Properties

Label 1120.3.c.f
Level $1120$
Weight $3$
Character orbit 1120.c
Analytic conductor $30.518$
Analytic rank $0$
Dimension $4$
CM discriminant -56
Inner twists $4$

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Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1120,3,Mod(209,1120)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1120, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 1, 1, 1]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1120.209");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1120 = 2^{5} \cdot 5 \cdot 7 \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 1120.c (of order \(2\), degree \(1\), not minimal)

Newform invariants

comment: select newform
 
sage: f = N[0] # Warning: the index may be different
 
gp: f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(30.5177896084\)
Analytic rank: \(0\)
Dimension: \(4\)
Coefficient field: \(\Q(i, \sqrt{14})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} + 49 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{5}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 280)
Sato-Tate group: $\mathrm{U}(1)[D_{2}]$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

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.

\(f(q)\) \(=\) \( q + ( - \beta_{3} + 2 \beta_{2} - \beta_1) q^{3} + ( - \beta_{3} + 3 \beta_{2} + 3) q^{5} - 7 \beta_{2} q^{7} + ( - 4 \beta_{3} + 4 \beta_1 - 9) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + ( - \beta_{3} + 2 \beta_{2} - \beta_1) q^{3} + ( - \beta_{3} + 3 \beta_{2} + 3) q^{5} - 7 \beta_{2} q^{7} + ( - 4 \beta_{3} + 4 \beta_1 - 9) q^{9} + (\beta_{3} + 18 \beta_{2} + \beta_1) q^{13} + ( - 6 \beta_{3} - \beta_{2} + \cdots - 13) q^{15}+ \cdots + ( - 6 \beta_{3} - 31 \beta_{2} + \cdots + 67) q^{95}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + 12 q^{5} - 36 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 4 q + 12 q^{5} - 36 q^{9} - 52 q^{15} + 24 q^{19} + 56 q^{21} + 84 q^{35} - 88 q^{39} + 4 q^{45} - 196 q^{49} - 216 q^{59} - 24 q^{61} - 188 q^{65} + 672 q^{69} - 88 q^{75} + 572 q^{81} + 504 q^{91} + 268 q^{95}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{4} + 49 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{2} ) / 7 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( \nu^{3} ) / 7 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( 7\beta_{2} \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( 7\beta_{3} \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1120\mathbb{Z}\right)^\times\).

\(n\) \(351\) \(421\) \(801\) \(897\)
\(\chi(n)\) \(1\) \(-1\) \(-1\) \(-1\)

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.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
209.1
−1.87083 + 1.87083i
1.87083 + 1.87083i
1.87083 1.87083i
−1.87083 1.87083i
0 5.74166i 0 1.12917 4.87083i 0 7.00000i 0 −23.9666 0
209.2 0 1.74166i 0 4.87083 + 1.12917i 0 7.00000i 0 5.96663 0
209.3 0 1.74166i 0 4.87083 1.12917i 0 7.00000i 0 5.96663 0
209.4 0 5.74166i 0 1.12917 + 4.87083i 0 7.00000i 0 −23.9666 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
56.h odd 2 1 CM by \(\Q(\sqrt{-14}) \)
5.b even 2 1 inner
280.c odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1120.3.c.f 4
4.b odd 2 1 280.3.c.f yes 4
5.b even 2 1 inner 1120.3.c.f 4
7.b odd 2 1 1120.3.c.e 4
8.b even 2 1 1120.3.c.e 4
8.d odd 2 1 280.3.c.e 4
20.d odd 2 1 280.3.c.f yes 4
28.d even 2 1 280.3.c.e 4
35.c odd 2 1 1120.3.c.e 4
40.e odd 2 1 280.3.c.e 4
40.f even 2 1 1120.3.c.e 4
56.e even 2 1 280.3.c.f yes 4
56.h odd 2 1 CM 1120.3.c.f 4
140.c even 2 1 280.3.c.e 4
280.c odd 2 1 inner 1120.3.c.f 4
280.n even 2 1 280.3.c.f yes 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
280.3.c.e 4 8.d odd 2 1
280.3.c.e 4 28.d even 2 1
280.3.c.e 4 40.e odd 2 1
280.3.c.e 4 140.c even 2 1
280.3.c.f yes 4 4.b odd 2 1
280.3.c.f yes 4 20.d odd 2 1
280.3.c.f yes 4 56.e even 2 1
280.3.c.f yes 4 280.n even 2 1
1120.3.c.e 4 7.b odd 2 1
1120.3.c.e 4 8.b even 2 1
1120.3.c.e 4 35.c odd 2 1
1120.3.c.e 4 40.f even 2 1
1120.3.c.f 4 1.a even 1 1 trivial
1120.3.c.f 4 5.b even 2 1 inner
1120.3.c.f 4 56.h odd 2 1 CM
1120.3.c.f 4 280.c odd 2 1 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(1120, [\chi])\):

\( T_{3}^{4} + 36T_{3}^{2} + 100 \) Copy content Toggle raw display
\( T_{17} \) Copy content Toggle raw display
\( T_{19}^{2} - 12T_{19} - 650 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} \) Copy content Toggle raw display
$3$ \( T^{4} + 36T^{2} + 100 \) Copy content Toggle raw display
$5$ \( T^{4} - 12 T^{3} + \cdots + 625 \) Copy content Toggle raw display
$7$ \( (T^{2} + 49)^{2} \) Copy content Toggle raw display
$11$ \( T^{4} \) Copy content Toggle raw display
$13$ \( T^{4} + 676 T^{2} + 96100 \) Copy content Toggle raw display
$17$ \( T^{4} \) Copy content Toggle raw display
$19$ \( (T^{2} - 12 T - 650)^{2} \) Copy content Toggle raw display
$23$ \( (T^{2} + 2016)^{2} \) Copy content Toggle raw display
$29$ \( T^{4} \) Copy content Toggle raw display
$31$ \( T^{4} \) Copy content Toggle raw display
$37$ \( T^{4} \) Copy content Toggle raw display
$41$ \( T^{4} \) Copy content Toggle raw display
$43$ \( T^{4} \) Copy content Toggle raw display
$47$ \( T^{4} \) Copy content Toggle raw display
$53$ \( T^{4} \) Copy content Toggle raw display
$59$ \( (T^{2} + 108 T - 1130)^{2} \) Copy content Toggle raw display
$61$ \( (T^{2} + 12 T - 7370)^{2} \) Copy content Toggle raw display
$67$ \( T^{4} \) Copy content Toggle raw display
$71$ \( (T^{2} - 8064)^{2} \) Copy content Toggle raw display
$73$ \( T^{4} \) Copy content Toggle raw display
$79$ \( (T^{2} - 8064)^{2} \) Copy content Toggle raw display
$83$ \( T^{4} + 27556 T^{2} + 172396900 \) Copy content Toggle raw display
$89$ \( T^{4} \) Copy content Toggle raw display
$97$ \( T^{4} \) Copy content Toggle raw display
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