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Properties

Label 550.2.h.e
Level $550$
Weight $2$
Character orbit 550.h
Analytic conductor $4.392$
Analytic rank $0$
Dimension $4$
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] = [550,2,Mod(201,550)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(550, base_ring=CyclotomicField(10))
 
chi = DirichletCharacter(H, H._module([0, 8]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("550.201");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 550 = 2 \cdot 5^{2} \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 550.h (of order \(5\), degree \(4\), 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: \(4.39177211117\)
Analytic rank: \(0\)
Dimension: \(4\)
Coefficient field: \(\Q(\zeta_{10})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} - x^{3} + x^{2} - x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 110)
Sato-Tate group: $\mathrm{SU}(2)[C_{5}]$

$q$-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 primitive root of unity \(\zeta_{10}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( - \zeta_{10}^{3} + \zeta_{10}^{2} + \cdots + 1) q^{2}+ \cdots + (\zeta_{10}^{3} - 5 \zeta_{10}^{2} + \cdots - 1) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + ( - \zeta_{10}^{3} + \zeta_{10}^{2} + \cdots + 1) q^{2}+ \cdots + ( - 2 \zeta_{10}^{3} - 13 \zeta_{10}^{2} + \cdots - 10) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + q^{2} - 6 q^{3} - q^{4} - 4 q^{6} + 3 q^{7} + q^{8} + 7 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 4 q + q^{2} - 6 q^{3} - q^{4} - 4 q^{6} + 3 q^{7} + q^{8} + 7 q^{9} + 9 q^{11} + 4 q^{12} - q^{13} - 3 q^{14} - q^{16} - 12 q^{17} + 13 q^{18} - 12 q^{21} + q^{22} + 14 q^{23} - 4 q^{24} + 6 q^{26} - 2 q^{28} + 10 q^{29} - 2 q^{31} - 4 q^{32} - 16 q^{33} - 8 q^{34} - 13 q^{36} - 2 q^{37} + 5 q^{38} + 14 q^{39} + 3 q^{41} + 2 q^{42} - 16 q^{43} - 11 q^{44} + 6 q^{46} + 8 q^{47} - 6 q^{48} + 8 q^{49} + 8 q^{51} - 6 q^{52} + 14 q^{53} - 40 q^{54} + 2 q^{56} + 10 q^{57} - 10 q^{58} + 18 q^{61} + 2 q^{62} + 19 q^{63} - q^{64} - 24 q^{66} + 28 q^{67} - 12 q^{68} - 16 q^{69} - 2 q^{71} - 7 q^{72} - 16 q^{73} + 2 q^{74} + 10 q^{76} + 8 q^{77} - 24 q^{78} + 20 q^{79} - 41 q^{81} + 2 q^{82} + 24 q^{83} + 8 q^{84} - 14 q^{86} - 40 q^{87} - 4 q^{88} + 50 q^{89} + 13 q^{91} - q^{92} + 8 q^{93} + 17 q^{94} + 6 q^{96} - 12 q^{97} + 22 q^{98} - 13 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Display 100 coefficients 10 coefficients

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/550\mathbb{Z}\right)^\times\).

