Properties

Label 5520.2.be.b
Level $5520$
Weight $2$
Character orbit 5520.be
Analytic conductor $44.077$
Analytic rank $0$
Dimension $16$
CM no
Inner twists $2$

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Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [5520,2,Mod(1471,5520)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(5520, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 0, 0, 0, 1]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("5520.1471");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 5520 = 2^{4} \cdot 3 \cdot 5 \cdot 23 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 5520.be (of order \(2\), degree \(1\), 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: \(44.0774219157\)
Analytic rank: \(0\)
Dimension: \(16\)
Coefficient field: \(\mathbb{Q}[x]/(x^{16} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} - 4 x^{15} + 8 x^{14} + 28 x^{13} + 373 x^{12} - 920 x^{11} + 1088 x^{10} - 168 x^{9} + 16460 x^{8} + \cdots + 64 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{19}]\)
Coefficient ring index: \( 2^{8} \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-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 \(1,\beta_1,\ldots,\beta_{15}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{10} q^{3} + \beta_{10} q^{5} + (\beta_{4} + 1) q^{7} - q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_{10} q^{3} + \beta_{10} q^{5} + (\beta_{4} + 1) q^{7} - q^{9} - \beta_{6} q^{11} + ( - \beta_{3} + 1) q^{13} - q^{15} + (\beta_{14} + \beta_1) q^{17} + (\beta_{9} + \beta_{4} + \beta_{3}) q^{19} - \beta_{14} q^{21} + ( - \beta_{15} + \beta_{5} - 1) q^{23} - q^{25} - \beta_{10} q^{27} + ( - \beta_{6} + \beta_{2}) q^{29} + (\beta_{15} + \beta_{14} + \cdots + \beta_1) q^{31}+ \cdots + \beta_{6} q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q + 8 q^{7} - 16 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 16 q + 8 q^{7} - 16 q^{9} - 8 q^{11} + 8 q^{13} - 16 q^{15} - 12 q^{23} - 16 q^{25} - 4 q^{29} + 4 q^{41} + 20 q^{49} + 4 q^{51} - 8 q^{63} + 16 q^{67} + 40 q^{73} + 24 q^{77} - 32 q^{79} + 16 q^{81} + 4 q^{85} + 48 q^{91} + 8 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{16} - 4 x^{15} + 8 x^{14} + 28 x^{13} + 373 x^{12} - 920 x^{11} + 1088 x^{10} - 168 x^{9} + 16460 x^{8} + \cdots + 64 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( - 22\!\cdots\!31 \nu^{15} + \cdots + 94\!\cdots\!12 ) / 34\!\cdots\!80 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 25\!\cdots\!12 \nu^{15} + \cdots - 31\!\cdots\!04 ) / 86\!\cdots\!20 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( - 57\!\cdots\!99 \nu^{15} + \cdots - 72\!\cdots\!32 ) / 17\!\cdots\!40 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( - 43\!\cdots\!39 \nu^{15} + \cdots + 37\!\cdots\!88 ) / 10\!\cdots\!40 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( - 37\!\cdots\!43 \nu^{15} + \cdots + 17\!\cdots\!88 ) / 69\!\cdots\!96 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 13\!\cdots\!66 \nu^{15} + \cdots + 84\!\cdots\!08 ) / 17\!\cdots\!40 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( 34\!\cdots\!24 \nu^{15} + \cdots + 16\!\cdots\!24 ) / 34\!\cdots\!48 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( - 22\!\cdots\!08 \nu^{15} + \cdots + 55\!\cdots\!96 ) / 17\!\cdots\!40 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( 14\!\cdots\!01 \nu^{15} + \cdots - 19\!