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Properties

Label 7803.2.a.bx
Level $7803$
Weight $2$
Character orbit 7803.a
Self dual yes
Analytic conductor $62.307$
Analytic rank $1$
Dimension $15$
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] = [7803,2,Mod(1,7803)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(7803, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([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("7803.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 7803 = 3^{3} \cdot 17^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 7803.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: \(62.3072686972\)
Analytic rank: \(1\)
Dimension: \(15\)
Coefficient field: \(\mathbb{Q}[x]/(x^{15} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{15} - 6 x^{14} - 3 x^{13} + 76 x^{12} - 69 x^{11} - 354 x^{10} + 523 x^{9} + 720 x^{8} - 1437 x^{7} + \cdots - 51 \) 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 \(1,\beta_1,\ldots,\beta_{14}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta_1 q^{2} + (\beta_{2} + \beta_1) q^{4} + \beta_{4} q^{5} + (\beta_{10} - \beta_{9} + \beta_{3} - 1) q^{7} + ( - \beta_{3} - \beta_{2} - \beta_1) q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q - \beta_1 q^{2} + (\beta_{2} + \beta_1) q^{4} + \beta_{4} q^{5} + (\beta_{10} - \beta_{9} + \beta_{3} - 1) q^{7} + ( - \beta_{3} - \beta_{2} - \beta_1) q^{8} + (\beta_{8} - \beta_{5} - \beta_{4}) q^{10} + (\beta_{13} + \beta_{9} - \beta_{6} + \cdots + 1) q^{11}+ \cdots + (\beta_{14} - \beta_{13} - \beta_{12} + \cdots - 1) q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 15 q - 6 q^{2} + 12 q^{4} - 3 q^{5} - 3 q^{7} - 18 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( 15 q - 6 q^{2} + 12 q^{4} - 3 q^{5} - 3 q^{7} - 18 q^{8} + 6 q^{11} - 3 q^{13} + 3 q^{14} + 6 q^{16} - 3 q^{19} + 6 q^{20} + 12 q^{22} - 3 q^{23} + 6 q^{25} + 24 q^{26} - 9 q^{28} - 6 q^{29} - 42 q^{32} - 33 q^{35} - 36 q^{38} - 15 q^{40} - 3 q^{43} - 18 q^{44} - 12 q^{46} - 24 q^{47} + 18 q^{49} - 42 q^{50} - 12 q^{52} - 48 q^{53} - 3 q^{55} - 15 q^{56} + 12 q^{58} - 18 q^{59} + 63 q^{62} + 30 q^{64} + 24 q^{65} + 12 q^{67} + 51 q^{70} - 21 q^{71} + 18 q^{73} - 48 q^{74} + 60 q^{76} - 54 q^{77} + 39 q^{79} + 6 q^{80} - 39 q^{82} - 51 q^{83} - 48 q^{86} + 48 q^{88} - 36 q^{89} - 9 q^{91} - 3 q^{92} + 36 q^{94} + 39 q^{95} - 3 q^{97} - 15 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Display 100 coefficients 10 coefficients

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{15} - 6 x^{14} - 3 x^{13} + 76 x^{12} - 69 x^{11} - 354 x^{10} + 523 x^{9} + 720 x^{8} - 1437 x^{7} + \cdots - 51 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{2} - \nu - 2 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( \nu^{3} - \nu^{2} - 4\nu + 2 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 9 \nu^{14} - 100 \nu^{13} + 257 \nu^{12} + 725 \nu^{11} - 3848 \nu^{10} + 673 \nu^{9} + 17092 \nu^{8} + \cdots - 1818 ) / 73 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( - 15 \nu^{14} + 45 \nu^{13} + 326 \nu^{12} - 1111 \nu^{11} - 2152 \nu^{10} + 9147 \nu^{9} + \cdots - 3978 ) / 73 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( - 24 \nu^{14} + 72 \nu^{13} + 507 \nu^{12} - 1690 \nu^{11} - 3414 \nu^{10} + 13657 \nu^{9} + \cdots - 4861 ) / 73 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( - 78 \nu^{14} + 453 \nu^{13} + 279 \nu^{12} - 5602 \nu^{11} + 4271 \nu^{10} + 25460 \nu^{9} + \cdots - 4027 ) / 73 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( 40 \nu^{14} - 339 \nu^{13} + 542 \nu^{12} + 2841 \nu^{11} - 9859 \nu^{10} - 2565 \nu^{9} + 44834 \nu^{8} + \cdots - 6255 ) / 73 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( - 87 \nu^{14} + 480 \nu^{13} + 460 \nu^{12} - 6181 \nu^{11} + 3009 \nu^{10} + 29970 \nu^{9} + \cdots - 5202 ) / 73 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( 39 \nu^{14} - 117 \nu^{13} - 833 \nu^{12} + 2801 \nu^{11} + 5639 \nu^{10} - 23169 \nu^{9} + \cdots + 10518 ) / 73 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( - 123 \nu^{14} + 661 \nu^{13} + 746 \nu^{12} - 8643 \nu^{11} + 2998 \nu^{10} + 43119 \nu^{9} + \cdots - 7274 ) / 73 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( - 173 \nu^{14} + 1103 \nu^{13} - 41 \nu^{12} - 12249 \nu^{11} + 16727 \nu^{10} + 44920 \nu^{9} + \cdots + 1001 ) / 73 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( - 134 \nu^{14} + 694 \nu^{13} + 1024 \nu^{12} - 9667 \nu^{11} + 1269 \nu^{10} + 52119 \nu^{9} + \cdots - 11622 ) / 73 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( 180 \nu^{14} - 978 \nu^{13} - 1065 \nu^{12} + 12894 \nu^{11} - 5128 \nu^{10} - 64577 \nu^{9} + \cdots + 13134 ) / 73 \) Copy content Toggle raw display

