Properties

Label 520.2.g.a
Level $520$
Weight $2$
Character orbit 520.g
Analytic conductor $4.152$
Analytic rank $0$
Dimension $24$
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] = [520,2,Mod(261,520)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(520, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 1, 0, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("520.261");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 520 = 2^{3} \cdot 5 \cdot 13 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 520.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: \(4.15222090511\)
Analytic rank: \(0\)
Dimension: \(24\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

The dimension is sufficiently large that we do not compute an algebraic \(q\)-expansion, but we have computed the trace expansion.

\(\operatorname{Tr}(f)(q) = \) \( 24 q + 2 q^{2} + 2 q^{6} - 16 q^{7} + 2 q^{8} - 24 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 24 q + 2 q^{2} + 2 q^{6} - 16 q^{7} + 2 q^{8} - 24 q^{9} - 2 q^{10} + 10 q^{12} + 8 q^{14} - 4 q^{15} - 12 q^{16} - 30 q^{18} + 18 q^{22} - 28 q^{23} + 14 q^{24} - 24 q^{25} - 2 q^{26} - 8 q^{28} + 10 q^{30} + 60 q^{31} + 22 q^{32} - 8 q^{33} - 12 q^{34} - 16 q^{36} + 38 q^{38} - 4 q^{39} + 14 q^{40} + 8 q^{41} - 44 q^{42} - 58 q^{44} + 30 q^{46} + 16 q^{47} + 46 q^{48} + 24 q^{49} - 2 q^{50} + 4 q^{54} - 20 q^{55} + 32 q^{56} + 8 q^{57} - 52 q^{58} - 22 q^{60} + 10 q^{62} + 80 q^{63} + 24 q^{64} - 24 q^{65} - 80 q^{66} - 32 q^{68} + 12 q^{70} - 28 q^{71} + 82 q^{72} - 28 q^{74} - 6 q^{76} + 10 q^{78} + 88 q^{79} + 16 q^{80} + 8 q^{81} + 8 q^{82} - 108 q^{84} + 78 q^{86} - 56 q^{87} + 62 q^{88} - 8 q^{89} - 14 q^{90} - 50 q^{92} + 40 q^{94} + 12 q^{95} + 34 q^{96} + 8 q^{97} - 54 q^{98}+O(q^{100}) \) Copy content Toggle raw display

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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
261.1 −1.34108 0.448904i 0.601115i 1.59697 + 1.20403i 1.00000i 0.269843 0.806141i −3.20726 −1.60117 2.33158i 2.63866 0.448904 1.34108i
261.2 −1.34108 + 0.448904i 0.601115i 1.59697 1.20403i 1.00000i 0.269843 + 0.806141i −3.20726 −1.60117 + 2.33158i 2.63866 0.448904 + 1.34108i
261.3 −1.25169 0.658225i 2.91145i 1.13348 + 1.64779i 1.00000i −1.91639 + 3.64425i −1.95534 −0.334150 2.80862i −5.47656 −0.658225 + 1.25169i
261.4 −1.25169 + 0.658225i 2.91145i 1.13348 1.64779i 1.00000i −1.91639 3.64425i −1.95534 −0.334150 + 2.80862i −5.47656 −0.658225 1.25169i
261.5 −1.02892 0.970216i 1.68090i 0.117362 + 1.99655i 1.00000i 1.63084 1.72952i 3.58543 1.81633 2.16817i 0.174562 0.970216 1.02892i
261.6 −1.02892 + 0.970216i 1.68090i 0.117362 1.99655i 1.00000i 1.63084 + 1.72952i 3.58543 1.81633 + 2.16817i 0.174562 0.970216 + 1.02892i
261.7 −0.835094 1.14132i 0.601279i −0.605237 + 1.90622i 1.00000i 0.686253 0.502124i −4.98089 2.68105 0.901105i 2.63846 −1.14132 + 0.835094i
261.8 −0.835094 + 1.14132i 0.601279i −0.605237 1.90622i 1.00000i 0.686253 + 0.502124i −4.98089 2.68105 + 0.901105i 2.63846 −1.14132 0.835094i
261.9 −0.481628 1.32967i 1.22302i −1.53607 + 1.28082i 1.00000i −1.62622 + 0.589041i 0.685077 2.44288 + 1.42559i 1.50422 1.32967 0.481628i
261.10 −0.481628 + 1.32967i 1.22302i −1.53607 1.28082i 1.00000i −1.62622 0.589041i 0.685077 2.44288 1.42559i 1.50422 1.32967 + 0.481628i
261.11 −0.0701382 1.41247i 0.360301i −1.99016 + 0.198137i 1.00000i 0.508916 0.0252709i 1.97386 0.419449 + 2.79715i 2.87018 −1.41247 + 0.0701382i
261.12 −0.0701382 + 1.41247i 0.360301i −1.99016 0.198137i 1.00000i 0.508916 + 0.0252709i 1.97386 0.419449 2.79715i 2.87018 −1.41247 0.0701382i
261.13 0.579792 1.28990i 2.54544i −1.32768 1.49575i 1.00000i 3.28336 + 1.47582i −4.22375 −2.69914 + 0.845354i −3.47926 −1.28990 0.579792i
261.14 0.579792 + 1.28990i 2.54544i −1.32768 + 1.49575i 1.00000i 3.28336 1.47582i −4.22375 −2.69914 0.845354i −3.47926 −1.28990 + 0.579792i
261.15 0.670304 1.24527i 1.79082i −1.10139 1.66942i 1.00000i −2.23005 1.20039i 2.36726 −2.81713 + 0.252504i −0.207044 −1.24527 0.670304i
261.16 0.670304 + 1.24527i 1.79082i −1.10139 + 1.66942i 1.00000i −2.23005 + 1.20039i 2.36726 −2.81713 0.252504i −0.207044 −1.24527 + 0.670304i
261.17 0.855598 1.12603i 2.88793i −0.535903 1.92686i 1.00000i −3.25191 2.47091i −0.427933 −2.62823 1.04518i −5.34015 1.12603 + 0.855598i
261.18 0.855598 + 1.12603i 2.88793i −0.535903 + 1.92686i 1.00000i −3.25191 + 2.47091i −0.427933 −2.62823 + 1.04518i −5.34015 1.12603 0.855598i
261.19 1.12418 0.858032i 3.18499i 0.527561 1.92917i 1.00000i 2.73282 + 3.58050i −3.77752 −1.06221 2.62139i −7.14416 0.858032 + 1.12418i
261.20 1.12418 + 0.858032i 3.18499i 0.527561 + 1.92917i 1.00000i 2.73282 3.58050i −3.77752 −1.06221 + 2.62139i −7.14416 0.858032 1.12418i
See all 24 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 261.24
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
8.b even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 520.2.g.a 24
4.b odd 2 1 2080.2.g.b 24
8.b even 2 1 inner 520.2.g.a 24
8.d odd 2 1 2080.2.g.b 24
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
520.2.g.a 24 1.a even 1 1 trivial
520.2.g.a 24 8.b even 2 1 inner
2080.2.g.b 24 4.b odd 2 1
2080.2.g.b 24 8.d odd 2 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{24} + 48 T_{3}^{22} + 988 T_{3}^{20} + 11440 T_{3}^{18} + 82240 T_{3}^{16} + 382592 T_{3}^{14} + \cdots + 9216 \) acting on \(S_{2}^{\mathrm{new}}(520, [\chi])\). Copy content Toggle raw display