Properties

Label 2163.1.cy.a
Level $2163$
Weight $1$
Character orbit 2163.cy
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(143,2163)]
 
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, 17, 31]))
 
N = Newforms(chi, 1, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("2163.143");
 
S:= CuspForms(chi, 1);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 2163 = 3 \cdot 7 \cdot 103 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 2163.cy (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.

\(f(q)\) \(=\) \( q - \zeta_{102}^{38} q^{3} - \zeta_{102}^{33} q^{4} - \zeta_{102}^{6} q^{7} - \zeta_{102}^{25} q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q - \zeta_{102}^{38} q^{3} - \zeta_{102}^{33} q^{4} - \zeta_{102}^{6} q^{7} - \zeta_{102}^{25} q^{9} - \zeta_{102}^{20} q^{12} + (\zeta_{102}^{28} - \zeta_{102}^{26}) q^{13} - \zeta_{102}^{15} q^{16} + ( - \zeta_{102}^{36} + \zeta_{102}^{24}) q^{19} + \zeta_{102}^{44} q^{21} + \zeta_{102}^{22} q^{25} - \zeta_{102}^{12} q^{27} + \zeta_{102}^{39} q^{28} + ( - \zeta_{102}^{35} - \zeta_{102}^{29}) q^{31} - \zeta_{102}^{7} q^{36} + (\zeta_{102}^{47} - \zeta_{102}^{27}) q^{37} + (\zeta_{102}^{15} - \zeta_{102}^{13}) q^{39} + (\zeta_{102}^{43} + \zeta_{102}^{36}) q^{43} - \zeta_{102}^{2} q^{48} + \zeta_{102}^{12} q^{49} + (\zeta_{102}^{10} - \zeta_{102}^{8}) q^{52} + ( - \zeta_{102}^{23} + \zeta_{102}^{11}) q^{57} + ( - \zeta_{102}^{37} + \zeta_{102}^{7}) q^{61} + \zeta_{102}^{31} q^{63} + \zeta_{102}^{48} q^{64} + ( - \zeta_{102}^{32} + \zeta_{102}^{16}) q^{67} + (\zeta_{102}^{38} + \zeta_{102}^{8}) q^{73} + \zeta_{102}^{9} q^{75} + ( - \zeta_{102}^{18} + \zeta_{102}^{6}) q^{76} + ( - \zeta_{102}^{4} + \zeta_{102}) q^{79} + \zeta_{102}^{50} q^{81} + \zeta_{102}^{26} q^{84} + ( - \zeta_{102}^{34} + \zeta_{102}^{32}) q^{91} + ( - \zeta_{102}^{22} - \zeta_{102}^{16}) q^{93} + ( - \zeta_{102}^{41} + \zeta_{102}^{17}) q^{97} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 32 q - q^{3} - 2 q^{4} + 2 q^{7} + q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 32 q - q^{3} - 2 q^{4} + 2 q^{7} + q^{9} - q^{12} - 2 q^{16} + q^{21} + q^{25} + 2 q^{27} + 2 q^{28} + 2 q^{31} + q^{36} - 3 q^{37} + 3 q^{39} - 3 q^{43} - q^{48} - 2 q^{49} - q^{63} - 2 q^{64} + 2 q^{73} + 2 q^{75} - 2 q^{79} + q^{81} + q^{84} + 17 q^{91} - 2 q^{93} + 17 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Character values

