Properties

Label 2163.1.co.a
Level $2163$
Weight $1$
Character orbit 2163.co
Analytic conductor $1.079$
Analytic rank $0$
Dimension $32$
Projective image $D_{102}$
CM discriminant -3
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [2163,1,Mod(5,2163)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2163, base_ring=CyclotomicField(102))
 
chi = DirichletCharacter(H, H._module([51, 85, 1]))
 
N = Newforms(chi, 1, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("2163.5");
 
S:= CuspForms(chi, 1);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 2163 = 3 \cdot 7 \cdot 103 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 2163.co (of order \(102\), degree \(32\), 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: \(1.07947762233\)
Analytic rank: \(0\)
Dimension: \(32\)
Coefficient field: \(\Q(\zeta_{51})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{32} - x^{31} + x^{29} - x^{28} + x^{26} - x^{25} + x^{23} - x^{22} + x^{20} - x^{19} + x^{17} + \cdots + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Projective image: \(D_{102}\)
Projective field: Galois closure of \(\mathbb{Q}[x]/(x^{102} - \cdots)\)

$q$-expansion

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

The \(q\)-expansion and trace form are shown below.

\(f(q)\) \(=\) \( q + \zeta_{102}^{4} q^{3} + \zeta_{102}^{50} q^{4} - \zeta_{102}^{14} q^{7} + \zeta_{102}^{8} q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q + \zeta_{102}^{4} q^{3} + \zeta_{102}^{50} q^{4} - \zeta_{102}^{14} q^{7} + \zeta_{102}^{8} q^{9} - \zeta_{102}^{3} q^{12} + ( - \zeta_{102}^{28} + \zeta_{102}^{26}) q^{13} - \zeta_{102}^{49} q^{16} + ( - \zeta_{102}^{19} + \zeta_{102}^{7}) q^{19} - \zeta_{102}^{18} q^{21} - \zeta_{102}^{39} q^{25} + \zeta_{102}^{12} q^{27} + \zeta_{102}^{13} q^{28} + ( - \zeta_{102}^{46} + \zeta_{102}) q^{31} - \zeta_{102}^{7} q^{36} + ( - \zeta_{102}^{30} + \zeta_{102}^{10}) q^{37} + ( - \zeta_{102}^{32} + \zeta_{102}^{30}) q^{39} + (\zeta_{102}^{43} + \zeta_{102}^{36}) q^{43} + \zeta_{102}^{2} q^{48} + \zeta_{102}^{28} q^{49} + (\zeta_{102}^{27} - \zeta_{102}^{25}) q^{52} + ( - \zeta_{102}^{23} + \zeta_{102}^{11}) q^{57} + ( - \zeta_{102}^{41} - \zeta_{102}^{20}) q^{61} - \zeta_{102}^{22} q^{63} + \zeta_{102}^{48} q^{64} + (\zeta_{102}^{49} - \zeta_{102}^{33}) q^{67} + (\zeta_{102}^{25} - \zeta_{102}^{4}) q^{73} - \zeta_{102}^{43} q^{75} + (\zeta_{102}^{18} - \zeta_{102}^{6}) q^{76} + ( - \zeta_{102}^{38} + \zeta_{102}^{35}) q^{79} + \zeta_{102}^{16} q^{81} + \zeta_{102}^{17} q^{84} + (\zeta_{102}^{42} - \zeta_{102}^{40}) q^{91} + ( - \zeta_{102}^{50} + \zeta_{102}^{5}) q^{93} + (\zeta_{102}^{41} - \zeta_{102}^{17}) q^{97} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 32 q + q^{3} + q^{4} - q^{7} + q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 32 q + q^{3} + q^{4} - q^{7} + q^{9} - 2 q^{12} + q^{16} + 2 q^{21} - 2 q^{25} - 2 q^{27} - q^{28} - 2 q^{31} + q^{36} + 3 q^{37} - 3 q^{39} - 3 q^{43} + q^{48} + q^{49} + 3 q^{52} - q^{63} - 2 q^{64} - 3 q^{67} - 2 q^{73} + q^{75} - 2 q^{79} + q^{81} + 16 q^{84} - 3 q^{91} - 2 q^{93} - 17 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/2163\mathbb{Z}\right)^\times\).

