Properties

Label 6724.2.a.a
Level $6724$
Weight $2$
Character orbit 6724.a
Self dual yes
Analytic conductor $53.691$
Analytic rank $1$
Dimension $3$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [6724,2,Mod(1,6724)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(6724, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("6724.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 6724 = 2^{2} \cdot 41^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 6724.a (trivial)

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: yes
Analytic conductor: \(53.6914103191\)
Analytic rank: \(1\)
Dimension: \(3\)
Coefficient field: 3.3.785.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{3} - x^{2} - 6x + 5 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Fricke sign: \(1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\beta_2\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + (\beta_1 - 1) q^{3} + (\beta_1 - 1) q^{5} + (\beta_{2} + 2) q^{7} + (\beta_{2} - 2 \beta_1 + 2) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + (\beta_1 - 1) q^{3} + (\beta_1 - 1) q^{5} + (\beta_{2} + 2) q^{7} + (\beta_{2} - 2 \beta_1 + 2) q^{9} + ( - \beta_{2} - \beta_1) q^{11} + ( - \beta_{2} - \beta_1) q^{13} + (\beta_{2} - 2 \beta_1 + 5) q^{15} + ( - \beta_{2} - 2) q^{17} + \beta_{2} q^{19} + (4 \beta_1 - 3) q^{21} + ( - 2 \beta_{2} - \beta_1) q^{23} + (\beta_{2} - 2 \beta_1) q^{25} + ( - 2 \beta_{2} + 3 \beta_1 - 8) q^{27} + ( - \beta_1 - 1) q^{29} + 2 \beta_1 q^{31} + ( - \beta_{2} - \beta_1 - 3) q^{33} + (4 \beta_1 - 3) q^{35} + (\beta_{2} + \beta_1) q^{37} + ( - \beta_{2} - \beta_1 - 3) q^{39} + ( - 4 \beta_1 - 1) q^{43} + ( - 2 \beta_{2} + 6 \beta_1 - 11) q^{45} + (\beta_{2} + 2 \beta_1 - 6) q^{47} + (3 \beta_{2} + \beta_1 + 4) q^{49} + ( - 4 \beta_1 + 3) q^{51} + ( - 2 \beta_{2} + \beta_1) q^{53} + ( - \beta_{2} - \beta_1 - 3) q^{55} + (2 \beta_1 - 1) q^{57} + ( - \beta_{2} + 4 \beta_1) q^{59} + ( - \beta_{2} - \beta_1 + 6) q^{61} + (\beta_{2} - 7 \beta_1 + 13) q^{63} + ( - \beta_{2} - \beta_1 - 3) q^{65} + (\beta_{2} + \beta_1 - 7) q^{67} + ( - \beta_{2} - 3 \beta_1 - 2) q^{69} - 2 \beta_1 q^{71} + ( - \beta_{2} - 5 \beta_1 + 5) q^{73} + ( - 2 \beta_{2} + 4 \beta_1 - 9) q^{75} + ( - 2 \beta_{2} - 5 \beta_1 - 6) q^{77} + (2 \beta_{2} - \beta_1) q^{79} + ( - 9 \beta_1 + 16) q^{81} + (\beta_{2} - \beta_1 - 1) q^{83} + ( - 4 \beta_1 + 3) q^{85} + ( - \beta_{2} - 3) q^{87} + ( - 2 \beta_{2} + 3 \beta_1 + 4) q^{89} + ( - 2 \beta_{2} - 5 \beta_1 - 6) q^{91} + (2 \beta_{2} - 2 \beta_1 + 8) q^{93} + (2 \beta_1 - 1) q^{95} + ( - \beta_{2} + 6) q^{97} + (2 \beta_{2} - \beta_1) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 3 q - 2 q^{3} - 2 q^{5} + 7 q^{7} + 5 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 3 q - 2 q^{3} - 2 q^{5} + 7 q^{7} + 5 q^{9} - 2 q^{11} - 2 q^{13} + 14 q^{15} - 7 q^{17} + q^{19} - 5 q^{21} - 3 q^{23} - q^{25} - 23 q^{27} - 4 q^{29} + 2 q^{31} - 11 q^{33} - 5 q^{35} + 2 q^{37} - 11 q^{39} - 7 q^{43} - 29 q^{45} - 15 q^{47} + 16 q^{49} + 5 q^{51} - q^{53} - 11 q^{55} - q^{57} + 3 q^{59} + 16 q^{61} + 33 q^{63} - 11 q^{65} - 19 q^{67} - 10 q^{69} - 2 q^{71} + 9 q^{73} - 25 q^{75} - 25 q^{77} + q^{79} + 39 q^{81} - 3 q^{83} + 5 q^{85} - 10 q^{87} + 13 q^{89} - 25 q^{91} + 24 q^{93} - q^{95} + 17 q^{97} + q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{3} - x^{2} - 6x + 5 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{2} - 4 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{2} + 4 \) 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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
−2.38849
0.812716
2.57577
0 −3.38849 0 −3.38849 0 3.70488 0 8.48186 0
1.2 0 −0.187284 0 −0.187284 0 −1.33949 0 −2.96492 0
1.3 0 1.57577 0 1.57577 0 4.63461 0 −0.516938 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(-1\)
\(41\) \(-1\)

