Properties

Label 1344.2.i.f
Level $1344$
Weight $2$
Character orbit 1344.i
Analytic conductor $10.732$
Analytic rank $0$
Dimension $16$
CM no
Inner twists $8$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1344,2,Mod(545,1344)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1344, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 1, 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("1344.545");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1344 = 2^{6} \cdot 3 \cdot 7 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1344.i (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: \(10.7318940317\)
Analytic rank: \(0\)
Dimension: \(16\)
Coefficient field: 16.0.6040479020157644046336.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} - 7x^{12} - 32x^{8} - 567x^{4} + 6561 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 2^{26} \)
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.

\(f(q)\) \(=\) \( q + (\beta_{6} - 1) q^{3} + \beta_{5} q^{5} - \beta_{2} q^{7} + ( - 2 \beta_{6} - 1) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + (\beta_{6} - 1) q^{3} + \beta_{5} q^{5} - \beta_{2} q^{7} + ( - 2 \beta_{6} - 1) q^{9} - \beta_{10} q^{11} - \beta_1 q^{13} + ( - \beta_{5} - \beta_{3} + \cdots - \beta_1) q^{15}+ \cdots + (\beta_{10} - 2 \beta_{9}) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q - 16 q^{3} - 16 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 16 q - 16 q^{3} - 16 q^{9} - 16 q^{19} - 32 q^{25} + 80 q^{27} + 16 q^{57} + 32 q^{75} - 112 q^{81} + 48 q^{91}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{16} - 7x^{12} - 32x^{8} - 567x^{4} + 6561 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 25\nu^{14} - 256\nu^{10} + 496\nu^{6} - 34911\nu^{2} ) / 29160 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 10\nu^{14} - 69\nu^{12} - 16\nu^{10} + 240\nu^{8} - 1184\nu^{6} - 1680\nu^{4} - 11286\nu^{2} + 43011 ) / 19440 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -10\nu^{14} - 69\nu^{12} + 16\nu^{10} + 240\nu^{8} + 1184\nu^{6} - 1680\nu^{4} + 11286\nu^{2} + 43011 ) / 19440 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( -2\nu^{12} + 14\nu^{8} + 226\nu^{4} + 567 ) / 405 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 19\nu^{15} + 27\nu^{13} - 52\nu^{11} + 540\nu^{9} + 1012\nu^{7} - 3780\nu^{5} - 22113\nu^{3} - 12393\nu ) / 43740 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 9\nu^{15} + 37\nu^{13} - 16\nu^{9} - 1184\nu^{5} - 3231\nu^{3} - 20979\nu ) / 19440 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( 14\nu^{14} + 64\nu^{10} - 124\nu^{6} - 13122\nu^{2} ) / 3645 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( 4\nu^{15} + 21\nu^{13} + 26\nu^{11} + 96\nu^{9} - 506\nu^{7} - 186\nu^{5} - 1080\nu^{3} - 12393\nu ) / 7290 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( 31\nu^{14} + 26\nu^{10} - 506\nu^{6} - 18063\nu^{2} ) / 3645 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( - 169 \nu^{15} + 837 \nu^{13} - 1328 \nu^{11} + 2160 \nu^{9} - 1072 \nu^{7} - 15120 \nu^{5} + \cdots - 836163 \nu ) / 174960 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( -31\nu^{12} - 80\nu^{8} + 560\nu^{4} + 22329 ) / 1080 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( 31\nu^{15} + 36\nu^{13} + 26\nu^{11} - 252\nu^{9} - 506\nu^{7} + 3222\nu^{5} - 25353\nu^{3} - 24786\nu ) / 21870 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( 257 \nu^{15} + 1341 \nu^{13} + 2656 \nu^{11} + 4464 \nu^{9} + 2144 \nu^{7} - 19584 \nu^{5} + \cdots - 1483515 \nu ) / 174960 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( -9\nu^{15} + 37\nu^{13} - 16\nu^{9} - 1184\nu^{5} + 3231\nu^{3} - 20979\nu ) / 4860 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( -35\nu^{15} + 75\nu^{13} - 52\nu^{11} + 