Properties

Label 841.2.d.h
Level $841$
Weight $2$
Character orbit 841.d
Analytic conductor $6.715$
Analytic rank $0$
Dimension $12$
CM no
Inner twists $12$

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Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [841,2,Mod(190,841)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(841, base_ring=CyclotomicField(14))
 
chi = DirichletCharacter(H, H._module([2]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("841.190");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 841 = 29^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 841.d (of order \(7\), degree \(6\), 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: \(6.71541880999\)
Analytic rank: \(0\)
Dimension: \(12\)
Relative dimension: \(2\) over \(\Q(\zeta_{7})\)
Coefficient field: 12.0.4413675765625.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{12} - x^{11} + 2x^{10} - 3x^{9} + 5x^{8} - 8x^{7} + 13x^{6} + 8x^{5} + 5x^{4} + 3x^{3} + 2x^{2} + x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{4}]\)
Coefficient ring index: \( 2^{6} \)
Twist minimal: no (minimal twist has level 29)
Sato-Tate group: $\mathrm{SU}(2)[C_{7}]$

$q$-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 \(1,\beta_1,\ldots,\beta_{11}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{6} q^{2} - \beta_{9} q^{3} + 3 \beta_{5} q^{4} + 3 \beta_{3} q^{5} + 5 \beta_{10} q^{6} + 2 \beta_{7} q^{7} - \beta_{11} q^{8} + (2 \beta_{10} - 2 \beta_{7} - 2 \beta_{5} + \cdots - 2) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_{6} q^{2} - \beta_{9} q^{3} + 3 \beta_{5} q^{4} + 3 \beta_{3} q^{5} + 5 \beta_{10} q^{6} + 2 \beta_{7} q^{7} - \beta_{11} q^{8} + (2 \beta_{10} - 2 \beta_{7} - 2 \beta_{5} + \cdots - 2) q^{9}+ \cdots + 2 \beta_{4} q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 12 q - 6 q^{4} - 6 q^{5} + 10 q^{6} - 4 q^{7} - 4 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 12 q - 6 q^{4} - 6 q^{5} + 10 q^{6} - 4 q^{7} - 4 q^{9} - 2 q^{13} + 2 q^{16} - 18 q^{20} - 10 q^{22} - 12 q^{23} + 10 q^{24} - 8 q^{25} + 72 q^{28} - 180 q^{30} + 10 q^{33} + 20 q^{34} - 12 q^{35} - 12 q^{36} + 20 q^{42} - 12 q^{45} + 6 q^{49} - 20 q^{51} - 6 q^{52} + 18 q^{53} - 10 q^{54} + 72 q^{59} - 30 q^{62} - 8 q^{63} + 26 q^{64} - 6 q^{65} + 16 q^{67} + 10 q^{78} + 6 q^{80} + 22 q^{81} - 20 q^{82} + 12 q^{83} - 180 q^{86} + 60 q^{88} - 4 q^{91} - 36 q^{92} + 30 q^{93} + 10 q^{94} - 30 q^{96}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{12} - x^{11} + 2x^{10} - 3x^{9} + 5x^{8} - 8x^{7} + 13x^{6} + 8x^{5} + 5x^{4} + 3x^{3} + 2x^{2} + x + 1 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( \nu^{8} + 21\nu ) / 13 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{8} + 47\nu ) / 13 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( \nu^{9} + 34\nu^{2} ) / 13 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 2\nu^{7} + 29 ) / 13 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 3\nu^{11} + 89\nu^{4} ) / 13 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 3\nu^{9} + 76\nu^{2} ) / 13 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( 2\nu^{10} + 55\nu^{3} ) / 13 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( 7\nu^{11} + 199\nu^{4} ) / 13 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( 4\nu^{10} + 123\nu^{3} ) / 13 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( - 5 \nu^{11} + 10 \nu^{10} - 15 \nu^{9} + 25 \nu^{8} - 40 \nu^{7} + 65 \nu^{6} - 104 \nu^{5} + \cdots + 5 ) / 13 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( 18 \nu^{11} - 18 \nu^{10} + 36 \nu^{9} - 54 \nu^{8} + 90 \nu^{7} - 143 \nu^{6} + 234 \nu^{5} + \cdots + 18 ) / 13 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{2} - \beta_1 ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( -\beta_{6} + 3\beta_{3} ) / 2 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( \beta_{9} - 2\beta_{7} \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( -3\beta_{8} + 7\beta_{5} ) / 2 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 5\beta_{11} + 11\beta_{10} - 5\beta_{9} - 5\beta_{8} - 5\beta_{6} - 5\beta_{4} - 5\beta_{2} ) / 2 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( 4\beta_{11} + 9\beta_{10} - 9\beta_{7} - 9\beta_{5} - 9\beta_{3} - 9\beta _1 - 9 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 13\beta_{4} - 29 ) / 2 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( -21\beta_{2} + 47\beta_1 ) / 2 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( 17\beta_{6} - 38\beta_{3} \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( ( -55\beta_{9} + 123\beta_{7} ) / 2 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( 89\beta_{8} - 199\beta_{5} ) / 2 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/841\mathbb{Z}\right)^\times\).

