Properties

Label 828.2.u.a
Level $828$
Weight $2$
Character orbit 828.u
Analytic conductor $6.612$
Analytic rank $0$
Dimension $100$
CM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [828,2,Mod(19,828)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(828, base_ring=CyclotomicField(22))
 
chi = DirichletCharacter(H, H._module([11, 0, 15]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("828.19");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 828 = 2^{2} \cdot 3^{2} \cdot 23 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 828.u (of order \(22\), degree \(10\), 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: \(6.61161328736\)
Analytic rank: \(0\)
Dimension: \(100\)
Relative dimension: \(10\) over \(\Q(\zeta_{22})\)
Twist minimal: no (minimal twist has level 92)
Sato-Tate group: $\mathrm{SU}(2)[C_{22}]$

$q$-expansion

The dimension is sufficiently large that we do not compute an algebraic \(q\)-expansion, but we have computed the trace expansion.

\(\operatorname{Tr}(f)(q) = \) \( 100 q + 7 q^{2} - 11 q^{4} + 22 q^{5} + 10 q^{8}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 100 q + 7 q^{2} - 11 q^{4} + 22 q^{5} + 10 q^{8} - 11 q^{10} - 18 q^{13} + 11 q^{14} + 5 q^{16} + 22 q^{17} + 11 q^{20} - 16 q^{25} - 12 q^{26} - 11 q^{28} + 42 q^{29} + 27 q^{32} + 11 q^{34} - 22 q^{37} - 44 q^{38} + 77 q^{40} + 10 q^{41} - 66 q^{44} + 65 q^{46} - 8 q^{49} - 30 q^{50} + 96 q^{52} + 22 q^{53} - 44 q^{56} + 79 q^{58} - 22 q^{61} + 36 q^{62} + 10 q^{64} + 22 q^{65} + 34 q^{70} - 18 q^{73} + 22 q^{74} - 66 q^{76} - 122 q^{77} + 110 q^{80} - 122 q^{82} + 54 q^{85} + 121 q^{86} - 99 q^{88} - 22 q^{89} + 86 q^{92} - 61 q^{94} + 22 q^{97} + 71 q^{98}+O(q^{100}) \) Copy content Toggle raw display

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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
19.1 −1.28274 + 0.595470i 0 1.29083 1.52766i 1.54295 2.40088i 0 0.249719 + 1.73683i −0.746118 + 2.72824i 0 −0.549549 + 3.99848i
19.2 −1.14497 0.830084i 0 0.621920 + 1.90085i 1.32878 2.06761i 0 −0.647613 4.50425i 0.865782 2.69266i 0 −3.23770 + 1.26436i
19.3 −0.908675 1.08366i 0 −0.348619 + 1.96938i −1.74032 + 2.70799i 0 0.439673 + 3.05800i 2.45091 1.41175i 0 4.51592 0.574777i
19.4 −0.579968 + 1.28982i 0 −1.32727 1.49611i −0.782273 + 1.21724i 0 0.0556744 + 0.387224i 2.69949 0.844251i 0 −1.11633 1.71495i
19.5 −0.223917 1.39637i 0 −1.89972 + 0.625343i −1.74032 + 2.70799i 0 −0.439673 3.05800i 1.29859 + 2.51270i 0 4.17106 + 1.82378i
19.6 0.122461 1.40890i 0 −1.97001 0.345071i 1.32878 2.06761i 0 0.647613 + 4.50425i −0.727420 + 2.73329i 0 −2.75034 2.12532i
19.7 0.542021 + 1.30622i 0 −1.41243 + 1.41600i 0.235454 0.366374i 0 −0.319944 2.22526i −2.61517 1.07744i 0 0.606186 + 0.108973i
19.8 0.632227 + 1.26503i 0 −1.20058 + 1.59957i 0.235454 0.366374i 0 0.319944 + 2.22526i −2.78253 0.507470i 0 0.612332 + 0.0662238i
19.9 1.29004 0.579478i 0 1.32841 1.49510i 1.54295 2.40088i 0 −0.249719 1.73683i 0.847324 2.69853i 0 0.599213 3.99134i
19.10 1.35458 + 0.406342i 0 1.66977 + 1.10085i −0.782273 + 1.21724i 0 −0.0556744 0.387224i 1.81452 + 2.16968i 0 −1.55427 + 1.33098i
199.1 −1.37581 + 0.327342i 0 1.78570 0.900718i 2.73647 2.37117i 0 −2.32465 1.49396i −2.16193 + 1.82375i 0 −2.98868 + 4.15804i
199.2 −1.28305 0.594804i 0 1.29242 + 1.52632i 0.722435 0.625994i 0 2.35722 + 1.51489i −0.750365 2.72708i 0 −1.29926 + 0.373471i
199.3 −1.04458 + 0.953336i 0 0.182300 1.99167i −1.69342 + 1.46736i 0 0.867633 + 0.557594i 1.70831 + 2.25426i 0 0.370032 3.14718i
199.4 −0.936105 1.06005i 0 −0.247417 + 1.98464i −1.65610 + 1.43502i 0 −3.14077 2.01845i 2.33542 1.59555i 0 3.07148 + 0.412224i
199.5 −0.0506424 1.41331i 0 −1.99487 + 0.143146i 1.03293 0.895042i 0 2.14768 + 1.38023i 0.303335 + 2.81211i 0 −1.31728 1.41452i
199.6 0.446765 1.34179i 0 −1.60080 1.19893i 1.03293 0.895042i 0 −2.14768 1.38023i −2.32390 + 1.61230i 0 −0.739479 1.78585i
199.7 0.733683 + 1.20901i 0 −0.923420 + 1.77406i −1.69342 + 1.46736i 0 −0.867633 0.557594i −2.82236 + 0.185173i 0 −3.01649 0.970793i
199.8 1.19684 0.753380i 0 0.864836 1.80335i −1.65610 + 1.43502i 0 3.14077 + 2.01845i −0.323539 2.80986i 0 −0.900968 + 2.96516i
199.9 1.22786 + 0.701692i 0 1.01526 + 1.72315i 2.73647 2.37117i 0 2.32465 + 1.49396i 0.0374674 + 2.82818i 0 5.02383 0.991290i
199.10 1.39865 0.209235i 0 1.91244 0.585292i 0.722435 0.625994i 0 −2.35722 1.51489i 2.55237 1.21877i 0 0.879454 1.02670i
See all 100 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 19.10
Significant digits:
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Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
4.b odd 2 1 inner
23.d odd 22 1 inner
92.h even 22 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 828.2.u.a 100
3.b odd 2 1 92.2.h.a 100
4.b odd 2 1 inner 828.2.u.a 100
12.b even 2 1 92.2.h.a 100
23.d odd 22 1 inner 828.2.u.a 100
69.g even 22 1 92.2.h.a 100
92.h even 22 1 inner 828.2.u.a 100
276.j odd 22 1 92.2.h.a 100
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
92.2.h.a 100 3.b odd 2 1
92.2.h.a 100 12.b even 2 1
92.2.h.a 100 69.g even 22 1
92.2.h.a 100 276.j odd 22 1
828.2.u.a 100 1.a even 1 1 trivial
828.2.u.a 100 4.b odd 2 1 inner
828.2.u.a 100 23.d odd 22 1 inner
828.2.u.a 100 92.h even 22 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{50} - 11 T_{5}^{49} + 52 T_{5}^{48} - 132 T_{5}^{47} + 218 T_{5}^{46} - 242 T_{5}^{45} + \cdots + 9912543971 \) acting on \(S_{2}^{\mathrm{new}}(828, [\chi])\). Copy content Toggle raw display