\cdots\!72 ) / 10\!\cdots\!40 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( - 18\!\cdots\!28 \nu^{15} + \cdots + 81\!\cdots\!96 ) / 81\!\cdots\!60 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( - 31\!\cdots\!31 \nu^{15} + \cdots + 18\!\cdots\!32 ) / 10\!\cdots\!40 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( 22\!\cdots\!75 \nu^{15} + \cdots - 11\!\cdots\!28 ) / 34\!\cdots\!48 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( 16\!\cdots\!81 \nu^{15} + \cdots - 71\!\cdots\!92 ) / 17\!\cdots\!40 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( 10\!\cdots\!79 \nu^{15} + \cdots - 49\!\cdots\!28 ) / 10\!\cdots\!40 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( - 20\!\cdots\!19 \nu^{15} + \cdots + 86\!\cdots\!48 ) / 17\!\cdots\!40 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{15} + \beta_{13} - \beta_{10} - \beta_{7} + \beta_{6} ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{15} + \beta_{14} - \beta_{12} + \beta_{11} - 6\beta_{10} + 2\beta_{8} \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 15 \beta_{15} + 5 \beta_{14} + 15 \beta_{13} - 7 \beta_{12} + 2 \beta_{11} - 18 \beta_{10} - 2 \beta_{9} + \cdots - 8 ) / 2 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( -23\beta_{9} + 37\beta_{7} - 16\beta_{6} + 4\beta_{5} - 35\beta_{4} - 15\beta_{3} - 29\beta_{2} - 125 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( - 333 \beta_{15} - 181 \beta_{14} - 297 \beta_{13} + 219 \beta_{12} - 82 \beta_{11} + 524 \beta_{10} + \cdots - 408 ) / 2 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( - 1101 \beta_{15} - 923 \beta_{14} - 638 \beta_{13} + 793 \beta_{12} - 545 \beta_{11} + 2482 \beta_{10} + \cdots - 82 \beta_1 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( - 8539 \beta_{15} - 5455 \beta_{14} - 6931 \beta_{13} + 6049 \beta_{12} - 2698 \beta_{11} + \cdots + 13796 ) / 2 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( 13535 \beta_{9} - 30705 \beta_{7} + 19868 \beta_{6} - 1292 \beta_{5} + 23987 \beta_{4} + 5879 \beta_{3} + \cdots + 67757 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( ( 228693 \beta_{15} + 156049 \beta_{14} + 175233 \beta_{13} - 163999 \beta_{12} + 80530 \beta_{11} + \cdots + 411416 ) / 2 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( 840209 \beta_{15} + 632431 \beta_{14} + 572066 \beta_{13} - 592981 \beta_{12} + 348673 \beta_{11} + \cdots + 17622 \beta_1 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( 6197443 \beta_{15} + 4357551 \beta_{14} + 4599939 \beta_{13} - 4440465 \beta_{12} + 2294850 \beta_{11} + \cdots - 11675244 ) / 2 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( - 9198311 \beta_{9} + 22872101 \beta_{7} - 15968640 \beta_{6} + 198152 \beta_{5} - 16890359 \beta_{4} + \cdots - 46197501 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( ( - 168436077 \beta_{15} - 120154729 \beta_{14} - 122923041 \beta_{13} + 120385895 \beta_{12} + \cdots - 324105616 ) / 2 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( - 621856845 \beta_{15} - 454761563 \beta_{14} - 439706318 \beta_{13} + 441047113 \beta_{12} + \cdots - 1156906 \beta_1 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( ( - 4580463835 \beta_{15} - 3291035767 \beta_{14} - 3313391155 \beta_{13} + 3267676777 \beta_{12} + \cdots + 8903892116 ) / 2 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/5520\mathbb{Z}\right)^\times\).

