Properties

Label 136.2.i.b
Level $136$
Weight $2$
Character orbit 136.i
Analytic conductor $1.086$
Analytic rank $0$
Dimension $24$
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] = [136,2,Mod(13,136)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(136, base_ring=CyclotomicField(4))
 
chi = DirichletCharacter(H, H._module([0, 2, 1]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("136.13");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 136 = 2^{3} \cdot 17 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 136.i (of order \(4\), degree \(2\), 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: \(1.08596546749\)
Analytic rank: \(0\)
Dimension: \(24\)
Relative dimension: \(12\) over \(\Q(i)\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{4}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 24 q - 2 q^{4} - 4 q^{6} - 8 q^{7}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 24 q - 2 q^{4} - 4 q^{6} - 8 q^{7} - 2 q^{10} - 24 q^{12} + 18 q^{16} + 24 q^{17} - 34 q^{18} + 14 q^{20} - 20 q^{22} + 24 q^{23} - 12 q^{24} - 44 q^{28} + 56 q^{30} - 24 q^{31} - 48 q^{33} + 8 q^{34} + 36 q^{38} + 40 q^{39} - 30 q^{40} - 32 q^{41} + 20 q^{44} + 40 q^{46} - 24 q^{47} + 4 q^{48} + 6 q^{50} - 20 q^{52} + 12 q^{54} - 40 q^{55} + 24 q^{56} + 22 q^{58} - 8 q^{62} - 64 q^{63} + 46 q^{64} - 8 q^{65} - 42 q^{68} + 8 q^{71} + 54 q^{72} + 32 q^{73} - 14 q^{74} + 12 q^{78} + 32 q^{79} + 50 q^{80} + 24 q^{81} + 6 q^{82} + 16 q^{84} - 100 q^{86} - 16 q^{88} - 16 q^{89} + 58 q^{90} + 64 q^{92} - 24 q^{95} + 12 q^{96} - 56 q^{97} - 82 q^{98}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
13.1 −1.40037 + 0.197414i 1.80863 1.80863i 1.92206 0.552904i 0.797964 0.797964i −2.17570 + 2.88980i −0.453490 + 0.453490i −2.58243 + 1.15371i 3.54230i −0.959914 + 1.27497i
13.2 −1.38301 0.295438i −1.22371 + 1.22371i 1.82543 + 0.817188i 1.56683 1.56683i 2.05393 1.33087i −2.62341 + 2.62341i −2.28316 1.66948i 0.00507325i −2.62985 + 1.70404i
13.3 −1.06549 + 0.929913i 0.504638 0.504638i 0.270523 1.98162i −2.91725 + 2.91725i −0.0684155 + 1.00695i −1.08595 + 1.08595i 1.55450 + 2.36295i 2.49068i 0.395502 5.82108i
13.4 −0.668019 1.24650i −0.600469 + 0.600469i −1.10750 + 1.66536i −1.35840 + 1.35840i 1.14961 + 0.347358i −1.77843 + 1.77843i 2.81570 + 0.268003i 2.27887i 2.60069 + 0.785806i
13.5 −0.513367 + 1.31775i 0.739113 0.739113i −1.47291 1.35297i 1.54400 1.54400i 0.594527 + 1.35340i 1.33694 1.33694i 2.53902 1.24635i 1.90743i 1.24196 + 2.82723i
13.6 −0.176636 1.40314i −2.01739 + 2.01739i −1.93760 + 0.495689i 2.48369 2.48369i 3.18703 + 2.47434i 2.60434 2.60434i 1.03777 + 2.63117i 5.13975i −3.92368 3.04626i
13.7 0.176636 1.40314i 2.01739 2.01739i −1.93760 0.495689i −2.48369 + 2.48369i −2.47434 3.18703i 2.60434 2.60434i −1.03777 + 2.63117i 5.13975i 3.04626 + 3.92368i
13.8 0.513367 + 1.31775i −0.739113 + 0.739113i −1.47291 + 1.35297i −1.54400 + 1.54400i −1.35340 0.594527i 1.33694 1.33694i −2.53902 1.24635i 1.90743i −2.82723 1.24196i
