Properties

Label 3380.2.d.d
Level $3380$
Weight $2$
Character orbit 3380.d
Analytic conductor $26.989$
Analytic rank $0$
Dimension $16$
CM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [3380,2,Mod(1689,3380)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3380, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 1, 1]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("3380.1689");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 3380 = 2^{2} \cdot 5 \cdot 13^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 3380.d (of order \(2\), degree \(1\), not 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: \(26.9894358832\)
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: \( x^{16} - 7x^{14} + 21x^{12} - 22x^{10} - 26x^{8} - 198x^{6} + 1701x^{4} - 5103x^{2} + 6561 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 2^{16} \)
Twist minimal: no (minimal twist has level 260)
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.

\(f(q)\) \(=\) \( q + \beta_{6} q^{3} + \beta_{9} q^{5} + \beta_{7} q^{7} + (\beta_{2} - 1) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_{6} q^{3} + \beta_{9} q^{5} + \beta_{7} q^{7} + (\beta_{2} - 1) q^{9} + ( - \beta_{4} + \beta_{3} + \beta_1) q^{11} + (\beta_{10} - \beta_{5} - \beta_{4}) q^{15} + ( - \beta_{13} - \beta_{12} + \cdots - \beta_{6}) q^{17}+ \cdots + (\beta_{11} - 3 \beta_{10} + \cdots - 4 \beta_1) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q - 20 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 16 q - 20 q^{9} - 14 q^{25} - 24 q^{29} + 12 q^{49} + 44 q^{51} - 4 q^{55} + 56 q^{61} + 68 q^{69} + 84 q^{75} - 16 q^{79} + 88 q^{81}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{16} - 7x^{14} + 21x^{12} - 22x^{10} - 26x^{8} - 198x^{6} + 1701x^{4} - 5103x^{2} + 6561 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( -5\nu^{14} + 2\nu^{12} - 63\nu^{10} + 11\nu^{8} + 289\nu^{6} - 69\nu^{4} - 1674\nu^{2} + 16281 ) / 7776 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -\nu^{14} + 7\nu^{12} - 21\nu^{10} + 22\nu^{8} + 26\nu^{6} + 198\nu^{4} - 972\nu^{2} + 3645 ) / 729 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 25 \nu^{15} + 141 \nu^{14} + 518 \nu^{13} - 690 \nu^{12} - 1653 \nu^{11} + 2583 \nu^{10} + \cdots - 636417 ) / 139968 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 25 \nu^{15} - 141 \nu^{14} + 518 \nu^{13} + 690 \nu^{12} - 1653 \nu^{11} - 2583 \nu^{10} + \cdots + 636417 ) / 139968 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 11\nu^{15} - 158\nu^{13} + 393\nu^{11} + 163\nu^{9} + 281\nu^{7} - 10845\nu^{5} + 50382\nu^{3} - 75087\nu ) / 34992 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( \nu^{15} - 7\nu^{13} + 21\nu^{11} - 22\nu^{9} - 26\nu^{7} - 198\nu^{5} + 1701\nu^{3} - 2916\nu ) / 2187 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( -\nu^{15} + 7\nu^{13} - 21\nu^{11} + 22\nu^{9} + 26\nu^{7} + 198\nu^{5} - 1701\nu^{3} + 7290\nu ) / 2187 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( 5\nu^{15} - 44\nu^{13} + 6\nu^{11} + 106\nu^{9} - 418\nu^{7} - 1566\nu^{5} + 13041\nu^{3} - 7290\nu ) / 8748 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( 107 \nu^{15} + 399 \nu^{14} - 686 \nu^{13} - 1902 \nu^{12} + 1401 \nu^{11} + 3357 \nu^{10} + \cdots - 789507 ) / 139968 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( 107 \nu^{15} - 399 \nu^{14} - 686 \nu^{13} + 1902 \nu^{12} + 1401 \nu^{11} - 3357 \nu^{10} + \cdots + 789507 ) / 