Display \(\nu^j\) in terms of \(\beta_i\)

\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{2} + \beta _1 + 2 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( \beta_{3} + \beta_{2} + 5\beta_1 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( \beta_{14} + 2\beta_{7} + \beta_{6} + \beta_{3} + 6\beta_{2} + 8\beta _1 + 7 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( 2\beta_{14} + \beta_{9} + 3\beta_{7} + \beta_{6} + \beta_{5} + 7\beta_{3} + 9\beta_{2} + 29\beta _1 + 2 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( 11 \beta_{14} - \beta_{11} + 2 \beta_{9} + 22 \beta_{7} + 9 \beta_{6} + \beta_{5} + 2 \beta_{4} + \cdots + 31 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( 25 \beta_{14} - \beta_{12} - 2 \beta_{11} + 13 \beta_{9} - 2 \beta_{8} + 42 \beta_{7} + 13 \beta_{6} + \cdots + 22 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( 96 \beta_{14} + \beta_{13} - 2 \beta_{12} - 16 \beta_{11} - \beta_{10} + 33 \beta_{9} - 5 \beta_{8} + \cdots + 158 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( 237 \beta_{14} + 3 \beta_{13} - 15 \beta_{12} - 40 \beta_{11} - 4 \beta_{10} + 138 \beta_{9} + \cdots + 188 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( 784 \beta_{14} + 18 \beta_{13} - 36 \beta_{12} - 186 \beta_{11} - 22 \beta_{10} + 385 \beta_{9} + \cdots + 899 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( 2036 \beta_{14} + 54 \beta_{13} - 164 \beta_{12} - 511 \beta_{11} - 76 \beta_{10} + 1348 \beta_{9} + \cdots + 1479 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( 6241 \beta_{14} + 218 \beta_{13} - 435 \beta_{12} - 1891 \beta_{11} - 291 \beta_{10} + 3886 \beta_{9} + \cdots + 5581 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( 16697 \beta_{14} + 653 \beta_{13} - 1600 \beta_{12} - 5391 \beta_{11} - 926 \beta_{10} + 12468 \beta_{9} + \cdots + 11244 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( 49078 \beta_{14} + 2253 \beta_{13} - 4465 \beta_{12} - 17807 \beta_{11} - 3065 \beta_{10} + 36228 \beta_{9} + \cdots + 36937 \) Copy content Toggle raw display

Display \(\beta_i\) in terms of \(\nu^j\)

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
2.77082
2.54787
2.32100
2.01902
1.61842
1.16033
0.701318
0.641769
0.495172
−0.494496
−1.04868
−1.05588
−1.78651
−1.81173
−2.07842
−2.77082 0 5.67743 2.75304 0 −2.15490 −10.1895 0 −7.62818
1.2 −2.54787 0 4.49165 −1.21129 0 0.847998 −6.34841 0 3.08621
1.3 −2.32100 0 3.38702 −3.93643 0 4.64937 −3.21926 0 9.13644
1.4 −2.01902 0 2.07645 0.707464 0 −4.62694 −0.154349 0 −1.42838
1.5 −1.61842 0 0.619268 2.92099 0 0.0208709 2.23460 0 −4.72737
1.6 −1.16033 0 −0.653644 2.03861 0 −0.829169 3.07909 0 −2.36545
1.7 −0.701318 0 −1.50815 −3.89624 0 0.277307 2.46033 0 2.73250
1.8 −0.641769 0 −1.58813 −2.68329 0 −4.44365 2.30275 0 1.72205
1.9 −0.495172 0 −1.75481 0.247583 0 1.35701 1.85927 0 −0.122596
1.10 0.494496 0 −1.75547 −1.77925 0 3.57140 −1.85707 0 −0.879830
1.11 1.04868 0 −0.900266 3.57800 0 −2.24665 −3.04146 0 3.75218
1.12 1.05588 0 −0.885120 0.426533 0 3.34701 −3.04634 0 0.450367
1.13 1.78651 0 1.19160 −1.94391 0 2.09390 −1.44420 0 −3.47281
1.14 1.81173 0 1.28235 −0.772083 0 −4.30839 −1.30018 0 −1.39880
1.15 2.07842 0 2.31982 0.550263 0 −0.555154 0.664716 0 1.14368
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1.15
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(3\) \(1\)
\(17\) \(1\)

