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Properties

Label 418.2.j.a
Level $418$
Weight $2$
Character orbit 418.j
Analytic conductor $3.338$
Analytic rank $0$
Dimension $24$
CM no
Inner twists $2$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [418,2,Mod(23,418)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(418, base_ring=CyclotomicField(18))
 
chi = DirichletCharacter(H, H._module([0, 2]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("418.23");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 418 = 2 \cdot 11 \cdot 19 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 418.j (of order \(9\), degree \(6\), 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: \(3.33774680449\)
Analytic rank: \(0\)
Dimension: \(24\)
Relative dimension: \(4\) over \(\Q(\zeta_{9})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{9}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 24 q + 12 q^{8}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 24 q + 12 q^{8} + 12 q^{11} - 3 q^{12} - 3 q^{13} + 3 q^{14} + 27 q^{15} - 6 q^{18} - 21 q^{19} - 18 q^{20} + 15 q^{21} + 9 q^{23} + 36 q^{25} - 21 q^{27} - 3 q^{28} - 9 q^{30} - 27 q^{31} - 9 q^{34} - 45 q^{35} + 18 q^{37} + 9 q^{38} + 36 q^{39} - 18 q^{41} + 39 q^{42} - 48 q^{43} + 36 q^{45} - 18 q^{46} - 9 q^{47} + 6 q^{49} + 3 q^{50} - 18 q^{51} - 3 q^{52} - 36 q^{53} - 45 q^{54} + 18 q^{58} + 9 q^{59} - 9 q^{60} + 15 q^{61} - 33 q^{62} + 87 q^{63} - 12 q^{64} - 36 q^{65} + 33 q^{67} + 9 q^{68} - 18 q^{69} + 45 q^{70} - 9 q^{71} - 3 q^{73} + 3 q^{74} + 42 q^{75} + 9 q^{76} + 12 q^{78} + 15 q^{79} - 108 q^{81} + 18 q^{82} + 36 q^{83} - 9 q^{84} - 99 q^{85} - 33 q^{86} + 63 q^{87} - 12 q^{88} - 27 q^{89} - 36 q^{90} - 21 q^{91} - 9 q^{92} - 21 q^{93} + 54 q^{94} + 18 q^{95} - 6 q^{96} + 45 q^{97} + 39 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Display 100 coefficients 10 coefficients

