Properties

Label 1600.3.g.h
Level $1600$
Weight $3$
Character orbit 1600.g
Analytic conductor $43.597$
Analytic rank $0$
Dimension $8$
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] = [1600,3,Mod(351,1600)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1600, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 1, 0]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1600.351");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1600 = 2^{6} \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 1600.g (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: \(43.5968422976\)
Analytic rank: \(0\)
Dimension: \(8\)
Coefficient field: 8.0.691798081536.3
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} - 4x^{7} + 26x^{6} - 64x^{5} + 229x^{4} - 356x^{3} + 164x^{2} + 4x + 985 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{29}]\)
Coefficient ring index: \( 2^{12} \)
Twist minimal: no (minimal twist has level 320)
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.

\(f(q)\) \(=\) \( q - \beta_{4} q^{3} + \beta_{2} q^{7} - 3 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q - \beta_{4} q^{3} + \beta_{2} q^{7} - 3 q^{9} - \beta_{7} q^{11} + 4 \beta_{5} q^{13} - \beta_{3} q^{17} + 3 \beta_{7} q^{19} - 3 \beta_{6} q^{21} + \beta_{2} q^{23} + 12 \beta_{4} q^{27} + 4 \beta_{6} q^{29} - \beta_1 q^{31} - \beta_{3} q^{33} - 3 \beta_{5} q^{37} - 12 \beta_1 q^{39} - 24 q^{41} + 23 \beta_{4} q^{43} - \beta_{2} q^{47} - 65 q^{49} - 6 \beta_{7} q^{51} + 10 \beta_{5} q^{53} + 3 \beta_{3} q^{57} - 5 \beta_{7} q^{59} + 3 \beta_{6} q^{61} - 3 \beta_{2} q^{63} + 3 \beta_{4} q^{67} - 3 \beta_{6} q^{69} - 21 \beta_1 q^{71} + 5 \beta_{3} q^{73} + 19 \beta_{5} q^{77} - 25 \beta_1 q^{79} - 45 q^{81} - 7 \beta_{4} q^{83} - 8 \beta_{2} q^{87} - 150 q^{89} + 24 \beta_{7} q^{91} + 2 \beta_{5} q^{93} + \beta_{3} q^{97} + 3 \beta_{7} q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q - 24 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 8 q - 24 q^{9} - 192 q^{41} - 520 q^{49} - 360 q^{81} - 1200 q^{89}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{8} - 4x^{7} + 26x^{6} - 64x^{5} + 229x^{4} - 356x^{3} + 164x^{2} + 4x + 985 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( -8\nu^{6} + 24\nu^{5} - 220\nu^{4} + 400\nu^{3} - 1772\nu^{2} + 1576\nu - 560 ) / 975 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -\nu^{6} + 3\nu^{5} - 21\nu^{4} + 37\nu^{3} - 189\nu^{2} + 171\nu - 44 ) / 39 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -2\nu^{6} + 6\nu^{5} - 30\nu^{4} + 50\nu^{3} - 18\nu^{2} - 6\nu + 1460 ) / 75 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 22\nu^{7} - 77\nu^{6} + 483\nu^{5} - 1015\nu^{4} + 3773\nu^{3} - 4683\nu^{2} - 6763\nu + 4130 ) / 7575 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 68\nu^{7} - 238\nu^{6} + 2154\nu^{5} - 4790\nu^{4} + 23782\nu^{3} - 31002\nu^{2} + 51706\nu - 20840 ) / 19695 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 304\nu^{7} - 1064\nu^{6} + 7776\nu^{5} - 16780\nu^{4} + 72336\nu^{3} - 92256\nu^{2} + 158864\nu - 64590 ) / 32825 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( -16\nu^{7} + 56\nu^{6} - 388\nu^{5} + 830\nu^{4} - 2744\nu^{3} + 3314\nu^{2} + 4588\nu - 2820 ) / 1515 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{6} - \beta_{5} - 2\beta_{4} + 2 ) / 4 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{6} - \beta_{5} - 2\beta_{4} + \beta_{3} - 2\beta_{2} + 3\beta _1 - 18 ) / 4 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 18\beta_{7} - 8\beta_{6} + 21\beta_{5} + 66\beta_{4} + 3\beta_{3} - 6\beta_{2} + 9\beta _1 - 56 ) / 8 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 18\beta_{7} - 9\beta_{6} + 22\beta_{5} + 68\beta_{4} - 2\beta_{3} + 28\beta_{2} - 81\beta _1 + 26 ) / 4 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( -240\beta_{7} - 68\beta_{6} + 133\beta_{5} - 814\beta_{4} - 15\beta_{3} + 150\beta_{2} - 420\beta _1 + 224 ) / 8 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( -810\beta_{7} - 158\beta_{6} + 288\beta_{5} - 2784\beta_{4} - 228\beta_{3} - 504\beta_{2} + 1341\beta _1 + 4644 ) / 8 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 504 \beta_{7} + 1261 \beta_{6} - 2262 \beta_{5} + 1878 \beta_{4} - 371 \beta_{3} - 1148 \beta_{2} + \cdots + 7702 ) / 4 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1600\mathbb{Z}\right)^\times\).