204\nu^{9} + 1012\nu^{7} + 516\nu^{5} + 26433\nu^{3} - 45441\nu ) / 7290 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{15} + \beta_{14} - 2\beta_{13} + \beta_{12} - 4\beta_{10} + 3\beta_{8} + 2\beta_{6} + 4\beta_{5} ) / 16 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( 2\beta_{9} - 3\beta_{7} + 2\beta_{3} - 2\beta_{2} - 4\beta_1 ) / 8 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( \beta_{15} - 4\beta_{14} - 5\beta_{12} + \beta_{8} + 16\beta_{6} - 8\beta_{5} ) / 8 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( \beta_{11} + 10\beta_{4} - 11\beta_{3} - 11\beta_{2} + 14 ) / 8 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 15\beta_{15} - 15\beta_{14} - 2\beta_{13} + 47\beta_{12} - 4\beta_{10} + 13\beta_{8} - 62\beta_{6} - 4\beta_{5} ) / 16 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( 5\beta_{7} + 32\beta_{3} - 32\beta_{2} + 16\beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 35 \beta_{15} - 35 \beta_{14} + 26 \beta_{13} - 9 \beta_{12} - 52 \beta_{10} - 131 \beta_{8} + \cdots + 52 \beta_{5} ) / 16 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( -39\beta_{11} + 70\beta_{4} + 109\beta_{3} + 109\beta_{2} + 226 ) / 8 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( ( 37\beta_{15} - 68\beta_{14} - 37\beta_{12} + 185\beta_{8} - 272\beta_{6} + 296\beta_{5} ) / 8 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( ( -62\beta_{9} + 253\beta_{7} + 62\beta_{3} - 62\beta_{2} - 444\beta_1 ) / 8 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( 93 \beta_{15} + 93 \beta_{14} + 506 \beta_{13} - 599 \beta_{12} - 1012 \beta_{10} + \cdots - 1012 \beta_{5} ) / 16 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( -20\beta_{11} - 60\beta_{3} - 60\beta_{2} + 679 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( ( 1079 \beta_{15} + 1079 \beta_{14} - 1198 \beta_{13} + 2039 \beta_{12} - 2396 \beta_{10} + \cdots + 2396 \beta_{5} ) / 16 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( ( 2158\beta_{9} - 1797\beta_{7} + 2158\beta_{3} - 2158\beta_{2} - 1436\beta_1 ) / 8 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( ( 359\beta_{15} - 3596\beta_{14} - 1795\beta_{12} + 359\beta_{8} + 14384\beta_{6} - 2872\beta_{5} ) / 8 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1344\mathbb{Z}\right)^\times\).

\(n\) \(127\) \(449\) \(577\) \(1093\)
\(\chi(n)\) \(1\) \(-1\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
545.1
−0.912166 1.47240i
0.912166 1.47240i
1.73122 0.0537601i
−1.73122 0.0537601i
0.0537601 + 1.73122i
−0.0537601 + 1.73122i
1.47240 0.912166i
−1.47240 0.912166i
−1.47240 + 0.912166i
1.47240 + 0.912166i
−0.0537601 1.73122i
0.0537601 1.73122i
−1.73122 + 0.0537601i
1.73122 + 0.0537601i
0.912166 + 1.47240i
−0.912166 + 1.47240i
0 −1.00000 1.41421i 0 3.56995i 0 0.792287 2.52434i 0 −1.00000 + 2.82843i 0
545.2 0 −1.00000 1.41421i 0 3.56995i 0 0.792287 + 2.52434i 0 −1.00000 + 2.82843i 0
545.3 0 −1.00000 1.41421i 0 1.12046i 0 2.52434 0.792287i 0 −1.00000 + 2.82843i 0
545.4 0 −1.00000 1.41421i 0 1.12046i 0 2.52434 + 0.792287i 0 −1.00000 + 2.82843i 0
545.5 0 −1.00000 1.41421i 0 1.12046i 0 −2.52434 0.792287i 0 −1.00000 + 2.82843i 0
545.6 0 −1.00000 1.41421i 0 1.12046i 0 −2.52434 + 0.792287i 0 −1.00000 + 2.82843i 0
545.7 0 −1.00000 1.41421i 0 3.56995i 0 −0.792287 2.52434i 0 −1.00000 + 2.82843i 0
545.8 0 −1.00000 1.41421i 0 3.56995i 0 −0.792287 + 2.52434i 0 −1.00000 + 2.82843i 0
545.9 0 −1.00000 + 1.41421i 0 3.56995i 0 −0.792287 2.52434i 0 −1.00000 2.82843i 0
545.10 0 −1.00000 + 1.41421i 0 3.56995i 0 −0.792287 + 2.52434i 0 −1.00000 2.82843i 0
545.11 0 −1.00000 + 1.41421i 0 1.12046i 0 −2.52434 0.792287i 0 −1.00000 2.82843i 0
545.12 0 −1.00000 + 1.41421i 0 1.12046i 0 −2.52434 + 0.792287i 0 −1.00000 2.82843i 0
