Properties

Label 1600.3.h.c
Level $1600$
Weight $3$
Character orbit 1600.h
Analytic conductor $43.597$
Analytic rank $0$
Dimension $2$
CM no
Inner twists $2$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1600,3,Mod(1599,1600)]
 
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, 0, 1]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1600.1599");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1600 = 2^{6} \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 1600.h (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: \(43.5968422976\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{-1}) \)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{13}]\)
Coefficient ring index: \( 2 \)
Twist minimal: no (minimal twist has level 32)
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 \(\beta = 2i\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + 4 q^{3} - 8 q^{7} + 7 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + 4 q^{3} - 8 q^{7} + 7 q^{9} - 2 \beta q^{11} - 7 \beta q^{13} + 9 \beta q^{17} + 6 \beta q^{19} - 32 q^{21} - 40 q^{23} - 8 q^{27} - 14 q^{29} + 16 \beta q^{31} - 8 \beta q^{33} + 15 \beta q^{37} - 28 \beta q^{39} - 14 q^{41} + 28 q^{43} + 16 q^{47} + 15 q^{49} + 36 \beta q^{51} + 33 \beta q^{53} + 24 \beta q^{57} + 26 \beta q^{59} - 82 q^{61} - 56 q^{63} - 4 q^{67} - 160 q^{69} - 28 \beta q^{71} - 33 \beta q^{73} + 16 \beta q^{77} - 8 \beta q^{79} - 95 q^{81} - 140 q^{83} - 56 q^{87} + 30 q^{89} + 56 \beta q^{91} + 64 \beta q^{93} - 7 \beta q^{97} - 14 \beta q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q + 8 q^{3} - 16 q^{7} + 14 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 2 q + 8 q^{3} - 16 q^{7} + 14 q^{9} - 64 q^{21} - 80 q^{23} - 16 q^{27} - 28 q^{29} - 28 q^{41} + 56 q^{43} + 32 q^{47} + 30 q^{49} - 164 q^{61} - 112 q^{63} - 8 q^{67} - 320 q^{69} - 190 q^{81} - 280 q^{83} - 112 q^{87} + 60 q^{89}+O(q^{100}) \) 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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1599.1
1.00000i
1.00000i
0 4.00000 0 0 0 −8.00000 0 7.00000 0
1599.2 0 4.00000 0 0 0 −8.00000 0 7.00000 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
20.d odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1600.3.h.c 2
4.b odd 2 1 1600.3.h.a 2
5.b even 2 1 1600.3.h.a 2
5.c odd 4 1 64.3.c.b 2
5.c odd 4 1 1600.3.b.e 2
8.b even 2 1 800.3.h.a 2
8.d odd 2 1 800.3.h.b 2
15.e even 4 1 576.3.g.g 2
20.d odd 2 1 inner 1600.3.h.c 2
20.e even 4 1 64.3.c.b 2
20.e even 4 1 1600.3.b.e 2
40.e odd 2 1 800.3.h.a 2
40.f even 2 1 800.3.h.b 2
40.i odd 4 1 32.3.c.a 2
40.i odd 4 1 800.3.b.a 2
40.k even 4 1 32.3.c.a 2
40.k even 4 1 800.3.b.a 2
60.l odd 4 1 576.3.g.g 2
80.i odd 4 1 256.3.d.a 2
80.j even 4 1 256.3.d.a 2
80.s even 4 1 256.3.d.c 2
80.t odd 4 1 256.3.d.c 2
120.q odd 4 1 288.3.g.b 2
120.w even 4 1 288.3.g.b 2
240.z odd 4 1 2304.3.b.c 2
240.bb even 4 1 2304.3.b.g 2
240.bd odd 4 1 2304.3.b.g 2
240.bf even 4 1 2304.3.b.c 2
280.s even 4 1 1568.3.d.b 2
280.y odd 4 1 1568.3.d.b 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
32.3.c.a 2 40.i odd 4 1
32.3.c.a 2 40.k even 4 1
64.3.c.b 2 5.c odd 4 1
64.3.c.b 2 20.e even 4 1
256.3.d.a 2 80.i odd 4 1
256.3.d.a 2 80.j even 4 1
256.3.d.c 2 80.s even 4 1
256.3.d.c 2 80.t odd 4 1
288.3.g.b 2 120.q odd 4 1
288.3.g.b 2 120.w even 4 1
576.3.g.g 2 15.e even 4 1
576.3.g.g 2 60.l odd 4 1
800.3.b.a 2 40.i odd 4 1
800.3.b.a 2 40.k even 4 1
800.3.h.a 2 8.b even 2 1
800.3.h.a 2 40.e odd 2 1
800.3.h.b 2 8.d odd 2 1
800.3.h.b 2 40.f even 2 1
1568.3.d.b 2 280.s even 4 1
1568.3.d.b 2 280.y odd 4 1
1600.3.b.e 2 5.c odd 4 1
1600.3.b.e 2 20.e even 4 1
1600.3.h.a 2 4.b odd 2 1
1600.3.h.a 2 5.b even 2 1
1600.3.h.c 2 1.a even 1 1 trivial
1600.3.h.c 2 20.d odd 2 1 inner
2304.3.b.c 2 240.z odd 4 1
2304.3.b.c 2 240.bf even 4 1
2304.3.b.g 2 240.bb even 4 1
2304.3.b.g 2 240.bd odd 4 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(1600, [\chi])\):

\( T_{3} - 4 \) Copy content Toggle raw display
\( T_{7} + 8 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} \) Copy content Toggle raw display
$3$ \( (T - 4)^{2} \) Copy content Toggle raw display
$5$ \( T^{2} \) Copy content Toggle raw display
$7$ \( (T + 8)^{2} \) Copy content Toggle raw display
$11$ \( T^{2} + 16 \) Copy content Toggle raw display
$13$ \( T^{2} + 196 \) Copy content Toggle raw display
$17$ \( T^{2} + 324 \) Copy content Toggle raw display
$19$ \( T^{2} + 144 \) Copy content Toggle raw display
$23$ \( (T + 40)^{2} \) Copy content Toggle raw display
$29$ \( (T + 14)^{2} \) Copy content Toggle raw display
$31$ \( T^{2} + 1024 \) Copy content Toggle raw display
$37$ \( T^{2} + 900 \) Copy content Toggle raw display
$41$ \( (T + 14)^{2} \) Copy content Toggle raw display
$43$ \( (T - 28)^{2} \) Copy content Toggle raw display
$47$ \( (T - 16)^{2} \) Copy content Toggle raw display
$53$ \( T^{2} + 4356 \) Copy content Toggle raw display
$59$ \( T^{2} + 2704 \) Copy content Toggle raw display
$61$ \( (T + 82)^{2} \) Copy content Toggle raw display
$67$ \( (T + 4)^{2} \) Copy content Toggle raw display
$71$ \( T^{2} + 3136 \) Copy content Toggle raw display
$73$ \( T^{2} + 4356 \) Copy content Toggle raw display
$79$ \( T^{2} + 256 \) Copy content Toggle raw display
$83$ \( (T + 140)^{2} \) Copy content Toggle raw display
$89$ \( (T - 30)^{2} \) Copy content Toggle raw display
$97$ \( T^{2} + 196 \) Copy content Toggle raw display
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