\(n\) \(101\) \(177\)
\(\chi(n)\) \(-\zeta_{10}^{3}\) \(1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
201.1
0.809017 + 0.587785i
−0.309017 − 0.951057i
0.809017 − 0.587785i
−0.309017 + 0.951057i
0.809017 − 0.587785i −0.381966 − 1.17557i 0.309017 − 0.951057i 0 −1.00000 − 0.726543i 0.190983 − 0.587785i −0.309017 − 0.951057i 1.19098 − 0.865300i 0
251.1 −0.309017 + 0.951057i −2.61803 + 1.90211i −0.809017 − 0.587785i 0 −1.00000 − 3.07768i 1.30902 + 0.951057i 0.809017 − 0.587785i 2.30902 − 7.10642i 0
301.1 0.809017 + 0.587785i −0.381966 + 1.17557i 0.309017 + 0.951057i 0 −1.00000 + 0.726543i 0.190983 + 0.587785i −0.309017 + 0.951057i 1.19098 + 0.865300i 0
401.1 −0.309017 − 0.951057i −2.61803 − 1.90211i −0.809017 + 0.587785i 0 −1.00000 + 3.07768i 1.30902 − 0.951057i 0.809017 + 0.587785i 2.30902 + 7.10642i 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
11.c even 5 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 550.2.h.e 4
5.b even 2 1 550.2.h.d 4
5.c odd 4 2 110.2.j.a ✓ 8
11.c even 5 1 inner 550.2.h.e 4
11.c even 5 1 6050.2.a.ce 2
11.d odd 10 1 6050.2.a.ct 2
15.e even 4 2 990.2.ba.b 8
20.e even 4 2 880.2.cd.a 8
55.h odd 10 1 6050.2.a.bv 2
55.j even 10 1 550.2.h.d 4
55.j even 10 1 6050.2.a.cl 2
55.k odd 20 2 110.2.j.a ✓ 8
55.k odd 20 2 1210.2.b.f 4
55.l even 20 2 1210.2.b.g 4
165.v even 20 2 990.2.ba.b 8
220.v even 20 2 880.2.cd.a 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
110.2.j.a ✓ 8 5.c odd 4 2
110.2.j.a ✓ 8 55.k odd 20 2
550.2.h.d 4 5.b even 2 1
550.2.h.d 4 55.j even 10 1
550.2.h.e 4 1.a even 1 1 trivial
550.2.h.e 4 11.c even 5 1 inner
880.2.cd.a 8 20.e even 4 2
880.2.cd.a 8 220.v even 20 2
990.2.ba.b 8 15.e even 4 2
990.2.ba.b 8 165.v even 20 2
1210.2.b.f 4 55.k odd 20 2
1210.2.b.g 4 55.l even 20 2
6050.2.a.bv 2 55.h odd 10 1
6050.2.a.ce 2 11.c even 5 1
6050.2.a.cl 2 55.j even 10 1
6050.2.a.ct 2 11.d odd 10 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(550, [\chi])\):

\( T_{3}^{4} + 6T_{3}^{3} + 16T_{3}^{2} + 16T_{3} + 16 \) Copy content Toggle raw display
\( T_{7}^{4} - 3T_{7}^{3} + 4T_{7}^{2} - 2T_{7} + 1 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} - T^{3} + T^{2} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( T^{4} + 6 T^{3} + \cdots + 16 \) Copy content Toggle raw display
$5$ \( T^{4} \) Copy content Toggle raw display
$7$ \( T^{4} - 3 T^{3} + \cdots + 1 \) Copy content Toggle raw display
$11$ \( T^{4} - 9 T^{3} + \cdots + 121 \) Copy content Toggle raw display
$13$ \( T^{4} + T^{3} + \cdots + 121 \) Copy content Toggle raw display
$17$ \( T^{4} + 12 T^{3} + \cdots + 256 \) Copy content Toggle raw display
$19$ \( T^{4} + 10 T^{2} + \cdots + 25 \) Copy content Toggle raw display
$23$ \( (T^{2} - 7 T + 11)^{2} \) Copy content Toggle raw display
$29$ \( T^{4} - 10 T^{3} + \cdots + 400 \) Copy content Toggle raw display
$31$ \( T^{4} + 2 T^{3} + \cdots + 16 \) Copy content Toggle raw display
$37$ \( T^{4} + 2 T^{3} + \cdots + 361 \) Copy content Toggle raw display
$41$ \( T^{4} - 3 T^{3} + \cdots + 1 \) Copy content Toggle raw display
$43$ \( (T^{2} + 8 T - 4)^{2} \) Copy content Toggle raw display
$47$ \( T^{4} - 8 T^{3} + \cdots + 121 \) Copy content Toggle raw display
$53$ \( T^{4} - 14 T^{3} + \cdots + 841 \) Copy content Toggle raw display
$59$ \( T^{4} + 90 T^{2} + \cdots + 2025 \) Copy content Toggle raw display
$61$ \( T^{4} - 18 T^{3} + \cdots + 5776 \) Copy content Toggle raw display
$67$ \( (T^{2} - 14 T + 44)^{2} \) Copy content Toggle raw display
$71$ \( T^{4} + 2 T^{3} + \cdots + 16 \) Copy content Toggle raw display
$73$ \( T^{4} + 16 T^{3} + \cdots + 256 \) Copy content Toggle raw display
$79$ \( T^{4} - 20 T^{3} + \cdots + 10000 \) Copy content Toggle raw display
$83$ \( T^{4} - 24 T^{3} + \cdots + 15376 \) Copy content Toggle raw display
$89$ \( (T^{2} - 25 T + 155)^{2} \) Copy content Toggle raw display
$97$ \( T^{4} + 12 T^{3} + \cdots + 1936 \) Copy content Toggle raw display
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