Properties

Label 3100.3.f.b
Level $3100$
Weight $3$
Character orbit 3100.f
Analytic conductor $84.469$
Analytic rank $0$
Dimension $8$
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] = [3100,3,Mod(1549,3100)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3100, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 1, 1]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("3100.1549");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 3100 = 2^{2} \cdot 5^{2} \cdot 31 \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 3100.f (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: \(84.4688819517\)
Analytic rank: \(0\)
Dimension: \(8\)
Coefficient field: 8.0.256992219136.8
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} + 105x^{4} + 64 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 2^{8}\cdot 5^{2} \)
Twist minimal: no (minimal twist has level 124)
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 \(1,\beta_1,\ldots,\beta_{7}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_1 q^{3} + \beta_{4} q^{7} + ( - 2 \beta_{3} + 3) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_1 q^{3} + \beta_{4} q^{7} + ( - 2 \beta_{3} + 3) q^{9} + \beta_{7} q^{11} + (2 \beta_{6} - 3 \beta_1) q^{13} + (3 \beta_{6} - 5 \beta_1) q^{17} + ( - 3 \beta_{3} + 3) q^{19} + \beta_{5} q^{21} + (\beta_{6} - 5 \beta_1) q^{23} + ( - 2 \beta_{6} + 2 \beta_1) q^{27} + (3 \beta_{7} - \beta_{5}) q^{29} + ( - 2 \beta_{7} + \beta_{5} + \cdots + 13) q^{31}+ \cdots + ( - 3 \beta_{7} - 8 \beta_{5}) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q + 16 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 8 q + 16 q^{9} + 12 q^{19} + 112 q^{31} - 184 q^{39} - 212 q^{41} + 196 q^{49} - 320 q^{51} - 4 q^{59} - 400 q^{69} - 28 q^{71} - 48 q^{81}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{8} + 105x^{4} + 64 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( -\nu^{7} - 113\nu^{3} + 88\nu ) / 88 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 3\nu^{6} + 427\nu^{2} ) / 88 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( \nu^{4} + 58 ) / 11 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( -7\nu^{6} - 703\nu^{2} ) / 88 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( -7\nu^{7} - 8\nu^{5} - 703\nu^{3} - 552\nu ) / 88 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( -5\nu^{7} + 4\nu^{5} - 521\nu^{3} + 408\nu ) / 44 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( -3\nu^{7} - 2\nu^{5} - 317\nu^{3} - 248\nu ) / 22 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( -\beta_{7} + \beta_{5} + 5\beta_1 ) / 10 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( 3\beta_{4} + 7\beta_{2} ) / 10 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( -7\beta_{7} + 5\beta_{6} + 12\beta_{5} - 50\beta_1 ) / 10 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( 11\beta_{3} - 58 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 69\beta_{7} + 55\beta_{6} - 124\beta_{5} - 510\beta_1 ) / 10 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( -427\beta_{4} - 703\beta_{2} ) / 10 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 703\beta_{7} - 565\beta_{6} - 1268\beta_{5} + 5210\beta_1 ) / 10 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/3100\mathbb{Z}\right)^\times\).