\(n\) \(2\)
\(\chi(n)\) \(\beta_{5}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
190.1
−0.137526 + 0.602539i
0.360046 1.57747i
−0.137526 0.602539i
0.360046 + 1.57747i
1.45780 0.702039i
−0.556829 + 0.268155i
0.385338 + 0.483198i
−1.00883 1.26503i
0.385338 0.483198i
−1.00883 + 1.26503i
1.45780 + 0.702039i
−0.556829 0.268155i
−2.01463 0.970194i −1.39417 + 1.74823i 1.87047 + 2.34549i −2.70291 1.30165i 4.50484 2.16942i 1.24698 1.56366i −0.497572 2.18001i −0.445042 1.94986i 4.18250 + 5.24469i
190.2 2.01463 + 0.970194i 1.39417 1.74823i 1.87047 + 2.34549i −2.70291 1.30165i 4.50484 2.16942i 1.24698 1.56366i 0.497572 + 2.18001i −0.445042 1.94986i −4.18250 5.24469i
571.1 −2.01463 + 0.970194i −1.39417 1.74823i 1.87047 2.34549i −2.70291 + 1.30165i 4.50484 + 2.16942i 1.24698 + 1.56366i −0.497572 + 2.18001i −0.445042 + 1.94986i 4.18250 5.24469i
571.2 2.01463 0.970194i 1.39417 + 1.74823i 1.87047 2.34549i −2.70291 + 1.30165i 4.50484 + 2.16942i 1.24698 + 1.56366i 0.497572 2.18001i −0.445042 + 1.94986i −4.18250 + 5.24469i
574.1 −1.39417 + 1.74823i −0.497572 + 2.18001i −0.667563 2.92478i 1.87047 2.34549i −3.11745 3.90916i −0.445042 + 1.94986i 2.01463 + 0.970194i −1.80194 0.867767i 1.49272 + 6.54002i
574.2 1.39417 1.74823i 0.497572 2.18001i −0.667563 2.92478i 1.87047 2.34549i −3.11745 3.90916i −0.445042 + 1.94986i −2.01463 0.970194i −1.80194 0.867767i −1.49272 6.54002i
605.1 −0.497572 + 2.18001i 2.01463 0.970194i −2.70291 1.30165i −0.667563 + 2.92478i 1.11260 + 4.87464i −1.80194 + 0.867767i 1.39417 1.74823i 1.24698 1.56366i −6.04388 2.91058i
605.2 0.497572 2.18001i −2.01463 + 0.970194i −2.70291 1.30165i −0.667563 + 2.92478i 1.11260 + 4.87464i −1.80194 + 0.867767i −1.39417 + 1.74823i 1.24698 1.56366i 6.04388 + 2.91058i
645.1 −0.497572 2.18001i 2.01463 + 0.970194i −2.70291 + 1.30165i −0.667563 2.92478i 1.11260 4.87464i −1.80194 0.867767i 1.39417 + 1.74823i 1.24698 + 1.56366i −6.04388 + 2.91058i
645.2 0.497572 + 2.18001i −2.01463 0.970194i −2.70291 + 1.30165i −0.667563 2.92478i 1.11260 4.87464i −1.80194 0.867767i −1.39417 1.74823i 1.24698 + 1.56366i 6.04388 2.91058i
778.1 −1.39417 1.74823i −0.497572 2.18001i −0.667563 + 2.92478i 1.87047 + 2.34549i −3.11745 + 3.90916i −0.445042 1.94986i 2.01463 0.970194i −1.80194 + 0.867767i 1.49272 6.54002i
778.2 1.39417 + 1.74823i 0.497572 + 2.18001i −0.667563 + 2.92478i 1.87047 + 2.34549i −3.11745 + 3.90916i −0.445042 1.94986i −2.01463 + 0.970194i −1.80194 + 0.867767i −1.49272 + 6.54002i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 190.2
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
29.b even 2 1 inner
29.d even 7 5 inner
29.e even 14 5 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 841.2.d.h 12
29.b even 2 1 inner 841.2.d.h 12
29.c odd 4 2 841.2.e.g 12
29.d even 7 1 841.2.a.b 2
29.d even 7 5 inner 841.2.d.h 12
29.e even 14 1 841.2.a.b 2
29.e even 14 5 inner 841.2.d.h 12
29.f odd 28 2 29.2.b.a 2
29.f odd 28 10 841.2.e.g 12
87.h odd 14 1 7569.2.a.i 2