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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
23.1 0.939693 + 0.342020i −0.293621 − 1.66521i 0.766044 + 0.642788i −3.02184 + 2.53563i 0.293621 − 1.66521i −1.16294 + 2.01427i 0.500000 + 0.866025i 0.132366 − 0.0481775i −3.70684 + 1.34918i
23.2 0.939693 + 0.342020i −0.232600 − 1.31914i 0.766044 + 0.642788i 0.527700 − 0.442792i 0.232600 − 1.31914i 0.106944 − 0.185233i 0.500000 + 0.866025i 1.13305 − 0.412397i 0.647319 − 0.235605i
23.3 0.939693 + 0.342020i 0.291741 + 1.65454i 0.766044 + 0.642788i 1.53274 − 1.28612i −0.291741 + 1.65454i 1.45368 − 2.51785i 0.500000 + 0.866025i 0.166674 − 0.0606642i 1.88018 − 0.684329i
23.4 0.939693 + 0.342020i 0.408129 + 2.31461i 0.766044 + 0.642788i −1.33673 + 1.12165i −0.408129 + 2.31461i −0.571336 + 0.989583i 0.500000 + 0.866025i −2.37179 + 0.863259i −1.63974 + 0.596815i
111.1 −0.766044 − 0.642788i −2.02265 + 0.736184i 0.173648 + 0.984808i −0.505679 + 2.86785i 2.02265 + 0.736184i 1.62478 + 2.81421i 0.500000 − 0.866025i 1.25101 − 1.04972i 2.23079 − 1.87186i
111.2 −0.766044 − 0.642788i −1.50994 + 0.549572i 0.173648 + 0.984808i 0.142998 − 0.810982i 1.50994 + 0.549572i −0.0412325 − 0.0714168i 0.500000 − 0.866025i −0.320257 + 0.268728i −0.630832 + 0.529331i
111.3 −0.766044 − 0.642788i 0.361908 − 0.131724i 0.173648 + 0.984808i −0.0315845 + 0.179124i −0.361908 − 0.131724i −2.25138 − 3.89951i 0.500000 − 0.866025i −2.18451 + 1.83302i 0.139334 − 0.116915i
111.4 −0.766044 − 0.642788i 2.23098 − 0.812012i 0.173648 + 0.984808i −0.126679 + 0.718430i −2.23098 − 0.812012i 1.60753 + 2.78432i 0.500000 − 0.866025i 2.01980 − 1.69481i 0.558839 − 0.468922i
177.1 −0.766044 + 0.642788i −2.02265 − 0.736184i 0.173648 − 0.984808i −0.505679 − 2.86785i 2.02265 − 0.736184i 1.62478 − 2.81421i 0.500000 + 0.866025i 1.25101 + 1.04972i 2.23079 + 1.87186i
177.2 −0.766044 + 0.642788i −1.50994 − 0.549572i 0.173648 − 0.984808i 0.142998 + 0.810982i 1.50994 − 0.549572i −0.0412325 + 0.0714168i 0.500000 + 0.866025i −0.320257 − 0.268728i −0.630832 − 0.529331i
177.3 −0.766044 + 0.642788i 0.361908 + 0.131724i 0.173648 − 0.984808i −0.0315845 − 0.179124i −0.361908 + 0.131724i −2.25138 + 3.89951i 0.500000 + 0.866025i −2.18451 − 1.83302i 0.139334 + 0.116915i
177.4 −0.766044 + 0.642788i 2.23098 + 0.812012i 0.173648 − 0.984808i −0.126679 − 0.718430i −2.23098 + 0.812012i 1.60753 − 2.78432i 0.500000 + 0.866025i 2.01980 + 1.69481i 0.558839 + 0.468922i
199.1 −0.173648 − 0.984808i −1.23590 + 1.03704i −0.939693 + 0.342020i −0.846117 − 0.307961i 1.23590 + 1.03704i 1.44710 − 2.50644i 0.500000 + 0.866025i −0.0689564 + 0.391071i −0.156356 + 0.886739i
199.2 −0.173648 − 0.984808i −0.404607 + 0.339506i −0.939693 + 0.342020i 2.97940 + 1.08441i 0.404607 + 0.339506i 0.0238226 − 0.0412620i 0.500000 + 0.866025i −0.472502 + 2.67969i 0.550571 − 3.12244i
199.3 −0.173648 − 0.984808i −0.0299784 + 0.0251548i −0.939693 + 0.342020i −2.55820 − 0.931110i 0.0299784 + 0.0251548i −0.483905 + 0.838147i 0.500000 + 0.866025i −0.520679 + 2.95292i −0.472737 + 2.68103i
199.4 −0.173648 − 0.984808i 2.43653 − 2.04449i −0.939693 + 0.342020i 3.24400 + 1.18072i −2.43653 − 2.04449i −1.75306 + 3.03639i 0.500000 + 0.866025i 1.23578 − 7.00848i 0.599467 − 3.39975i
309.1 0.939693 − 0.342020i −0.293621 + 1.66521i 0.766044 − 0.642788i −3.02184 − 2.53563i 0.293621 + 1.66521i −1.16294 − 2.01427i 0.500000 − 0.866025i 0.132366 + 0.0481775i −3.70684 − 1.34918i
309.2 0.939693 − 0.342020i −0.232600 + 1.31914i 0.766044 − 0.642788i 0.527700 + 0.442792i 0.232600 + 1.31914i 0.106944 + 0.185233i 0.500000 − 0.866025i 1.13305 + 0.412397i 0.647319 + 0.235605i
309.3 0.939693 − 0.342020i 0.291741 − 1.65454i 0.766044 − 0.642788i 1.53274 + 1.28612i −0.291741 − 1.65454i 1.45368 + 2.51785i 0.500000 − 0.866025i 0.166674 + 0.0606642i 1.88018 + 0.684329i
309.4 0.939693 − 0.342020i 0.408129 − 2.31461i 0.766044 − 0.642788i −1.33673 − 1.12165i −0.408129 − 2.31461i −0.571336 − 0.989583i 0.500000 − 0.866025i −2.37179 − 0.863259i −1.63974 − 0.596815i
See all 24 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 23.4
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
19.e even 9 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 418.2.j.a ✓ 24
19.e even 9 1 inner 418.2.j.a ✓ 24
19.e even 9 1 7942.2.a.bt 12
19.f odd 18 1 7942.2.a.bx 12
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
418.2.j.a ✓ 24 1.a even 1 1 trivial
418.2.j.a ✓ 24 19.e even 9 1 inner
7942.2.a.bt 12 19.e even 9 1
7942.2.a.bx 12 19.f odd 18 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{24} + 13 T_{3}^{21} + 27 T_{3}^{20} + 99 T_{3}^{19} + 346 T_{3}^{18} + 333 T_{3}^{17} - 54 T_{3}^{16} + \cdots + 9 \) acting on \(S_{2}^{\mathrm{new}}(418, [\chi])\). Copy content Toggle raw display