Properties

Label 2475.2.a.y
Level $2475$
Weight $2$
Character orbit 2475.a
Self dual yes
Analytic conductor $19.763$
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] = [2475,2,Mod(1,2475)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2475, 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("2475.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 2475 = 3^{2} \cdot 5^{2} \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 2475.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: \(19.7629745003\)
Analytic rank: \(0\)
Dimension: \(3\)
Coefficient field: 3.3.148.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{3} - x^{2} - 3x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 165)
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.

\(f(q)\) \(=\) \( q + ( - \beta_{2} - 1) q^{2} + (\beta_{2} - \beta_1 + 2) q^{4} + ( - \beta_{2} - \beta_1 + 3) q^{7} + (3 \beta_1 - 4) q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q + ( - \beta_{2} - 1) q^{2} + (\beta_{2} - \beta_1 + 2) q^{4} + ( - \beta_{2} - \beta_1 + 3) q^{7} + (3 \beta_1 - 4) q^{8} + q^{11} + ( - \beta_{2} + 3 \beta_1 + 1) q^{13} + ( - 3 \beta_{2} + \beta_1 - 1) q^{14} + (2 \beta_{2} - 4 \beta_1 + 3) q^{16} + ( - 3 \beta_{2} - \beta_1 - 1) q^{17} + (2 \beta_{2} + 4 \beta_1 - 2) q^{19} + ( - \beta_{2} - 1) q^{22} - 4 q^{23} + ( - \beta_{2} - 7 \beta_1 + 5) q^{26} + (3 \beta_{2} - 3 \beta_1 + 5) q^{28} + (2 \beta_{2} + 2 \beta_1 + 2) q^{29} + (2 \beta_1 + 2) q^{31} + ( - 3 \beta_{2} + 4 \beta_1 - 5) q^{32} + (\beta_{2} - \beta_1 + 9) q^{34} + ( - 2 \beta_{2} - 2 \beta_1 + 2) q^{37} + (2 \beta_{2} - 6 \beta_1) q^{38} + (2 \beta_{2} + 2 \beta_1 + 2) q^{41} + ( - \beta_{2} - \beta_1 + 3) q^{43} + (\beta_{2} - \beta_1 + 2) q^{44} + (4 \beta_{2} + 4) q^{46} + (2 \beta_{2} - 2 \beta_1 - 2) q^{47} + ( - 6 \beta_{2} - 4 \beta_1 + 5) q^{49} + ( - 3 \beta_{2} + 7 \beta_1 - 11) q^{52} + ( - 2 \beta_{2} - 4 \beta_1 + 4) q^{53} + (\beta_{2} + 7 \beta_1 - 15) q^{56} + ( - 2 \beta_{2} - 2 \beta_1 - 6) q^{58} + (2 \beta_{2} - 4 \beta_1 + 4) q^{59} + ( - 4 \beta_1 + 2) q^{61} + ( - 2 \beta_{2} - 4 \beta_1) q^{62} + (\beta_{2} - 3 \beta_1 + 12) q^{64} + (4 \beta_{2} + 4) q^{67} + ( - 3 \beta_{2} + 5 \beta_1 - 11) q^{68} + (2 \beta_{2} + 4) q^{71} + ( - 3 \beta_{2} - 3 \beta_1 + 7) q^{73} + ( - 2 \beta_{2} + 2 \beta_1 + 2) q^{74} + ( - 4 \beta_{2} + 6 \beta_1 - 8) q^{76} + ( - \beta_{2} - \beta_1 + 3) q^{77} + (2 \beta_{2} - 2) q^{79} + ( - 2 \beta_{2} - 2 \beta_1 - 6) q^{82} + ( - \beta_{2} - \beta_1 + 1) q^{83} + ( - 3 \beta_{2} + \beta_1 - 1) q^{86} + (3 \beta_1 - 4) q^{88} - 2 \beta_1 q^{89} + ( - 8 \beta_{2} + 2 \beta_1 + 2) q^{91} + ( - 4 \beta_{2} + 4 \beta_1 - 8) q^{92} + (2 \beta_{2} + 6 \beta_1 - 6) q^{94} + (4 \beta_1 - 4) q^{97} + ( - 5 \beta_{2} + 2 \beta_1 + 9) q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 3 q - 3 q^{2} + 5 q^{4} + 8 q^{7} - 9 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( 3 q - 3 q^{2} + 5 q^{4} + 8 q^{7} - 9 q^{8} + 3 q^{11} + 6 q^{13} - 2 q^{14} + 5 q^{16} - 4 q^{17} - 2 q^{19} - 3 q^{22} - 12 q^{23} + 8 q^{26} + 12 q^{28} + 8 q^{29} + 8 q^{31} - 11 q^{32} + 26 q^{34} + 4 q^{37} - 6 q^{38} + 8 q^{41} + 8 q^{43} + 5 q^{44} + 12 q^{46} - 8 q^{47} + 11 q^{49} - 26 q^{52} + 8 q^{53} - 38 q^{56} - 20 q^{58} + 8 q^{59} + 2 q^{61} - 4 q^{62} + 33 q^{64} + 12 q^{67} - 28 q^{68} + 12 q^{71} + 18 q^{73} + 8 q^{74} - 18 q^{76} + 8 q^{77} - 6 q^{79} - 20 q^{82} + 2 q^{83} - 2 q^{86} - 9 q^{88} - 2 q^{89} + 8 q^{91} - 20 q^{92} - 12 q^{94} - 8 q^{97} + 29 q^{98}+O(q^{100}) \) Copy content Toggle raw display