139968 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( -79\nu^{14} + 286\nu^{12} - 573\nu^{10} - 575\nu^{8} - 253\nu^{6} + 21585\nu^{4} - 67230\nu^{2} + 132435 ) / 7776 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( 31 \nu^{15} + 36 \nu^{14} - 100 \nu^{13} - 117 \nu^{12} + 156 \nu^{11} + 54 \nu^{10} + 236 \nu^{9} + \cdots - 41553 ) / 17496 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( 31 \nu^{15} - 36 \nu^{14} - 100 \nu^{13} + 117 \nu^{12} + 156 \nu^{11} - 54 \nu^{10} + 236 \nu^{9} + \cdots + 41553 ) / 17496 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( 9 \nu^{15} + 2 \nu^{14} - 36 \nu^{13} + 13 \nu^{12} + 81 \nu^{11} - 66 \nu^{10} + 45 \nu^{9} + \cdots + 10935 ) / 2916 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( 9 \nu^{15} - 2 \nu^{14} - 36 \nu^{13} - 13 \nu^{12} + 81 \nu^{11} + 66 \nu^{10} + 45 \nu^{9} + \cdots - 10935 ) / 2916 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{7} + \beta_{6} ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( -\beta_{4} + \beta_{3} + \beta_{2} + \beta _1 + 2 ) / 2 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( \beta_{15} + \beta_{14} - \beta_{13} - \beta_{12} - 2\beta_{10} - 2\beta_{9} + \beta_{8} + \beta_{7} + \beta_{5} ) / 2 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( - \beta_{15} + \beta_{14} + 2 \beta_{13} - 2 \beta_{12} + \beta_{11} - 3 \beta_{10} + 3 \beta_{9} + \cdots + 1 ) / 2 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( \beta_{15} + \beta_{14} + \beta_{13} + \beta_{12} - 6 \beta_{10} - 6 \beta_{9} + 3 \beta_{8} + \cdots - 4 \beta_{3} ) / 2 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( -\beta_{15} + \beta_{14} + 4\beta_{13} - 4\beta_{12} - 2\beta_{11} - 2\beta_{4} + 2\beta_{3} + 3\beta_{2} + 8\beta _1 - 6 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( - 3 \beta_{15} - 3 \beta_{14} + 13 \beta_{13} + 13 \beta_{12} - 22 \beta_{10} - 22 \beta_{9} + \cdots - 8 \beta_{3} ) / 2 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( 7 \beta_{15} - 7 \beta_{14} + 14 \beta_{13} - 14 \beta_{12} - 5 \beta_{11} - 13 \beta_{10} + 13 \beta_{9} + \cdots - 35 ) / 2 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( ( 13 \beta_{15} + 13 \beta_{14} + 3 \beta_{13} + 3 \beta_{12} - 6 \beta_{10} - 6 \beta_{9} + \cdots - 32 \beta_{3} ) / 2 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( ( 24 \beta_{15} - 24 \beta_{14} + 28 \beta_{13} - 28 \beta_{12} - 28 \beta_{11} + 32 \beta_{10} + \cdots + 270 ) / 2 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( 40 \beta_{15} + 40 \beta_{14} - 40 \beta_{13} - 40 \beta_{12} + 20 \beta_{10} + 20 \beta_{9} + \cdots - 36 \beta_{3} ) / 2 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( 16 \beta_{15} - 16 \beta_{14} - 16 \beta_{13} + 16 \beta_{12} - 36 \beta_{11} + 88 \beta_{10} + \cdots + 217 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( ( 408 \beta_{15} + 408 \beta_{14} - 472 \beta_{13} - 472 \beta_{12} - 284 \beta_{10} + \cdots + 140 \beta_{3} ) / 2 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( ( - 376 \beta_{15} + 376 \beta_{14} + 100 \beta_{13} - 100 \beta_{12} + 68 \beta_{11} - 320 \beta_{10} + \cdots + 1830 ) / 2 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( ( 721 \beta_{15} + 721 \beta_{14} - 161 \beta_{13} - 161 \beta_{12} - 898 \beta_{10} - 898 \beta_{9} + \cdots + 32 \beta_{3} ) / 2 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/3380\mathbb{Z}\right)^\times\).