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 7803.2.a.bx ✓ 15
3.b odd 2 1 7803.2.a.ca yes 15
17.b even 2 1 7803.2.a.by yes 15
51.c odd 2 1 7803.2.a.bz yes 15
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
7803.2.a.bx ✓ 15 1.a even 1 1 trivial
7803.2.a.by yes 15 17.b even 2 1
7803.2.a.bz yes 15 51.c odd 2 1
7803.2.a.ca yes 15 3.b odd 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(7803))\):

\( T_{2}^{15} + 6 T_{2}^{14} - 3 T_{2}^{13} - 76 T_{2}^{12} - 69 T_{2}^{11} + 354 T_{2}^{10} + 523 T_{2}^{9} + \cdots + 51 \) Copy content Toggle raw display
\( T_{5}^{15} + 3 T_{5}^{14} - 36 T_{5}^{13} - 99 T_{5}^{12} + 480 T_{5}^{11} + 1194 T_{5}^{10} + \cdots + 321 \) Copy content Toggle raw display
\( T_{7}^{15} + 3 T_{7}^{14} - 57 T_{7}^{13} - 149 T_{7}^{12} + 1206 T_{7}^{11} + 2562 T_{7}^{10} + \cdots + 153 \) Copy content Toggle raw display
\( T_{11}^{15} - 6 T_{11}^{14} - 60 T_{11}^{13} + 277 T_{11}^{12} + 1710 T_{11}^{11} - 4194 T_{11}^{10} + \cdots + 459 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{15} + 6 T^{14} + \cdots + 51 \) Copy content Toggle raw display
$3$ \( T^{15} \) Copy content Toggle raw display
$5$ \( T^{15} + 3 T^{14} + \cdots + 321 \) Copy content Toggle raw display
$7$ \( T^{15} + 3 T^{14} + \cdots + 153 \) Copy content Toggle raw display
$11$ \( T^{15} - 6 T^{14} + \cdots + 459 \) Copy content Toggle raw display
$13$ \( T^{15} + 3 T^{14} + \cdots - 31393 \) Copy content Toggle raw display
$17$ \( T^{15} \) Copy content Toggle raw display
$19$ \( T^{15} + \cdots - 152716257 \) Copy content Toggle raw display
$23$ \( T^{15} + \cdots - 1344396147 \) Copy content Toggle raw display
$29$ \( T^{15} + 6 T^{14} + \cdots + 6963651 \) Copy content Toggle raw display
$31$ \( T^{15} + \cdots - 226446443 \) Copy content Toggle raw display
$37$ \( T^{15} + \cdots + 19065212479 \) Copy content Toggle raw display
$41$ \( T^{15} + \cdots - 214469576469 \) Copy content Toggle raw display
$43$ \( T^{15} + \cdots - 4218833799 \) Copy content Toggle raw display
$47$ \( T^{15} + \cdots + 147921471 \) Copy content Toggle raw display
$53$ \( T^{15} + \cdots - 168338485467 \) Copy content Toggle raw display
$59$ \( T^{15} + \cdots - 23134372497 \) Copy content Toggle raw display
$61$ \( T^{15} + \cdots - 13098034421 \) Copy content Toggle raw display
$67$ \( T^{15} + \cdots - 113347799 \) Copy content Toggle raw display
$71$ \( T^{15} + \cdots - 209016345999 \) Copy content Toggle raw display
$73$ \( T^{15} + \cdots - 52394497641 \) Copy content Toggle raw display
$79$ \( T^{15} + \cdots + 69508345077 \) Copy content Toggle raw display
$83$ \( T^{15} + \cdots - 250178061537 \) Copy content Toggle raw display
$89$ \( T^{15} + \cdots + 3817281237669 \) Copy content Toggle raw display
$97$ \( T^{15} + \cdots - 40003405721 \) Copy content Toggle raw display
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