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

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{2} - \nu - 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{2} + \beta _1 + 2 \) 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
−1.48119
2.17009
0.311108
−2.67513 0 5.15633 0 0 2.80606 −8.44358 0 0
1.2 −1.53919 0 0.369102 0 0 0.290725 2.51026 0 0
1.3 1.21432 0 −0.525428 0 0 4.90321 −3.06668 0 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(3\) \(-1\)
\(5\) \(-1\)
\(11\) \(-1\)

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 2475.2.a.y 3
3.b odd 2 1 825.2.a.n 3
5.b even 2 1 2475.2.a.be 3
5.c odd 4 2 495.2.c.d 6
15.d odd 2 1 825.2.a.h 3
15.e even 4 2 165.2.c.a 6
33.d even 2 1 9075.2.a.cc 3
60.l odd 4 2 2640.2.d.i 6
165.d even 2 1 9075.2.a.ck 3
165.l odd 4 2 1815.2.c.d 6
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
165.2.c.a 6 15.e even 4 2
495.2.c.d 6 5.c odd 4 2
825.2.a.h 3 15.d odd 2 1
825.2.a.n 3 3.b odd 2 1
1815.2.c.d 6 165.l odd 4 2
2475.2.a.y 3 1.a even 1 1 trivial
2475.2.a.be 3 5.b even 2 1
2640.2.d.i 6 60.l odd 4 2
9075.2.a.cc 3 33.d even 2 1
9075.2.a.ck 3 165.d even 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(2475))\):

\( T_{2}^{3} + 3T_{2}^{2} - T_{2} - 5 \) Copy content Toggle raw display
\( T_{7}^{3} - 8T_{7}^{2} + 16T_{7} - 4 \) Copy content Toggle raw display
\( T_{29}^{3} - 8T_{29}^{2} + 32 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{3} + 3T^{2} - T - 5 \) Copy content Toggle raw display
$3$ \( T^{3} \) Copy content Toggle raw display
$5$ \( T^{3} \) Copy content Toggle raw display
$7$ \( T^{3} - 8 T^{2} + 16 T - 4 \) Copy content Toggle raw display
$11$ \( (T - 1)^{3} \) Copy content Toggle raw display
$13$ \( T^{3} - 6 T^{2} - 28 T + 148 \) Copy content Toggle raw display
$17$ \( T^{3} + 4 T^{2} - 28 T - 116 \) Copy content Toggle raw display
$19$ \( T^{3} + 2 T^{2} - 52 T - 184 \) Copy content Toggle raw display
$23$ \( (T + 4)^{3} \) Copy content Toggle raw display
$29$ \( T^{3} - 8T^{2} + 32 \) Copy content Toggle raw display
$31$ \( T^{3} - 8 T^{2} + 8 T + 16 \) Copy content Toggle raw display
$37$ \( T^{3} - 4 T^{2} - 16 T + 32 \) Copy content Toggle raw display
$41$ \( T^{3} - 8T^{2} + 32 \) Copy content Toggle raw display
$43$ \( T^{3} - 8 T^{2} + 16 T - 4 \) Copy content Toggle raw display
$47$ \( T^{3} + 8 T^{2} - 16 T - 160 \) Copy content Toggle raw display
$53$ \( T^{3} - 8 T^{2} - 32 T + 272 \) Copy content Toggle raw display
$59$ \( T^{3} - 8 T^{2} - 64 T - 80 \) Copy content Toggle raw display
$61$ \( T^{3} - 2 T^{2} - 52 T + 40 \) Copy content Toggle raw display
$67$ \( T^{3} - 12 T^{2} - 16 T + 320 \) Copy content Toggle raw display
$71$ \( T^{3} - 12 T^{2} + 32 T + 16 \) Copy content Toggle raw display
$73$ \( T^{3} - 18 T^{2} + 60 T + 92 \) Copy content Toggle raw display
$79$ \( T^{3} + 6 T^{2} - 4 T - 8 \) Copy content Toggle raw display
$83$ \( T^{3} - 2 T^{2} - 4 T + 4 \) Copy content Toggle raw display
$89$ \( T^{3} + 2 T^{2} - 12 T - 8 \) Copy content Toggle raw display
$97$ \( T^{3} + 8 T^{2} - 32 T - 128 \) Copy content Toggle raw display
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