\(n\) \(577\) \(901\) \(1151\)
\(\chi(n)\) \(1\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
351.1
−0.724745 3.40419i
−0.724745 0.954705i
−0.724745 + 3.40419i
−0.724745 + 0.954705i
1.72474 + 0.954705i
1.72474 + 3.40419i
1.72474 0.954705i
1.72474 3.40419i
0 −2.44949 0 0 0 10.6771i 0 −3.00000 0
351.2 0 −2.44949 0 0 0 10.6771i 0 −3.00000 0
351.3 0 −2.44949 0 0 0 10.6771i 0 −3.00000 0
351.4 0 −2.44949 0 0 0 10.6771i 0 −3.00000 0
351.5 0 2.44949 0 0 0 10.6771i 0 −3.00000 0
351.6 0 2.44949 0 0 0 10.6771i 0 −3.00000 0
351.7 0 2.44949 0 0 0 10.6771i 0 −3.00000 0
351.8 0 2.44949 0 0 0 10.6771i 0 −3.00000 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 351.8
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
4.b odd 2 1 inner
5.b even 2 1 inner
8.b even 2 1 inner
8.d odd 2 1 inner
20.d odd 2 1 inner
40.e odd 2 1 inner
40.f even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1600.3.g.h 8
4.b odd 2 1 inner 1600.3.g.h 8
5.b even 2 1 inner 1600.3.g.h 8
5.c odd 4 2 320.3.e.a 8
8.b even 2 1 inner 1600.3.g.h 8
8.d odd 2 1 inner 1600.3.g.h 8
20.d odd 2 1 inner 1600.3.g.h 8
20.e even 4 2 320.3.e.a 8
40.e odd 2 1 inner 1600.3.g.h 8
40.f even 2 1 inner 1600.3.g.h 8
40.i odd 4 2 320.3.e.a 8
40.k even 4 2 320.3.e.a 8
80.i odd 4 2 1280.3.h.i 8
80.j even 4 2 1280.3.h.i 8
80.s even 4 2 1280.3.h.i 8
80.t odd 4 2 1280.3.h.i 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
320.3.e.a 8 5.c odd 4 2
320.3.e.a 8 20.e even 4 2
320.3.e.a 8 40.i odd 4 2
320.3.e.a 8 40.k even 4 2
1280.3.h.i 8 80.i odd 4 2
1280.3.h.i 8 80.j even 4 2
1280.3.h.i 8 80.s even 4 2
1280.3.h.i 8 80.t odd 4 2
1600.3.g.h 8 1.a even 1 1 trivial
1600.3.g.h 8 4.b odd 2 1 inner
1600.3.g.h 8 5.b even 2 1 inner
1600.3.g.h 8 8.b even 2 1 inner
1600.3.g.h 8 8.d odd 2 1 inner
1600.3.g.h 8 20.d odd 2 1 inner
1600.3.g.h 8 40.e odd 2 1 inner
1600.3.g.h 8 40.f 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 \(S_{3}^{\mathrm{new}}(1600, [\chi])\):

\( T_{3}^{2} - 6 \) Copy content Toggle raw display
\( T_{17}^{2} - 456 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} \) Copy content Toggle raw display
$3$ \( (T^{2} - 6)^{4} \) Copy content Toggle raw display
$5$ \( T^{8} \) Copy content Toggle raw display
$7$ \( (T^{2} + 114)^{4} \) Copy content Toggle raw display
$11$ \( (T^{2} - 76)^{4} \) Copy content Toggle raw display
$13$ \( (T^{2} + 384)^{4} \) Copy content Toggle raw display
$17$ \( (T^{2} - 456)^{4} \) Copy content Toggle raw display
$19$ \( (T^{2} - 684)^{4} \) Copy content Toggle raw display
$23$ \( (T^{2} + 114)^{4} \) Copy content Toggle raw display
$29$ \( (T^{2} + 1216)^{4} \) Copy content Toggle raw display
$31$ \( (T^{2} + 16)^{4} \) Copy content Toggle raw display
$37$ \( (T^{2} + 216)^{4} \) Copy content Toggle raw display
$41$ \( (T + 24)^{8} \) Copy content Toggle raw display
$43$ \( (T^{2} - 3174)^{4} \) Copy content Toggle raw display
$47$ \( (T^{2} + 114)^{4} \) Copy content Toggle raw display
$53$ \( (T^{2} + 2400)^{4} \) Copy content Toggle raw display
$59$ \( (T^{2} - 1900)^{4} \) Copy content Toggle raw display
$61$ \( (T^{2} + 684)^{4} \) Copy content Toggle raw display
$67$ \( (T^{2} - 54)^{4} \) Copy content Toggle raw display
$71$ \( (T^{2} + 7056)^{4} \) Copy content Toggle raw display
$73$ \( (T^{2} - 11400)^{4} \) Copy content Toggle raw display
$79$ \( (T^{2} + 10000)^{4} \) Copy content Toggle raw display
$83$ \( (T^{2} - 294)^{4} \) Copy content Toggle raw display
$89$ \( (T + 150)^{8} \) Copy content Toggle raw display
$97$ \( (T^{2} - 456)^{4} \) Copy content Toggle raw display
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