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 6724.2.a.a 3
41.b even 2 1 6724.2.a.b yes 3
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
6724.2.a.a 3 1.a even 1 1 trivial
6724.2.a.b yes 3 41.b even 2 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{3} + 2T_{3}^{2} - 5T_{3} - 1 \) acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(6724))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{3} \) Copy content Toggle raw display
$3$ \( T^{3} + 2 T^{2} + \cdots - 1 \) Copy content Toggle raw display
$5$ \( T^{3} + 2 T^{2} + \cdots - 1 \) Copy content Toggle raw display
$7$ \( T^{3} - 7 T^{2} + \cdots + 23 \) Copy content Toggle raw display
$11$ \( T^{3} + 2 T^{2} + \cdots + 9 \) Copy content Toggle raw display
$13$ \( T^{3} + 2 T^{2} + \cdots + 9 \) Copy content Toggle raw display
$17$ \( T^{3} + 7 T^{2} + \cdots - 23 \) Copy content Toggle raw display
$19$ \( T^{3} - T^{2} + \cdots + 15 \) Copy content Toggle raw display
$23$ \( T^{3} + 3 T^{2} + \cdots - 47 \) Copy content Toggle raw display
$29$ \( T^{3} + 4T^{2} - T - 9 \) Copy content Toggle raw display
$31$ \( T^{3} - 2 T^{2} + \cdots + 40 \) Copy content Toggle raw display
$37$ \( T^{3} - 2 T^{2} + \cdots - 9 \) Copy content Toggle raw display
$41$ \( T^{3} \) Copy content Toggle raw display
$43$ \( T^{3} + 7 T^{2} + \cdots - 411 \) Copy content Toggle raw display
$47$ \( T^{3} + 15 T^{2} + \cdots - 125 \) Copy content Toggle raw display
$53$ \( T^{3} + T^{2} + \cdots - 117 \) Copy content Toggle raw display
$59$ \( T^{3} - 3 T^{2} + \cdots + 569 \) Copy content Toggle raw display
$61$ \( T^{3} - 16 T^{2} + \cdots - 45 \) Copy content Toggle raw display
$67$ \( T^{3} + 19 T^{2} + \cdots + 131 \) Copy content Toggle raw display
$71$ \( T^{3} + 2 T^{2} + \cdots - 40 \) Copy content Toggle raw display
$73$ \( T^{3} - 9 T^{2} + \cdots + 685 \) Copy content Toggle raw display
$79$ \( T^{3} - T^{2} + \cdots + 117 \) Copy content Toggle raw display
$83$ \( T^{3} + 3 T^{2} + \cdots - 15 \) Copy content Toggle raw display
$89$ \( T^{3} - 13 T^{2} + \cdots + 557 \) Copy content Toggle raw display
$97$ \( T^{3} - 17 T^{2} + \cdots - 135 \) Copy content Toggle raw display
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