Properties

Label 68.3.j.a
Level $68$
Weight $3$
Character orbit 68.j
Analytic conductor $1.853$
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] = [68,3,Mod(5,68)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(68, base_ring=CyclotomicField(16))
 
chi = DirichletCharacter(H, H._module([0, 5]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("68.5");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 68 = 2^{2} \cdot 17 \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 68.j (of order \(16\), degree \(8\), 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: \(1.85286579765\)
Analytic rank: \(0\)
Dimension: \(24\)
Relative dimension: \(3\) over \(\Q(\zeta_{16})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{16}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 24 q+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 24 q + 40 q^{11} + 24 q^{13} + 24 q^{15} - 8 q^{17} - 24 q^{19} - 120 q^{21} - 56 q^{23} - 232 q^{25} - 144 q^{27} - 80 q^{29} - 64 q^{31} + 64 q^{35} + 128 q^{37} + 368 q^{39} + 376 q^{41} + 352 q^{43} + 400 q^{45} + 120 q^{47} + 32 q^{49} - 32 q^{51} - 152 q^{53} - 352 q^{55} - 360 q^{57} - 416 q^{59} - 272 q^{61} - 504 q^{63} - 248 q^{65} + 304 q^{69} + 272 q^{71} + 464 q^{73} + 672 q^{75} + 384 q^{77} + 352 q^{79} + 256 q^{81} + 136 q^{83} - 488 q^{85} - 816 q^{87} - 696 q^{89} - 976 q^{91} - 800 q^{93} - 832 q^{95} - 544 q^{97} - 440 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
5.1 0 −1.38851 2.07805i 0 0.644765 3.24145i 0 −1.30222 6.54672i 0 1.05382 2.54414i 0
5.2 0 1.14983 + 1.72085i 0 −1.62932 + 8.19112i 0 −0.438485 2.20441i 0 1.80495 4.35753i 0
5.3 0 2.41825 + 3.61917i 0 1.46749 7.37755i 0 2.39103 + 12.0205i 0 −3.80631 + 9.18925i 0
29.1 0 −3.10706 + 2.07607i 0 −3.56513 0.709149i 0 −8.68444 + 1.72744i 0 1.89958 4.58600i 0
29.2 0 −0.217350 + 0.145228i 0 3.17077 + 0.630706i 0 11.7946 2.34609i 0 −3.41800 + 8.25179i 0
29.3 0 3.97325 2.65484i 0 1.32564 + 0.263686i 0 −8.00313 + 1.59192i 0 5.29439 12.7818i 0
37.1 0 −4.36068 0.867393i 0 5.40818 + 8.09391i 0 −3.55932 + 5.32690i 0 9.94825 + 4.12070i 0
37.2 0 −2.30187 0.457871i 0 −3.78183 5.65992i 0 6.79797 10.1739i 0 −3.22593 1.33623i 0
37.3 0 3.40058 + 0.676418i 0 0.820872 + 1.22852i 0 0.0307230 0.0459802i 0 2.79151 + 1.15628i 0
41.1 0 −1.38851 + 2.07805i 0 0.644765 + 3.24145i 0 −1.30222 + 6.54672i 0 1.05382 + 2.54414i 0
41.2 0 1.14983 1.72085i 0 −1.62932 8.19112i 0 −0.438485 + 2.20441i 0 1.80495 + 4.35753i 0
41.3 0 2.41825 3.61917i 0 1.46749 + 7.37755i 0 2.39103 12.0205i 0 −3.80631 9.18925i 0
45.1 0 −0.587613 2.95413i 0 −6.91487 4.62037i 0 −0.359295 + 0.240073i 0 −0.0666833 + 0.0276211i 0
45.2 0 −0.0679565 0.341640i 0 4.95843 + 3.31311i 0 2.89267 1.93282i 0 8.20282 3.39772i 0
45.3 0 1.08912 + 5.47535i 0 −1.90499 1.27287i 0 −1.56010 + 1.04243i 0 −20.4784 + 8.48243i 0
57.1 0 −4.36068 + 0.867393i 0 5.40818 8.09391i 0 −3.55932 5.32690i 0 9.94825 4.12070i 0
57.2 0 −2.30187 + 0.457871i 0 −3.78183 + 5.65992i 0 6.79797 + 10.1739i 0 −3.22593 + 1.33623i 0
57.3 0 3.40058 0.676418i 0 0.820872 1.22852i 0 0.0307230 + 0.0459802i 0 2.79151 1.15628i 0
61.1 0 −3.10706 2.07607i 0 −3.56513 + 0.709149i 0 −8.68444 1.72744i 0 1.89958 + 4.58600i 0
61.2 0 −0.217350 0.145228i 0 3.17077 0.630706i 0 11.7946 + 2.34609i 0 −3.41800 8.25179i 0
See all 24 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 5.3
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
17.e odd 16 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 68.3.j.a 24
4.b odd 2 1 272.3.bh.e 24
17.e odd 16 1 inner 68.3.j.a 24
68.i even 16 1 272.3.bh.e 24
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
68.3.j.a 24 1.a even 1 1 trivial
68.3.j.a 24 17.e odd 16 1 inner
272.3.bh.e 24 4.b odd 2 1
272.3.bh.e 24 68.i even 16 1

Hecke kernels

This newform subspace is the entire newspace \(S_{3}^{\mathrm{new}}(68, [\chi])\).