 12 2 1521.2.b.h 4
60.h even 2 1 975.2.i.k 4
60.l odd 4 2 975.2.bb.i 8
156.h even 2 1 507.2.e.g 4
156.l odd 4 2 507.2.j.g 8
156.p even 6 1 39.2.e.b 4
156.p even 6 1 507.2.a.g 2
156.r even 6 1 507.2.a.d 2
156.r even 6 1 507.2.e.g 4
156.v odd 12 2 507.2.b.d 4
156.v odd 12 2 507.2.j.g 8
780.br even 6 1 975.2.i.k 4
780.cj odd 12 2 975.2.bb.i 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
39.2.e.b 4 12.b even 2 1
39.2.e.b 4 156.p even 6 1
117.2.g.c 4 4.b odd 2 1
117.2.g.c 4 52.j odd 6 1
507.2.a.d 2 156.r even 6 1
507.2.a.g 2 156.p even 6 1
507.2.b.d 4 156.v odd 12 2
507.2.e.g 4 156.h even 2 1
507.2.e.g 4 156.r even 6 1
507.2.j.g 8 156.l odd 4 2
507.2.j.g 8 156.v odd 12 2
624.2.q.h 4 3.b odd 2 1
624.2.q.h 4 39.i odd 6 1
975.2.i.k 4 60.h even 2 1
975.2.i.k 4 780.br even 6 1
975.2.bb.i 8 60.l odd 4 2
975.2.bb.i 8 780.cj odd 12 2
1521.2.a.g 2 52.j odd 6 1
1521.2.a.m 2 52.i odd 6 1
1521.2.b.h 4 52.l even 12 2
1872.2.t.r 4 1.a even 1 1 trivial
1872.2.t.r 4 13.c even 3 1 inner
8112.2.a.bk 2 39.i odd 6 1
8112.2.a.bo 2 39.h odd 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(1872, [\chi])\):

\( T_{5}^{2} - 3 T_{5} - 2 \)
\( T_{7}^{4} + 3 T_{7}^{3} + 11 T_{7}^{2} - 6 T_{7} + 4 \)
\( T_{11}^{2} - 2 T_{11} + 4 \)

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} \)
$3$ \( T^{4} \)
$5$ \( ( -2 - 3 T + T^{2} )^{2} \)
$7$ \( 4 - 6 T + 11 T^{2} + 3 T^{3} + T^{4} \)
$11$ \( ( 4 - 2 T + T^{2} )^{2} \)
$13$ \( ( 13 - T + T^{2} )^{2} \)
$17$ \( 16 + 4 T + 5 T^{2} - T^{3} + T^{4} \)
$19$ \( 64 + 48 T + 44 T^{2} - 6 T^{3} + T^{4} \)
$23$ \( ( 4 + 2 T + T^{2} )^{2} \)
$29$ \( 1444 + 38 T + 39 T^{2} - T^{3} + T^{4} \)
$31$ \( ( -4 + T + T^{2} )^{2} \)
$37$ \( 676 + 286 T + 95 T^{2} + 11 T^{3} + T^{4} \)
$41$ \( 16 + 4 T + 5 T^{2} - T^{3} + T^{4} \)
$43$ \( 4 - 10 T + 23 T^{2} - 5 T^{3} + T^{4} \)
$47$ \( ( -68 + T^{2} )^{2} \)
$53$ \( ( -8 + 11 T + T^{2} )^{2} \)
$59$ \( 1024 - 448 T + 164 T^{2} - 14 T^{3} + T^{4} \)
$61$ \( 2209 + 752 T + 209 T^{2} + 16 T^{3} + T^{4} \)
$67$ \( 4 - 10 T + 23 T^{2} - 5 T^{3} + T^{4} \)
$71$ \( ( 196 + 14 T + T^{2} )^{2} \)
$73$ \( ( 19 + 12 T + T^{2} )^{2} \)
$79$ \( ( 52 + 15 T + T^{2} )^{2} \)
$83$ \( ( 8 + 10 T + T^{2} )^{2} \)
$89$ \( 4096 - 1152 T + 260 T^{2} - 18 T^{3} + T^{4} \)
$97$ \( 1444 - 494 T + 131 T^{2} - 13 T^{3} + T^{4} \)
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