Properties

Label 2200.1.d.e
Level $2200$
Weight $1$
Character orbit 2200.d
Analytic conductor $1.098$
Analytic rank $0$
Dimension $2$
Projective image $D_{3}$
CM discriminant -440
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [2200,1,Mod(901,2200)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2200, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 1, 0, 1]))
 
N = Newforms(chi, 1, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("2200.901");
 
S:= CuspForms(chi, 1);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 2200 = 2^{3} \cdot 5^{2} \cdot 11 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 2200.d (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: \(1.09794302779\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(i)\)
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: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 440)
Projective image: \(D_{3}\)
Projective field: Galois closure of 3.1.440.1
Artin image: $C_4\times S_3$
Artin field: Galois closure of \(\mathbb{Q}[x]/(x^{12} - \cdots)\)

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

The \(q\)-expansion and trace form are shown below.

\(f(q)\) \(=\) \( q - i q^{2} - i q^{3} - q^{4} - q^{6} + i q^{7} + i q^{8} +O(q^{10}) \) Copy content Toggle raw display \( q - i q^{2} - i q^{3} - q^{4} - q^{6} + i q^{7} + i q^{8} + q^{11} + i q^{12} + q^{14} + q^{16} + i q^{17} + q^{19} + q^{21} - i q^{22} + q^{24} - i q^{27} - i q^{28} + q^{29} - q^{31} - i q^{32} - i q^{33} + q^{34} + i q^{37} - i q^{38} - i q^{42} - q^{44} - i q^{48} + q^{51} - i q^{53} - q^{54} - q^{56} - i q^{57} - i q^{58} - q^{61} + i q^{62} - q^{64} - q^{66} - i q^{67} - i q^{68} - q^{71} + i q^{73} + q^{74} - q^{76} + i q^{77} - q^{81} - q^{84} - i q^{87} + i q^{88} + q^{89} + i q^{93} - q^{96} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q - 2 q^{4} - 2 q^{6}+O(q^{10}) \) Copy content Toggle raw display \( 2 q - 2 q^{4} - 2 q^{6} + 2 q^{11} + 2 q^{14} + 2 q^{16} + 2 q^{19} + 2 q^{21} + 2 q^{24} + 2 q^{29} - 2 q^{31} + 2 q^{34} - 2 q^{44} + 2 q^{51} - 2 q^{54} - 2 q^{56} - 2 q^{61} - 2 q^{64} - 2 q^{66} - 2 q^{71} + 2 q^{74} - 2 q^{76} - 2 q^{81} - 2 q^{84} + 2 q^{89} - 2 q^{96}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/2200\mathbb{Z}\right)^\times\).

