Properties

Label 540.2.bj.a
Level $540$
Weight $2$
Character orbit 540.bj
Analytic conductor $4.312$
Analytic rank $0$
Dimension $216$
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] = [540,2,Mod(77,540)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(540, base_ring=CyclotomicField(36))
 
chi = DirichletCharacter(H, H._module([0, 22, 9]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("540.77");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 540 = 2^{2} \cdot 3^{3} \cdot 5 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 540.bj (of order \(36\), degree \(12\), 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: \(4.31192170915\)
Analytic rank: \(0\)
Dimension: \(216\)
Relative dimension: \(18\) over \(\Q(\zeta_{36})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{36}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 216 q+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 216 q - 12 q^{11} + 24 q^{23} - 18 q^{25} + 12 q^{27} + 6 q^{33} + 54 q^{35} + 30 q^{45} + 42 q^{47} - 120 q^{51} + 18 q^{57} + 36 q^{61} - 42 q^{63} + 24 q^{65} + 36 q^{67} - 36 q^{75} + 48 q^{77} - 60 q^{81} - 60 q^{83} + 36 q^{87} - 96 q^{93} - 60 q^{95} + 36 q^{97}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
77.1 0 −1.72265 0.180256i 0 −1.88508 + 1.20270i 0 1.78959 + 0.156569i 0 2.93502 + 0.621035i 0
77.2 0 −1.46545 0.923290i 0 1.95679 + 1.08211i 0 −4.76532 0.416911i 0 1.29507 + 2.70606i 0
77.3 0 −1.45611 0.937947i 0 2.00716 0.985553i 0 3.74089 + 0.327285i 0 1.24051 + 2.73151i 0
77.4 0 −1.43153 + 0.975044i 0 1.93809 1.11526i 0 −2.72135 0.238087i 0 1.09858 2.79162i 0
77.5 0 −1.36940 + 1.06055i 0 0.570085 + 2.16218i 0 2.28167 + 0.199620i 0 0.750488 2.90461i 0
77.6 0 −1.25051 + 1.19843i 0 −2.17068 0.536787i 0 −2.10186 0.183889i 0 0.127526 2.99729i 0
77.7 0 −0.581369 + 1.63157i 0 −0.300886 2.21573i 0 4.97000 + 0.434819i 0 −2.32402 1.89708i 0
77.8 0 −0.470819 1.66683i 0 −0.769420 + 2.09952i 0 −0.335573 0.0293589i 0 −2.55666 + 1.56955i 0
77.9 0 −0.324859 + 1.70131i 0 0.420978 + 2.19608i 0 −3.01994 0.264210i 0 −2.78893 1.10537i 0
77.10 0 0.0656921 1.73080i 0 0.696960 2.12468i 0 −1.42486 0.124659i 0 −2.99137 0.227400i 0
77.11 0 0.230415 1.71666i 0 −1.83635 1.27586i 0 3.92499 + 0.343393i 0 −2.89382 0.791087i 0
77.12 0 0.709167 + 1.58022i 0 −1.49644 1.66153i 0 −1.61202 0.141034i 0 −1.99417 + 2.24127i 0
77.13 0 0.839467 + 1.51502i 0 2.21884 0.277019i 0 0.702012 + 0.0614181i 0 −1.59059 + 2.54362i 0
77.14 0 1.22933 1.22014i 0 1.94303 + 1.10664i 0 0.707351 + 0.0618852i 0 0.0225061 2.99992i 0
77.15 0 1.39727 1.02355i 0 −1.92320 + 1.14075i 0 −5.04582 0.441452i 0 0.904709 2.86033i 0
77.16 0 1.57719 + 0.715876i 0 0.315012 + 2.21377i 0 2.77962 + 0.243185i 0 1.97504 + 2.25814i 0
77.17 0 1.69522 + 0.355293i 0 −2.18535 + 0.473534i 0 2.18731 + 0.191365i 0 2.74753 + 1.20460i 0
77.18 0 1.73127 0.0521224i 0 0.277223 2.21882i 0 −2.05670 0.179938i 0 2.99457 0.180476i 0
113.1 0 −1.73205 + 0.00335186i 0 0.0855458 + 2.23443i 0 0.869779 + 0.609026i 0 2.99998 0.0116112i 0
113.2 0 −1.64097 0.554265i 0 1.70842 1.44267i 0 −2.84188 1.98991i 0 2.38558 + 1.81907i 0
See next 80 embeddings (of 216 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 77.18
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.c odd 4 1 inner
27.f odd 18 1 inner
135.q even 36 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 540.2.bj.a 216
5.c odd 4 1 inner 540.2.bj.a 216
27.f odd 18 1 inner 540.2.bj.a 216
135.q even 36 1 inner 540.2.bj.a 216
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
540.2.bj.a 216 1.a even 1 1 trivial
540.2.bj.a 216 5.c odd 4 1 inner
540.2.bj.a 216 27.f odd 18 1 inner
540.2.bj.a 216 135.q even 36 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(540, [\chi])\).