\(n\) \(677\) \(1691\) \(1861\)
\(\chi(n)\) \(-1\) \(1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1689.1
−0.517063 1.65307i
0.517063 1.65307i
−1.42836 0.979681i
1.42836 0.979681i
1.56631 0.739379i
−1.56631 0.739379i
1.72890 0.104392i
−1.72890 0.104392i
1.72890 + 0.104392i
−1.72890 + 0.104392i
1.56631 + 0.739379i
−1.56631 + 0.739379i
−1.42836 + 0.979681i
1.42836 + 0.979681i
−0.517063 + 1.65307i
0.517063 + 1.65307i
0 3.30614i 0 −0.877236 2.05681i 0 −1.03413 0 −7.93058 0
1689.2 0 3.30614i 0 0.877236 + 2.05681i 0 1.03413 0 −7.93058 0
1689.3 0 1.95936i 0 −2.16188 0.571200i 0 −2.85673 0 −0.839100 0
1689.4 0 1.95936i 0 2.16188 + 0.571200i 0 2.85673 0 −0.839100 0
1689.5 0 1.47876i 0 −0.494086 2.18080i 0 3.13261 0 0.813273 0
1689.6 0 1.47876i 0 0.494086 + 2.18080i 0 −3.13261 0 0.813273 0
1689.7 0 0.208784i 0 −1.60081 1.56122i 0 3.45780 0 2.95641 0
1689.8 0 0.208784i 0 1.60081 + 1.56122i 0 −3.45780 0 2.95641 0
1689.9 0 0.208784i 0 −1.60081 + 1.56122i 0 3.45780 0 2.95641 0
1689.10 0 0.208784i 0 1.60081 1.56122i 0 −3.45780 0 2.95641 0
1689.11 0 1.47876i 0 −0.494086 + 2.18080i 0 3.13261 0 0.813273 0
1689.12 0 1.47876i 0 0.494086 2.18080i 0 −3.13261 0 0.813273 0
1689.13 0 1.95936i 0 −2.16188 + 0.571200i 0 −2.85673 0 −0.839100 0
1689.14 0 1.95936i 0 2.16188 0.571200i 0 2.85673 0 −0.839100 0
1689.15 0 3.30614i 0 −0.877236 + 2.05681i 0 −1.03413 0 −7.93058 0
1689.16 0 3.30614i 0 0.877236 2.05681i 0 1.03413 0 −7.93058 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1689.16
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
13.b even 2 1 inner
65.d even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 3380.2.d.d 16
5.b even 2 1 inner 3380.2.d.d 16
13.b even 2 1 inner 3380.2.d.d 16
13.c even 3 1 260.2.z.a 16
13.d odd 4 2 3380.2.c.e 16
13.e even 6 1 260.2.z.a 16
39.h odd 6 1 2340.2.cr.a 16
39.i odd 6 1 2340.2.cr.a 16
52.i odd 6 1 1040.2.df.d 16
52.j odd 6 1 1040.2.df.d 16
65.d even 2 1 inner 3380.2.d.d 16
65.g odd 4 2 3380.2.c.e 16
65.l even 6 1 260.2.z.a 16
65.n even 6 1 260.2.z.a 16
65.q odd 12 2 1300.2.y.e 16
65.r odd 12 2 1300.2.y.e 16
195.x odd 6 1 2340.2.cr.a 16
195.y odd 6 1 2340.2.cr.a 16
260.v odd 6 1 1040.2.df.d 16
260.w odd 6 1 1040.2.df.d 16
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
260.2.z.a 16 13.c even 3 1
260.2.z.a 16 13.e even 6 1
260.2.z.a 16 65.l even 6 1
260.2.z.a 16 65.n even 6 1
1040.2.df.d 16 52.i odd 6 1
1040.2.df.d 16 52.j odd 6 1
1040.2.df.d 16 260.v odd 6 1
1040.2.df.d 16 260.w odd 6 1
1300.2.y.e 16 65.q odd 12 2
1300.2.y.e 16 65.r odd 12 2
2340.2.cr.a 16 39.h odd 6 1
2340.2.cr.a 16 39.i odd 6 1