\(n\) \(211\) \(619\) \(722\)
\(\chi(n)\) \(\zeta_{102}^{5}\) \(\zeta_{102}^{17}\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
5.1
0.816197 0.577774i
−0.389786 0.920906i
0.332355 + 0.943154i
−0.389786 + 0.920906i
0.552365 + 0.833602i
0.992421 + 0.122888i
−0.779081 + 0.626924i
−0.998103 + 0.0615609i
0.650618 0.759405i
0.881012 0.473094i
−0.696134 + 0.717912i
0.969797 0.243914i
0.213933 0.976848i
0.213933 + 0.976848i
0.992421 0.122888i
−0.998103 0.0615609i
0.552365 0.833602i
−0.696134 0.717912i
0.650618 + 0.759405i
−0.153392 0.988165i
0 −0.779081 0.626924i 0.816197 + 0.577774i 0 0 0.696134 + 0.717912i 0 0.213933 + 0.976848i 0
101.1 0 −0.0307951 0.999526i −0.389786 + 0.920906i 0 0 0.779081 + 0.626924i 0 −0.998103 + 0.0615609i 0
173.1 0 0.213933 0.976848i 0.332355 0.943154i 0 0 0.0307951 + 0.999526i 0 −0.908465 0.417960i 0
257.1 0 −0.0307951 + 0.999526i −0.389786 0.920906i 0 0 0.779081 0.626924i 0 −0.998103 0.0615609i 0
290.1 0 −0.696134 0.717912i 0.552365 0.833602i 0 0 −0.332355 0.943154i 0 −0.0307951 + 0.999526i 0
320.1 0 0.881012 + 0.473094i 0.992421 0.122888i 0 0 0.153392 0.988165i 0 0.552365 + 0.833602i 0
353.1 0 −0.908465 0.417960i −0.779081 0.626924i 0 0 0.998103 0.0615609i 0 0.650618 + 0.759405i 0
362.1 0 0.969797 0.243914i −0.998103 0.0615609i 0 0 −0.650618 + 0.759405i 0 0.881012 0.473094i 0
521.1 0 −0.952942 + 0.303153i 0.650618 + 0.759405i 0 0 −0.881012 0.473094i 0 0.816197 0.577774i 0
563.1 0 −0.389786 0.920906i 0.881012 + 0.473094i 0 0 −0.816197 + 0.577774i 0 −0.696134 + 0.717912i 0
614.1 0 −0.998103 + 0.0615609i −0.696134 0.717912i 0 0 −0.213933 0.976848i 0 0.992421 0.122888i 0
761.1 0 0.552365 0.833602i 0.969797 + 0.243914i 0 0 0.952942 0.303153i 0 −0.389786 0.920906i 0
845.1 0 0.650618 + 0.759405i 0.213933 + 0.976848i 0 0 −0.992421 + 0.122888i 0 −0.153392 + 0.988165i 0
878.1 0 0.650618 0.759405i 0.213933 0.976848i 0 0 −0.992421 0.122888i 0 −0.153392 0.988165i 0
899.1 0 0.881012 0.473094i 0.992421 + 0.122888i 0 0 0.153392 + 0.988165i 0 0.552365 0.833602i 0
962.1 0 0.969797 + 0.243914i −0.998103 + 0.0615609i 0 0 −0.650618 0.759405i 0 0.881012 + 0.473094i 0
992.1 0 −0.696134 + 0.717912i 0.552365 + 0.833602i 0 0 −0.332355 + 0.943154i 0 −0.0307951 0.999526i 0
1004.1 0 −0.998103 0.0615609i −0.696134 + 0.717912i 0 0 −0.213933 + 0.976848i 0 0.992421 + 0.122888i 0
1013.1 0 −0.952942 0.303153i 0.650618 0.759405i 0 0 −0.881012 + 0.473094i 0 0.816197 + 0.577774i 0
1097.1 0 0.816197 0.577774i −0.153392 + 0.988165i 0 0 −0.552365 0.833602i 0 0.332355 0.943154i 0
See all 32 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 5.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 CM by \(\Q(\sqrt{-3}) \)
721.bk even 102 1 inner
2163.co odd 102 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 2163.1.co.a 32
3.b odd 2 1 CM 2163.1.co.a 32
7.d odd 6 1 2163.1.cy.a yes 32
21.g even 6 1 2163.1.cy.a yes 32
103.h odd 102 1 2163.1.cy.a yes 32
309.o even 102 1 2163.1.cy.a yes 32
721.bk even 102 1 inner 2163.1.co.a 32
2163.co odd 102 1 inner 2163.1.co.a 32
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
2163.1.co.a 32 1.a even 1 1 trivial
2163.1.co.a 32 3.b odd 2 1 CM
2163.1.co.a 32 721.bk even 102 1 inner
2163.1.co.a 32 2163.co odd 102 1 inner
2163.1.cy.a yes 32 7.d odd 6 1
2163.1.cy.a yes 32 21.g even 6 1
2163.1.cy.a yes 32 103.h odd 102 1
2163.1.cy.a yes 32 309.o even 102 1

Hecke kernels

This newform subspace is the entire newspace \(S_{1}^{\mathrm{new}}(2163, [\chi])\).

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{32} \) Copy content Toggle raw display
$3$ \( T^{32} - T^{31} + \cdots + 1 \) Copy content Toggle raw display
$5$ \( T^{32} \) Copy content Toggle raw display
$7$ \( T^{32} + T^{31} + \cdots + 1 \) Copy content Toggle raw display
$11$ \( T^{32} \) Copy content Toggle raw display
$13$ \( T^{32} - 3 T^{30} + \cdots + 1 \) Copy content Toggle raw display
$17$ \( T^{32} \) Copy content Toggle raw display
$19$ \( T^{32} + 34 T^{26} + \cdots + 289 \) Copy content Toggle raw display
$23$ \( T^{32} \) Copy content Toggle raw display
$29$ \( T^{32} \) Copy content Toggle raw display
$31$ \( T^{32} + 2 T^{31} + \cdots + 1 \) Copy content Toggle raw display
$37$ \( T^{32} - 3 T^{31} + \cdots + 1 \) Copy content Toggle raw display
$41$ \( T^{32} \) Copy content Toggle raw display
$43$ \( T^{32} + 3 T^{31} + \cdots + 1 \) Copy content Toggle raw display
$47$ \( T^{32} \) Copy content Toggle raw display
$53$ \( T^{32} \) Copy content Toggle raw display
$59$ \( T^{32} \) Copy content Toggle raw display
$61$ \( T^{32} + 34 T^{29} + \cdots + 289 \) Copy content Toggle raw display
$67$ \( T^{32} + 3 T^{31} + \cdots + 1 \) Copy content Toggle raw display
$71$ \( T^{32} \) Copy content Toggle raw display
$73$ \( T^{32} + 2 T^{31} + \cdots + 1 \) Copy content Toggle raw display
$79$ \( T^{32} + 2 T^{31} + \cdots + 1 \) Copy content Toggle raw display
$83$ \( T^{32} \) Copy content Toggle raw display
$89$ \( T^{32} \) Copy content Toggle raw display
$97$ \( T^{32} + 17 T^{31} + \cdots + 289 \) Copy content Toggle raw display
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