Properties

Label 1476.2.a.f
Level $1476$
Weight $2$
Character orbit 1476.a
Self dual yes
Analytic conductor $11.786$
Analytic rank $0$
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] = [1476,2,Mod(1,1476)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1476, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 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("1476.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1476 = 2^{2} \cdot 3^{2} \cdot 41 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1476.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: \(11.7859193383\)
Analytic rank: \(0\)
Dimension: \(3\)
Coefficient field: 3.3.404.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{3} - x^{2} - 5x - 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{5}]\)
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.

\(f(q)\) \(=\) \( q + (\beta_{2} + 1) q^{5} + (\beta_1 + 1) q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q + (\beta_{2} + 1) q^{5} + (\beta_1 + 1) q^{7} + ( - \beta_{2} + 2 \beta_1 + 2) q^{11} + (2 \beta_{2} - \beta_1 - 1) q^{13} + ( - \beta_1 + 2) q^{17} + (\beta_1 - 1) q^{19} + ( - \beta_{2} - 2 \beta_1 + 3) q^{23} + (\beta_{2} + \beta_1 + 1) q^{25} + ( - \beta_{2} + 6) q^{29} + ( - \beta_{2} - 3 \beta_1 + 1) q^{31} + (\beta_{2} + 3 \beta_1 + 2) q^{35} + (\beta_{2} - 5 \beta_1 + 1) q^{37} - q^{41} + ( - 4 \beta_{2} - 3) q^{43} + (2 \beta_{2} + \beta_1) q^{47} + (\beta_{2} + 3 \beta_1 - 3) q^{49} + (\beta_{2} - 5 \beta_1 + 4) q^{53} + (2 \beta_{2} + 5 \beta_1 - 1) q^{55} + ( - 2 \beta_{2} - 4 \beta_1 + 6) q^{59} + ( - 4 \beta_{2} + 2 \beta_1 - 1) q^{61} + ( - \beta_{2} - \beta_1 + 8) q^{65} + ( - 2 \beta_{2} - 2 \beta_1) q^{67} + (4 \beta_{2} - 3 \beta_1 - 4) q^{71} + ( - 2 \beta_{2} + 2 \beta_1 + 5) q^{73} + (\beta_{2} + 4 \beta_1 + 7) q^{77} + ( - 4 \beta_{2} + 2 \beta_1 + 2) q^{79} + ( - \beta_{2} + 4 \beta_1 + 5) q^{83} + (2 \beta_{2} - 3 \beta_1 + 1) q^{85} + (4 \beta_1 + 6) q^{89} + (\beta_{2} + \beta_1 - 2) q^{91} + ( - \beta_{2} + 3 \beta_1) q^{95} + ( - \beta_1 - 5) q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 3 q + 4 q^{5} + 4 q^{7}+O(q^{10}) \) Copy content Toggle raw display \( 3 q + 4 q^{5} + 4 q^{7} + 7 q^{11} - 2 q^{13} + 5 q^{17} - 2 q^{19} + 6 q^{23} + 5 q^{25} + 17 q^{29} - q^{31} + 10 q^{35} - q^{37} - 3 q^{41} - 13 q^{43} + 3 q^{47} - 5 q^{49} + 8 q^{53} + 4 q^{55} + 12 q^{59} - 5 q^{61} + 22 q^{65} - 4 q^{67} - 11 q^{71} + 15 q^{73} + 26 q^{77} + 4 q^{79} + 18 q^{83} + 2 q^{85} + 22 q^{89} - 4 q^{91} + 2 q^{95} - 16 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{3} - x^{2} - 5x - 1 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{2} - \nu - 3 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{2} + \beta _1 + 3 \) 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
−0.210756
−1.65544
2.86620
0 0 0 −1.74483 0 0.789244 0 0 0
1.2 0 0 0 2.39593 0 −0.655442 0 0 0
1.3 0 0 0 3.34889 0 3.86620 0 0 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(-1\)
\(3\) \(1\)
\(41\) \(1\)

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 1476.2.a.f yes 3
3.b odd 2 1 1476.2.a.e 3
4.b odd 2 1 5904.2.a.bn 3
12.b even 2 1 5904.2.a.bc 3
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1476.2.a.e 3 3.b odd 2 1
1476.2.a.f yes 3 1.a even 1 1 trivial
5904.2.a.bc 3 12.b even 2 1
5904.2.a.bn 3 4.b odd 2 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{3} - 4T_{5}^{2} - 2T_{5} + 14 \) acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(1476))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{3} \) Copy content Toggle raw display
$3$ \( T^{3} \) Copy content Toggle raw display
$5$ \( T^{3} - 4 T^{2} + \cdots + 14 \) Copy content Toggle raw display
$7$ \( T^{3} - 4T^{2} + 2 \) Copy content Toggle raw display
$11$ \( T^{3} - 7 T^{2} + \cdots + 63 \) Copy content Toggle raw display
$13$ \( T^{3} + 2 T^{2} + \cdots + 18 \) Copy content Toggle raw display
$17$ \( T^{3} - 5 T^{2} + \cdots + 7 \) Copy content Toggle raw display
$19$ \( T^{3} + 2 T^{2} + \cdots - 6 \) Copy content Toggle raw display
$23$ \( T^{3} - 6 T^{2} + \cdots + 154 \) Copy content Toggle raw display
$29$ \( T^{3} - 17 T^{2} + \cdots - 147 \) Copy content Toggle raw display
$31$ \( T^{3} + T^{2} + \cdots + 199 \) Copy content Toggle raw display
$37$ \( T^{3} + T^{2} + \cdots - 81 \) Copy content Toggle raw display
$41$ \( (T + 1)^{3} \) Copy content Toggle raw display
$43$ \( T^{3} + 13 T^{2} + \cdots - 849 \) Copy content Toggle raw display
$47$ \( T^{3} - 3 T^{2} + \cdots + 49 \) Copy content Toggle raw display
$53$ \( T^{3} - 8 T^{2} + \cdots + 252 \) Copy content Toggle raw display
$59$ \( T^{3} - 12 T^{2} + \cdots + 1232 \) Copy content Toggle raw display
$61$ \( T^{3} + 5 T^{2} + \cdots - 441 \) Copy content Toggle raw display
$67$ \( T^{3} + 4 T^{2} + \cdots + 32 \) Copy content Toggle raw display
$71$ \( T^{3} + 11 T^{2} + \cdots - 301 \) Copy content Toggle raw display
$73$ \( T^{3} - 15 T^{2} + \cdots + 67 \) Copy content Toggle raw display
$79$ \( T^{3} - 4 T^{2} + \cdots - 144 \) Copy content Toggle raw display
$83$ \( T^{3} - 18 T^{2} + \cdots + 294 \) Copy content Toggle raw display
$89$ \( T^{3} - 22 T^{2} + \cdots + 56 \) Copy content Toggle raw display
$97$ \( T^{3} + 16 T^{2} + \cdots + 126 \) Copy content Toggle raw display
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