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

\(n\) \(211\) \(619\) \(722\)
\(\chi(n)\) \(\zeta_{102}^{5}\) \(-\zeta_{102}^{34}\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
143.1
0.969797 0.243914i
0.213933 0.976848i
0.552365 0.833602i
−0.908465 0.417960i
0.650618 + 0.759405i
−0.153392 0.988165i
0.881012 + 0.473094i
0.332355 0.943154i
−0.908465 + 0.417960i
−0.389786 0.920906i
−0.952942 0.303153i
0.552365 + 0.833602i
−0.779081 0.626924i
−0.779081 + 0.626924i
0.650618 0.759405i
0.881012 0.473094i
−0.0307951 + 0.999526i
0.213933 + 0.976848i
0.992421 0.122888i
0.816197 0.577774i
0 0.998103 + 0.0615609i −0.273663 0.961826i 0 0 −0.0922684 + 0.995734i 0 0.992421 + 0.122888i 0
227.1 0 −0.332355 + 0.943154i 0.739009 0.673696i 0 0 0.273663 + 0.961826i 0 −0.779081 0.626924i 0
374.1 0 −0.969797 0.243914i 0.445738 0.895163i 0 0 −0.932472 0.361242i 0 0.881012 + 0.473094i 0
383.1 0 0.779081 + 0.626924i 0.0922684 0.995734i 0 0 0.850217 0.526432i 0 0.213933 + 0.976848i 0
395.1 0 −0.213933 0.976848i −0.982973 0.183750i 0 0 −0.445738 + 0.895163i 0 −0.908465 + 0.417960i 0
479.1 0 0.908465 + 0.417960i 0.932472 0.361242i 0 0 0.602635 0.798017i 0 0.650618 + 0.759405i 0
500.1 0 −0.992421 + 0.122888i −0.850217 0.526432i 0 0 0.982973 0.183750i 0 0.969797 0.243914i 0
593.1 0 0.952942 + 0.303153i −0.982973 0.183750i 0 0 −0.445738 + 0.895163i 0 0.816197 + 0.577774i 0
689.1 0 0.779081 0.626924i 0.0922684 + 0.995734i 0 0 0.850217 + 0.526432i 0 0.213933 0.976848i 0
719.1 0 −0.881012 0.473094i −0.602635 0.798017i 0 0 −0.739009 0.673696i 0 0.552365 + 0.833602i 0
836.1 0 −0.650618 + 0.759405i 0.739009 + 0.673696i 0 0 0.273663 0.961826i 0 −0.153392 0.988165i 0
908.1 0 −0.969797 + 0.243914i 0.445738 + 0.895163i 0 0 −0.932472 + 0.361242i 0 0.881012 0.473094i 0
920.1 0 −0.816197 0.577774i 0.932472 + 0.361242i 0 0 0.602635 + 0.798017i 0 0.332355 + 0.943154i 0
971.1 0 −0.816197 + 0.577774i 0.932472 0.361242i 0 0 0.602635 0.798017i 0 0.332355 0.943154i 0
1139.1 0 −0.213933 + 0.976848i −0.982973 + 0.183750i 0 0 −0.445738 0.895163i 0 −0.908465 0.417960i 0
1181.1 0 −0.992421 0.122888i −0.850217 + 0.526432i 0 0 0.982973 + 0.183750i 0 0.969797 + 0.243914i 0
1487.1 0 0.389786 + 0.920906i −0.850217 + 0.526432i 0 0 0.982973 + 0.183750i 0 −0.696134 + 0.717912i 0
1496.1 0 −0.332355 0.943154i 0.739009 + 0.673696i 0 0 0.273663 0.961826i 0 −0.779081 + 0.626924i 0
1517.1 0 0.0307951 0.999526i −0.602635 + 0.798017i 0 0 −0.739009 + 0.673696i 0 −0.998103 0.0615609i 0
1550.1 0 0.153392 0.988165i 0.0922684 0.995734i 0 0 0.850217 0.526432i 0 −0.952942 0.303153i 0
See all 32 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 143.1
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.be even 102 1 inner
2163.cy 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.cy.a yes 32
3.b odd 2 1 CM 2163.1.cy.a yes 32
7.d odd 6 1 2163.1.co.a 32
21.g even 6 1 2163.1.co.a 32
103.h odd 102 1 2163.1.co.a 32
309.o even 102 1 2163.1.co.a 32
721.be even 102 1 inner 2163.1.cy.a yes 32
2163.cy odd 102 1 inner 2163.1.cy.a yes 32
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
2163.1.co.a 32 7.d odd 6 1
2163.1.co.a 32 21.g even 6 1
2163.1.co.a 32 103.h odd 102 1
2163.1.co.a 32 309.o even 102 1
2163.1.cy.a yes 32 1.a even 1 1 trivial
2163.1.cy.a yes 32 3.b odd 2 1 CM
2163.1.cy.a yes 32 721.be even 102 1 inner
2163.1.cy.a yes 32 2163.cy odd 102 1 inner

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
$7$ \( (T^{16} - T^{15} + T^{14} + \cdots + 1)^{2} \) 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
$19$ \( (T^{16} + 17 T^{10} + \cdots + 17)^{2} \) 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
$67$ \( T^{32} - 3 T^{30} + \cdots + 1 \) 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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