87.j odd 14 1 7569.2.a.i 2
87.k even 28 2 261.2.c.a 2
116.l even 28 2 464.2.e.a 2
145.o even 28 2 725.2.d.a 4
145.s odd 28 2 725.2.c.c 2
145.t even 28 2 725.2.d.a 4
203.r even 28 2 1421.2.b.b 2
232.u odd 28 2 1856.2.e.g 2
232.v even 28 2 1856.2.e.f 2
348.v odd 28 2 4176.2.o.k 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
29.2.b.a 2 29.f odd 28 2
261.2.c.a 2 87.k even 28 2
464.2.e.a 2 116.l even 28 2
725.2.c.c 2 145.s odd 28 2
725.2.d.a 4 145.o even 28 2
725.2.d.a 4 145.t even 28 2
841.2.a.b 2 29.d even 7 1
841.2.a.b 2 29.e even 14 1
841.2.d.h 12 1.a even 1 1 trivial
841.2.d.h 12 29.b even 2 1 inner
841.2.d.h 12 29.d even 7 5 inner
841.2.d.h 12 29.e even 14 5 inner
841.2.e.g 12 29.c odd 4 2
841.2.e.g 12 29.f odd 28 10
1421.2.b.b 2 203.r even 28 2
1856.2.e.f 2 232.v even 28 2
1856.2.e.g 2 232.u odd 28 2
4176.2.o.k 2 348.v odd 28 2
7569.2.a.i 2 87.h odd 14 1
7569.2.a.i 2 87.j odd 14 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{12} + 5T_{2}^{10} + 25T_{2}^{8} + 125T_{2}^{6} + 625T_{2}^{4} + 3125T_{2}^{2} + 15625 \) acting on \(S_{2}^{\mathrm{new}}(841, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{12} + 5 T^{10} + \cdots + 15625 \) Copy content Toggle raw display
$3$ \( T^{12} + 5 T^{10} + \cdots + 15625 \) Copy content Toggle raw display
$5$ \( (T^{6} + 3 T^{5} + \cdots + 729)^{2} \) Copy content Toggle raw display
$7$ \( (T^{6} + 2 T^{5} + 4 T^{4} + \cdots + 64)^{2} \) Copy content Toggle raw display
$11$ \( T^{12} + 5 T^{10} + \cdots + 15625 \) Copy content Toggle raw display
$13$ \( (T^{6} + T^{5} + T^{4} + \cdots + 1)^{2} \) Copy content Toggle raw display
$17$ \( (T^{2} - 20)^{6} \) Copy content Toggle raw display
$19$ \( T^{12} \) Copy content Toggle raw display
$23$ \( (T^{6} + 6 T^{5} + \cdots + 46656)^{2} \) Copy content Toggle raw display
$29$ \( T^{12} \) Copy content Toggle raw display
$31$ \( T^{12} + \cdots + 8303765625 \) Copy content Toggle raw display
$37$ \( T^{12} \) Copy content Toggle raw display
$41$ \( (T^{2} - 20)^{6} \) Copy content Toggle raw display
$43$ \( T^{12} + \cdots + 8303765625 \) Copy content Toggle raw display
$47$ \( T^{12} + 5 T^{10} + \cdots + 15625 \) Copy content Toggle raw display
$53$ \( (T^{6} - 9 T^{5} + \cdots + 531441)^{2} \) Copy content Toggle raw display
$59$ \( (T - 6)^{12} \) Copy content Toggle raw display
$61$ \( T^{12} + \cdots + 34012224000000 \) Copy content Toggle raw display
$67$ \( (T^{6} - 8 T^{5} + \cdots + 262144)^{2} \) Copy content Toggle raw display
$71$ \( T^{12} \) Copy content Toggle raw display
$73$ \( T^{12} \) Copy content Toggle raw display
$79$ \( T^{12} + \cdots + 8303765625 \) Copy content Toggle raw display
$83$ \( (T^{6} - 6 T^{5} + \cdots + 46656)^{2} \) Copy content Toggle raw display
$89$ \( T^{12} + 20 T^{10} + \cdots + 64000000 \) Copy content Toggle raw display
$97$ \( T^{12} + \cdots + 34012224000000 \) Copy content Toggle raw display
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