2340.2.cr.a 16 195.x odd 6 1
2340.2.cr.a 16 195.y odd 6 1
3380.2.c.e 16 13.d odd 4 2
3380.2.c.e 16 65.g odd 4 2
3380.2.d.d 16 1.a even 1 1 trivial
3380.2.d.d 16 5.b even 2 1 inner
3380.2.d.d 16 13.b even 2 1 inner
3380.2.d.d 16 65.d even 2 1 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(3380, [\chi])\):

\( T_{3}^{8} + 17T_{3}^{6} + 75T_{3}^{4} + 95T_{3}^{2} + 4 \) Copy content Toggle raw display
\( T_{7}^{8} - 31T_{7}^{6} + 327T_{7}^{4} - 1273T_{7}^{2} + 1024 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{16} \) Copy content Toggle raw display
$3$ \( (T^{8} + 17 T^{6} + 75 T^{4} + \cdots + 4)^{2} \) Copy content Toggle raw display
$5$ \( T^{16} + 7 T^{14} + \cdots + 390625 \) Copy content Toggle raw display
$7$ \( (T^{8} - 31 T^{6} + \cdots + 1024)^{2} \) Copy content Toggle raw display
$11$ \( (T^{8} + 65 T^{6} + \cdots + 4096)^{2} \) Copy content Toggle raw display
$13$ \( T^{16} \) Copy content Toggle raw display
$17$ \( (T^{8} + 80 T^{6} + \cdots + 52441)^{2} \) Copy content Toggle raw display
$19$ \( (T^{8} + 165 T^{6} + \cdots + 412164)^{2} \) Copy content Toggle raw display
$23$ \( (T^{8} + 89 T^{6} + \cdots + 1156)^{2} \) Copy content Toggle raw display
$29$ \( (T^{4} + 6 T^{3} + \cdots - 393)^{4} \) Copy content Toggle raw display
$31$ \( (T^{8} + 108 T^{6} + \cdots + 2304)^{2} \) Copy content Toggle raw display
$37$ \( (T^{8} - 160 T^{6} + \cdots + 292681)^{2} \) Copy content Toggle raw display
$41$ \( (T^{8} + 164 T^{6} + \cdots + 1771561)^{2} \) Copy content Toggle raw display
$43$ \( (T^{8} + 237 T^{6} + \cdots + 535824)^{2} \) Copy content Toggle raw display
$47$ \( (T^{8} - 132 T^{6} + \cdots + 147456)^{2} \) Copy content Toggle raw display
$53$ \( (T^{8} + 191 T^{6} + \cdots + 30976)^{2} \) Copy content Toggle raw display
$59$ \( (T^{8} + 65 T^{6} + \cdots + 1936)^{2} \) Copy content Toggle raw display
$61$ \( (T^{4} - 14 T^{3} + \cdots - 1157)^{4} \) Copy content Toggle raw display
$67$ \( (T^{8} - 451 T^{6} + \cdots + 850084)^{2} \) Copy content Toggle raw display
$71$ \( (T^{8} + 341 T^{6} + \cdots + 3104644)^{2} \) Copy content Toggle raw display
$73$ \( (T^{8} - 133 T^{6} + \cdots + 861184)^{2} \) Copy content Toggle raw display
$79$ \( (T^{4} + 4 T^{3} + \cdots + 4096)^{4} \) Copy content Toggle raw display
$83$ \( (T^{8} - 228 T^{6} + \cdots + 36864)^{2} \) Copy content Toggle raw display
$89$ \( (T^{8} + 65 T^{6} + \cdots + 1936)^{2} \) Copy content Toggle raw display
$97$ \( (T^{8} - 331 T^{6} + \cdots + 3020644)^{2} \) Copy content Toggle raw display
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