Properties

Label 315.5.c.a
Level $315$
Weight $5$
Character orbit 315.c
Analytic conductor $32.562$
Analytic rank $0$
Dimension $32$
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] = [315,5,Mod(71,315)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(315, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 0, 0]))
 
N = Newforms(chi, 5, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("315.71");
 
S:= CuspForms(chi, 5);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 315 = 3^{2} \cdot 5 \cdot 7 \)
Weight: \( k \) \(=\) \( 5 \)
Character orbit: \([\chi]\) \(=\) 315.c (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: \(32.5615383714\)
Analytic rank: \(0\)
Dimension: \(32\)
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.

\(\operatorname{Tr}(f)(q) = \) \( 32 q - 200 q^{4}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 32 q - 200 q^{4} + 200 q^{10} + 448 q^{16} + 1408 q^{19} - 760 q^{22} - 4000 q^{25} + 392 q^{28} - 624 q^{31} + 8528 q^{34} - 3920 q^{37} - 5400 q^{40} + 1520 q^{43} + 4056 q^{46} + 10976 q^{49} - 25280 q^{52} + 1600 q^{55} + 10680 q^{58} + 5840 q^{61} + 8600 q^{64} + 15120 q^{67} - 35456 q^{73} - 15408 q^{76} - 26256 q^{79} - 16176 q^{82} + 22400 q^{85} + 104472 q^{88} + 3136 q^{91} - 85728 q^{94} + 13024 q^{97}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
71.1 7.63905i 0 −42.3551 11.1803i 0 −18.5203 201.328i 0 85.4072
71.2 6.85454i 0 −30.9847 11.1803i 0 18.5203 102.713i 0 76.6361
71.3 6.70628i 0 −28.9742 11.1803i 0 18.5203 87.0087i 0 −74.9785
71.4 6.51398i 0 −26.4320 11.1803i 0 −18.5203 67.9538i 0 −72.8286
71.5 6.05038i 0 −20.6071 11.1803i 0 18.5203 27.8747i 0 67.6453
71.6 5.29757i 0 −12.0643 11.1803i 0 −18.5203 20.8497i 0 59.2287
71.7 4.58858i 0 −5.05506 11.1803i 0 −18.5203 50.2217i 0 −51.3019
71.8 4.54612i 0 −4.66718 11.1803i 0 18.5203 51.5203i 0 50.8271
71.9 4.34228i 0 −2.85536 11.1803i 0 −18.5203 57.0777i 0 48.5481
71.10 3.97875i 0 0.169517 11.1803i 0 18.5203 64.3345i 0 −44.4838
71.11 3.49694i 0 3.77141 11.1803i 0 −18.5203 69.1394i 0 −39.0970
71.12 1.81509i 0 12.7055 11.1803i 0 18.5203 52.1029i 0 −20.2933
71.13 1.69467i 0 13.1281 11.1803i 0 18.5203 49.3624i 0 −18.9470
71.14 1.48549i 0 13.7933 11.1803i 0 −18.5203 44.2576i 0 16.6082
71.15 1.21589i 0 14.5216 11.1803i 0 18.5203 37.1110i 0 13.5941
71.16 0.307250i 0 15.9056 11.1803i 0 −18.5203 9.80299i 0 3.43516
71.17 0.307250i 0 15.9056 11.1803i 0 −18.5203 9.80299i 0 3.43516
71.18 1.21589i 0 14.5216 11.1803i 0 18.5203 37.1110i 0 13.5941
71.19 1.48549i 0 13.7933 11.1803i 0 −18.5203 44.2576i 0 16.6082
71.20 1.69467i 0 13.1281 11.1803i 0 18.5203 49.3624i 0 −18.9470
See all 32 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 71.32
Significant digits:
Format:

Inner twists

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

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 315.5.c.a 32
3.b odd 2 1 inner 315.5.c.a 32
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
315.5.c.a 32 1.a even 1 1 trivial
315.5.c.a 32 3.b odd 2 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{5}^{\mathrm{new}}(315, [\chi])\).