\(n\) \(1551\) \(1801\) \(2977\)
\(\chi(n)\) \(1\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1549.1
−2.26020 + 2.26020i
−2.26020 2.26020i
−0.625703 0.625703i
−0.625703 + 0.625703i
0.625703 + 0.625703i
0.625703 0.625703i
2.26020 2.26020i
2.26020 + 2.26020i
0 −4.52040 0 0 0 3.21699i 0 11.4340 0
1549.2 0 −4.52040 0 0 0 3.21699i 0 11.4340 0
1549.3 0 −1.25141 0 0 0 6.21699i 0 −7.43398 0
1549.4 0 −1.25141 0 0 0 6.21699i 0 −7.43398 0
1549.5 0 1.25141 0 0 0 6.21699i 0 −7.43398 0
1549.6 0 1.25141 0 0 0 6.21699i 0 −7.43398 0
1549.7 0 4.52040 0 0 0 3.21699i 0 11.4340 0
1549.8 0 4.52040 0 0 0 3.21699i 0 11.4340 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1549.8
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
31.b odd 2 1 inner
155.c odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 3100.3.f.b 8
5.b even 2 1 inner 3100.3.f.b 8
5.c odd 4 1 124.3.c.b 4
5.c odd 4 1 3100.3.d.b 4
15.e even 4 1 1116.3.h.d 4
20.e even 4 1 496.3.e.e 4
31.b odd 2 1 inner 3100.3.f.b 8
155.c odd 2 1 inner 3100.3.f.b 8
155.f even 4 1 124.3.c.b 4
155.f even 4 1 3100.3.d.b 4
465.m odd 4 1 1116.3.h.d 4
620.m odd 4 1 496.3.e.e 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
124.3.c.b 4 5.c odd 4 1
124.3.c.b 4 155.f even 4 1
496.3.e.e 4 20.e even 4 1
496.3.e.e 4 620.m odd 4 1
1116.3.h.d 4 15.e even 4 1
1116.3.h.d 4 465.m odd 4 1
3100.3.d.b 4 5.c odd 4 1
3100.3.d.b 4 155.f even 4 1
3100.3.f.b 8 1.a even 1 1 trivial
3100.3.f.b 8 5.b even 2 1 inner
3100.3.f.b 8 31.b odd 2 1 inner
3100.3.f.b 8 155.c odd 2 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{4} - 22T_{3}^{2} + 32 \) acting on \(S_{3}^{\mathrm{new}}(3100, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} \) Copy content Toggle raw display
$3$ \( (T^{4} - 22 T^{2} + 32)^{2} \) Copy content Toggle raw display
$5$ \( T^{8} \) Copy content Toggle raw display
$7$ \( (T^{4} + 49 T^{2} + 400)^{2} \) Copy content Toggle raw display
$11$ \( (T^{4} + 262 T^{2} + 12800)^{2} \) Copy content Toggle raw display
$13$ \( (T^{4} - 614 T^{2} + 89888)^{2} \) Copy content Toggle raw display
$17$ \( (T^{4} - 1456 T^{2} + 524288)^{2} \) Copy content Toggle raw display
$19$ \( (T^{2} - 3 T - 198)^{4} \) Copy content Toggle raw display
$23$ \( (T^{4} - 584 T^{2} + 15488)^{2} \) Copy content Toggle raw display
$29$ \( (T^{4} + 2678 T^{2} + 1767200)^{2} \) Copy content Toggle raw display
$31$ \( (T^{4} - 56 T^{3} + \cdots + 923521)^{2} \) Copy content Toggle raw display
$37$ \( (T^{4} - 1206 T^{2} + 10368)^{2} \) Copy content Toggle raw display
$41$ \( (T^{2} + 53 T - 388)^{4} \) Copy content Toggle raw display
$43$ \( (T^{4} - 22 T^{2} + 32)^{2} \) Copy content Toggle raw display
$47$ \( (T^{4} + 5700 T^{2} + 2560000)^{2} \) Copy content Toggle raw display
$53$ \( (T^{4} - 6086 T^{2} + 5068928)^{2} \) Copy content Toggle raw display
$59$ \( (T^{2} + T - 1802)^{4} \) Copy content Toggle raw display
$61$ \( (T^{4} + 9238 T^{2} + 15456800)^{2} \) Copy content Toggle raw display
$67$ \( (T^{4} + 8904 T^{2} + 13987600)^{2} \) Copy content Toggle raw display
$71$ \( (T^{2} + 7 T - 4994)^{4} \) Copy content Toggle raw display
$73$ \( (T^{4} - 2392 T^{2} + 61952)^{2} \) Copy content Toggle raw display
$79$ \( (T^{4} + 22928 T^{2} + 1548800)^{2} \) Copy content Toggle raw display
$83$ \( (T^{4} - 18422 T^{2} + 82535552)^{2} \) Copy content Toggle raw display
$89$ \( (T^{4} + 22792 T^{2} + 126723200)^{2} \) Copy content Toggle raw display
$97$ \( (T^{4} + 10641 T^{2} + 4840000)^{2} \) Copy content Toggle raw display
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