13.9 0.668019 1.24650i 0.600469 0.600469i −1.10750 1.66536i 1.35840 1.35840i −0.347358 1.14961i −1.77843 + 1.77843i −2.81570 + 0.268003i 2.27887i −0.785806 2.60069i
13.10 1.06549 + 0.929913i −0.504638 + 0.504638i 0.270523 + 1.98162i 2.91725 2.91725i −1.00695 + 0.0684155i −1.08595 + 1.08595i −1.55450 + 2.36295i 2.49068i 5.82108 0.395502i
13.11 1.38301 0.295438i 1.22371 1.22371i 1.82543 0.817188i −1.56683 + 1.56683i 1.33087 2.05393i −2.62341 + 2.62341i 2.28316 1.66948i 0.00507325i −1.70404 + 2.62985i
13.12 1.40037 + 0.197414i −1.80863 + 1.80863i 1.92206 + 0.552904i −0.797964 + 0.797964i −2.88980 + 2.17570i −0.453490 + 0.453490i 2.58243 + 1.15371i 3.54230i −1.27497 + 0.959914i
21.1 −1.40037 0.197414i 1.80863 + 1.80863i 1.92206 + 0.552904i 0.797964 + 0.797964i −2.17570 2.88980i −0.453490 0.453490i −2.58243 1.15371i 3.54230i −0.959914 1.27497i
21.2 −1.38301 + 0.295438i −1.22371 1.22371i 1.82543 0.817188i 1.56683 + 1.56683i 2.05393 + 1.33087i −2.62341 2.62341i −2.28316 + 1.66948i 0.00507325i −2.62985 1.70404i
21.3 −1.06549 0.929913i 0.504638 + 0.504638i 0.270523 + 1.98162i −2.91725 2.91725i −0.0684155 1.00695i −1.08595 1.08595i 1.55450 2.36295i 2.49068i 0.395502 + 5.82108i
21.4 −0.668019 + 1.24650i −0.600469 0.600469i −1.10750 1.66536i −1.35840 1.35840i 1.14961 0.347358i −1.77843 1.77843i 2.81570 0.268003i 2.27887i 2.60069 0.785806i
21.5 −0.513367 1.31775i 0.739113 + 0.739113i −1.47291 + 1.35297i 1.54400 + 1.54400i 0.594527 1.35340i 1.33694 + 1.33694i 2.53902 + 1.24635i 1.90743i 1.24196 2.82723i
21.6 −0.176636 + 1.40314i −2.01739 2.01739i −1.93760 0.495689i 2.48369 + 2.48369i 3.18703 2.47434i 2.60434 + 2.60434i 1.03777 2.63117i 5.13975i −3.92368 + 3.04626i
21.7 0.176636 + 1.40314i 2.01739 + 2.01739i −1.93760 + 0.495689i −2.48369 2.48369i −2.47434 + 3.18703i 2.60434 + 2.60434i −1.03777 2.63117i 5.13975i 3.04626 3.92368i
21.8 0.513367 1.31775i −0.739113 0.739113i −1.47291 1.35297i −1.54400 1.54400i −1.35340 + 0.594527i 1.33694 + 1.33694i −2.53902 + 1.24635i 1.90743i −2.82723 + 1.24196i
See all 24 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 13.12
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
8.b even 2 1 inner
17.c even 4 1 inner
136.i even 4 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 136.2.i.b 24
4.b odd 2 1 544.2.m.b 24
8.b even 2 1 inner 136.2.i.b 24
8.d odd 2 1 544.2.m.b 24
17.c even 4 1 inner 136.2.i.b 24
68.f odd 4 1 544.2.m.b 24
136.i even 4 1 inner 136.2.i.b 24
136.j odd 4 1 544.2.m.b 24
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
136.2.i.b 24 1.a even 1 1 trivial
136.2.i.b 24 8.b even 2 1 inner
136.2.i.b 24 17.c even 4 1 inner
136.2.i.b 24 136.i even 4 1 inner
544.2.m.b 24 4.b odd 2 1
544.2.m.b 24 8.d odd 2 1
544.2.m.b 24 68.f odd 4 1
544.2.m.b 24 136.j odd 4 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{24} + 120T_{3}^{20} + 4048T_{3}^{16} + 33088T_{3}^{12} + 54272T_{3}^{8} + 27712T_{3}^{4} + 4096 \) acting on \(S_{2}^{\mathrm{new}}(136, [\chi])\). Copy content Toggle raw display