545.13 0 −1.00000 + 1.41421i 0 1.12046i 0 2.52434 0.792287i 0 −1.00000 2.82843i 0
545.14 0 −1.00000 + 1.41421i 0 1.12046i 0 2.52434 + 0.792287i 0 −1.00000 2.82843i 0
545.15 0 −1.00000 + 1.41421i 0 3.56995i 0 0.792287 2.52434i 0 −1.00000 2.82843i 0
545.16 0 −1.00000 + 1.41421i 0 3.56995i 0 0.792287 + 2.52434i 0 −1.00000 2.82843i 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 545.16
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
8.d odd 2 1 inner
24.f even 2 1 inner
28.d even 2 1 inner
56.h odd 2 1 inner
84.h odd 2 1 inner
168.i even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1344.2.i.f 16
3.b odd 2 1 inner 1344.2.i.f 16
4.b odd 2 1 1344.2.i.g yes 16
7.b odd 2 1 1344.2.i.g yes 16
8.b even 2 1 1344.2.i.g yes 16
8.d odd 2 1 inner 1344.2.i.f 16
12.b even 2 1 1344.2.i.g yes 16
21.c even 2 1 1344.2.i.g yes 16
24.f even 2 1 inner 1344.2.i.f 16
24.h odd 2 1 1344.2.i.g yes 16
28.d even 2 1 inner 1344.2.i.f 16
56.e even 2 1 1344.2.i.g yes 16
56.h odd 2 1 inner 1344.2.i.f 16
84.h odd 2 1 inner 1344.2.i.f 16
168.e odd 2 1 1344.2.i.g yes 16
168.i even 2 1 inner 1344.2.i.f 16
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1344.2.i.f 16 1.a even 1 1 trivial
1344.2.i.f 16 3.b odd 2 1 inner
1344.2.i.f 16 8.d odd 2 1 inner
1344.2.i.f 16 24.f even 2 1 inner
1344.2.i.f 16 28.d even 2 1 inner
1344.2.i.f 16 56.h odd 2 1 inner
1344.2.i.f 16 84.h odd 2 1 inner
1344.2.i.f 16 168.i even 2 1 inner
1344.2.i.g yes 16 4.b odd 2 1
1344.2.i.g yes 16 7.b odd 2 1
1344.2.i.g yes 16 8.b even 2 1
1344.2.i.g yes 16 12.b even 2 1
1344.2.i.g yes 16 21.c even 2 1
1344.2.i.g yes 16 24.h odd 2 1
1344.2.i.g yes 16 56.e even 2 1
1344.2.i.g yes 16 168.e odd 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(1344, [\chi])\):

\( T_{5}^{4} + 14T_{5}^{2} + 16 \) Copy content Toggle raw display
\( T_{13}^{2} - 12 \) Copy content Toggle raw display
\( T_{19}^{2} + 2T_{19} - 32 \) Copy content Toggle raw display
\( T_{29}^{4} - 56T_{29}^{2} + 256 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{16} \) Copy content Toggle raw display
$3$ \( (T^{2} + 2 T + 3)^{8} \) Copy content Toggle raw display
$5$ \( (T^{4} + 14 T^{2} + 16)^{4} \) Copy content Toggle raw display
$7$ \( (T^{8} - 34 T^{4} + 2401)^{2} \) Copy content Toggle raw display
$11$ \( (T^{4} - 34 T^{2} + 256)^{4} \) Copy content Toggle raw display
$13$ \( (T^{2} - 12)^{8} \) Copy content Toggle raw display
$17$ \( (T^{4} - 34 T^{2} + 256)^{4} \) Copy content Toggle raw display
$19$ \( (T^{2} + 2 T - 32)^{8} \) Copy content Toggle raw display
$23$ \( (T^{4} + 38 T^{2} + 64)^{4} \) Copy content Toggle raw display
$29$ \( (T^{4} - 56 T^{2} + 256)^{4} \) Copy content Toggle raw display
$31$ \( (T^{4} + 112 T^{2} + 1024)^{4} \) Copy content Toggle raw display
$37$ \( (T^{4} + 28 T^{2} + 64)^{4} \) Copy content Toggle raw display
$41$ \( (T^{4} - 34 T^{2} + 256)^{4} \) Copy content Toggle raw display
$43$ \( (T^{4} + 164 T^{2} + 256)^{4} \) Copy content Toggle raw display
$47$ \( (T^{4} - 152 T^{2} + 1024)^{4} \) Copy content Toggle raw display
$53$ \( (T^{2} - 96)^{8} \) Copy content Toggle raw display
$59$ \( (T^{4} + 136 T^{2} + 4096)^{4} \) Copy content Toggle raw display
$61$ \( (T^{2} - 12)^{8} \) Copy content Toggle raw display
$67$ \( (T^{4} + 68 T^{2} + 1024)^{4} \) Copy content Toggle raw display
$71$ \( (T^{4} + 102 T^{2} + 2304)^{4} \) Copy content Toggle raw display
$73$ \( (T^{2} + 64)^{8} \) Copy content Toggle raw display
$79$ \( (T^{4} - 76 T^{2} + 256)^{4} \) Copy content Toggle raw display
$83$ \( (T^{4} + 168 T^{2} + 2304)^{4} \) Copy content Toggle raw display
$89$ \( (T^{4} - 258 T^{2} + 9216)^{4} \) Copy content Toggle raw display
$97$ \( (T^{2} + 64)^{8} \) Copy content Toggle raw display
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