\(n\) \(177\) \(551\) \(1101\) \(1201\)
\(\chi(n)\) \(1\) \(1\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
901.1
1.00000i
1.00000i
1.00000i 1.00000i −1.00000 0 −1.00000 1.00000i 1.00000i 0 0
901.2 1.00000i 1.00000i −1.00000 0 −1.00000 1.00000i 1.00000i 0 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
440.o odd 2 1 CM by \(\Q(\sqrt{-110}) \)
5.b even 2 1 inner
88.b odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 2200.1.d.e 2
5.b even 2 1 inner 2200.1.d.e 2
5.c odd 4 1 440.1.o.b yes 1
5.c odd 4 1 440.1.o.c yes 1
8.b even 2 1 2200.1.d.f 2
11.b odd 2 1 2200.1.d.f 2
15.e even 4 1 3960.1.x.a 1
15.e even 4 1 3960.1.x.d 1
20.e even 4 1 1760.1.o.a 1
20.e even 4 1 1760.1.o.d 1
40.f even 2 1 2200.1.d.f 2
40.i odd 4 1 440.1.o.a 1
40.i odd 4 1 440.1.o.d yes 1
40.k even 4 1 1760.1.o.b 1
40.k even 4 1 1760.1.o.c 1
55.d odd 2 1 2200.1.d.f 2
55.e even 4 1 440.1.o.a 1
55.e even 4 1 440.1.o.d yes 1
88.b odd 2 1 inner 2200.1.d.e 2
120.w even 4 1 3960.1.x.b 1
120.w even 4 1 3960.1.x.c 1
165.l odd 4 1 3960.1.x.b 1
165.l odd 4 1 3960.1.x.c 1
220.i odd 4 1 1760.1.o.b 1
220.i odd 4 1 1760.1.o.c 1
440.o odd 2 1 CM 2200.1.d.e 2
440.t even 4 1 440.1.o.b yes 1
440.t even 4 1 440.1.o.c yes 1
440.w odd 4 1 1760.1.o.a 1
440.w odd 4 1 1760.1.o.d 1
1320.bn odd 4 1 3960.1.x.a 1
1320.bn odd 4 1 3960.1.x.d 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
440.1.o.a 1 40.i odd 4 1
440.1.o.a 1 55.e even 4 1
440.1.o.b yes 1 5.c odd 4 1
440.1.o.b yes 1 440.t even 4 1
440.1.o.c yes 1 5.c odd 4 1
440.1.o.c yes 1 440.t even 4 1
440.1.o.d yes 1 40.i odd 4 1
440.1.o.d yes 1 55.e even 4 1
1760.1.o.a 1 20.e even 4 1
1760.1.o.a 1 440.w odd 4 1
1760.1.o.b 1 40.k even 4 1
1760.1.o.b 1 220.i odd 4 1
1760.1.o.c 1 40.k even 4 1
1760.1.o.c 1 220.i odd 4 1
1760.1.o.d 1 20.e even 4 1
1760.1.o.d 1 440.w odd 4 1
2200.1.d.e 2 1.a even 1 1 trivial
2200.1.d.e 2 5.b even 2 1 inner
2200.1.d.e 2 88.b odd 2 1 inner
2200.1.d.e 2 440.o odd 2 1 CM
2200.1.d.f 2 8.b even 2 1
2200.1.d.f 2 11.b odd 2 1
2200.1.d.f 2 40.f even 2 1
2200.1.d.f 2 55.d odd 2 1
3960.1.x.a 1 15.e even 4 1
3960.1.x.a 1 1320.bn odd 4 1
3960.1.x.b 1 120.w even 4 1
3960.1.x.b 1 165.l odd 4 1
3960.1.x.c 1 120.w even 4 1
3960.1.x.c 1 165.l odd 4 1
3960.1.x.d 1 15.e even 4 1
3960.1.x.d 1 1320.bn odd 4 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{1}^{\mathrm{new}}(2200, [\chi])\):

\( T_{3}^{2} + 1 \) Copy content Toggle raw display
\( T_{7}^{2} + 1 \) Copy content Toggle raw display
\( T_{13} \) Copy content Toggle raw display
\( T_{19} - 1 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} + 1 \) Copy content Toggle raw display
$3$ \( T^{2} + 1 \) Copy content Toggle raw display
$5$ \( T^{2} \) Copy content Toggle raw display
$7$ \( T^{2} + 1 \) Copy content Toggle raw display
$11$ \( (T - 1)^{2} \) Copy content Toggle raw display
$13$ \( T^{2} \) Copy content Toggle raw display
$17$ \( T^{2} + 1 \) Copy content Toggle raw display
$19$ \( (T - 1)^{2} \) Copy content Toggle raw display
$23$ \( T^{2} \) Copy content Toggle raw display
$29$ \( (T - 1)^{2} \) Copy content Toggle raw display
$31$ \( (T + 1)^{2} \) Copy content Toggle raw display
$37$ \( T^{2} + 1 \) Copy content Toggle raw display
$41$ \( T^{2} \) Copy content Toggle raw display
$43$ \( T^{2} \) Copy content Toggle raw display
$47$ \( T^{2} \) Copy content Toggle raw display
$53$ \( T^{2} + 1 \) Copy content Toggle raw display
$59$ \( T^{2} \) Copy content Toggle raw display
$61$ \( (T + 1)^{2} \) Copy content Toggle raw display
$67$ \( T^{2} + 4 \) Copy content Toggle raw display
$71$ \( (T + 1)^{2} \) Copy content Toggle raw display
$73$ \( T^{2} + 4 \) Copy content Toggle raw display
$79$ \( T^{2} \) Copy content Toggle raw display
$83$ \( T^{2} \) Copy content Toggle raw display
$89$ \( (T - 1)^{2} \) Copy content Toggle raw display
$97$ \( T^{2} \) Copy content Toggle raw display
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