\(n\) \(1201\) \(1381\) \(1841\) \(4417\) \(4831\)
\(\chi(n)\) \(-1\) \(1\) \(1\) \(1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1471.1
1.49885 + 1.49885i
−0.373815 0.373815i
1.30491 + 1.30491i
−2.02116 2.02116i
−2.64546 2.64546i
3.68710 + 3.68710i
0.476829 + 0.476829i
0.0727486 + 0.0727486i
1.49885 1.49885i
−0.373815 + 0.373815i
1.30491 1.30491i
−2.02116 + 2.02116i
−2.64546 + 2.64546i
3.68710 3.68710i
0.476829 0.476829i
0.0727486 0.0727486i
0 1.00000i 0 1.00000i 0 −4.84428 0 −1.00000 0
1471.2 0 1.00000i 0 1.00000i 0 −1.61153 0 −1.00000 0
1471.3 0 1.00000i 0 1.00000i 0 −0.482745 0 −1.00000 0
1471.4 0 1.00000i 0 1.00000i 0 −0.279423 0 −1.00000 0
1471.5 0 1.00000i 0 1.00000i 0 1.23448 0 −1.00000 0
1471.6 0 1.00000i 0 1.00000i 0 1.58474 0 −1.00000 0
1471.7 0 1.00000i 0 1.00000i 0 3.79952 0 −1.00000 0
1471.8 0 1.00000i 0 1.00000i 0 4.59925 0 −1.00000 0
1471.9 0 1.00000i 0 1.00000i 0 −4.84428 0 −1.00000 0
1471.10 0 1.00000i 0 1.00000i 0 −1.61153 0 −1.00000 0
1471.11 0 1.00000i 0 1.00000i 0 −0.482745 0 −1.00000 0
1471.12 0 1.00000i 0 1.00000i 0 −0.279423 0 −1.00000 0
1471.13 0 1.00000i 0 1.00000i 0 1.23448 0 −1.00000 0
1471.14 0 1.00000i 0 1.00000i 0 1.58474 0 −1.00000 0
1471.15 0 1.00000i 0 1.00000i 0 3.79952 0 −1.00000 0
1471.16 0 1.00000i 0 1.00000i 0 4.59925 0 −1.00000 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1471.16
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
92.b even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 5520.2.be.b yes 16
4.b odd 2 1 5520.2.be.a 16
23.b odd 2 1 5520.2.be.a 16
92.b even 2 1 inner 5520.2.be.b yes 16
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
5520.2.be.a 16 4.b odd 2 1
5520.2.be.a 16 23.b odd 2 1
5520.2.be.b yes 16 1.a even 1 1 trivial
5520.2.be.b yes 16 92.b even 2 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{8} - 4T_{7}^{7} - 25T_{7}^{6} + 108T_{7}^{5} + 39T_{7}^{4} - 316T_{7}^{3} + 37T_{7}^{2} + 164T_{7} + 36 \) acting on \(S_{2}^{\mathrm{new}}(5520, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{16} \) Copy content Toggle raw display
$3$ \( (T^{2} + 1)^{8} \) Copy content Toggle raw display
$5$ \( (T^{2} + 1)^{8} \) Copy content Toggle raw display
$7$ \( (T^{8} - 4 T^{7} - 25 T^{6} + \cdots + 36)^{2} \) Copy content Toggle raw display
$11$ \( (T^{8} + 4 T^{7} + \cdots + 800)^{2} \) Copy content Toggle raw display
$13$ \( (T^{8} - 4 T^{7} + \cdots + 592)^{2} \) Copy content Toggle raw display
$17$ \( T^{16} + 94 T^{14} + \cdots + 1354896 \) Copy content Toggle raw display
$19$ \( (T^{8} - 102 T^{6} + \cdots - 17672)^{2} \) Copy content Toggle raw display
$23$ \( T^{16} + \cdots + 78310985281 \) Copy content Toggle raw display
$29$ \( (T^{8} + 2 T^{7} + \cdots + 540)^{2} \) Copy content Toggle raw display
$31$ \( T^{16} + \cdots + 10223636544 \) Copy content Toggle raw display
$37$ \( T^{16} + \cdots + 56667802500 \) Copy content Toggle raw display
$41$ \( (T^{8} - 2 T^{7} + \cdots - 127396)^{2} \) Copy content Toggle raw display
$43$ \( (T^{8} - 208 T^{6} + \cdots + 2022592)^{2} \) Copy content Toggle raw display
$47$ \( T^{16} + \cdots + 1006281834496 \) Copy content Toggle raw display
$53$ \( T^{16} + \cdots + 1337788330384 \) Copy content Toggle raw display
$59$ \( T^{16} + \cdots + 99130522500 \) Copy content Toggle raw display
$61$ \( T^{16} + \cdots + 713958400 \) Copy content Toggle raw display
$67$ \( (T^{8} - 8 T^{7} + \cdots + 1963932)^{2} \) Copy content Toggle raw display
$71$ \( T^{16} + \cdots + 925232372100 \) Copy content Toggle raw display
$73$ \( (T^{8} - 20 T^{7} + \cdots + 36784)^{2} \) Copy content Toggle raw display
$79$ \( (T^{8} + 16 T^{7} + \cdots - 958464)^{2} \) Copy content Toggle raw display
$83$ \( (T^{8} - 317 T^{6} + \cdots - 700572)^{2} \) Copy content Toggle raw display
$89$ \( T^{16} + \cdots + 71156629504 \) Copy content Toggle raw display
$97$ \( T^{16} + \cdots + 10557973504 \) Copy content Toggle raw display
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