Properties

Label 215.2.i.a
Level $215$
Weight $2$
Character orbit 215.i
Analytic conductor $1.717$
Analytic rank $0$
Dimension $40$
CM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [215,2,Mod(49,215)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(215, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([3, 4]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("215.49");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 215 = 5 \cdot 43 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 215.i (of order \(6\), degree \(2\), 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: \(1.71678364346\)
Analytic rank: \(0\)
Dimension: \(40\)
Relative dimension: \(20\) over \(\Q(\zeta_{6})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{6}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 40 q - 44 q^{4} + q^{5} + 16 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 40 q - 44 q^{4} + q^{5} + 16 q^{9} - 3 q^{10} - 12 q^{11} + 2 q^{14} - 5 q^{15} + 28 q^{16} + 6 q^{19} - 25 q^{20} + 4 q^{21} + 34 q^{24} - q^{25} - 2 q^{26} + 14 q^{29} - 23 q^{30} + 6 q^{31} + 18 q^{34} - 30 q^{35} - 74 q^{36} - 116 q^{39} + 15 q^{40} - 16 q^{41} - 12 q^{44} + 8 q^{45} - 50 q^{46} - 10 q^{49} + 59 q^{50} + 60 q^{51} + 168 q^{54} + 28 q^{55} + 64 q^{56} - 72 q^{59} - 15 q^{60} - 6 q^{61} + 28 q^{64} + 34 q^{65} + 6 q^{66} - 6 q^{69} - 10 q^{70} - 20 q^{71} + 6 q^{74} + 54 q^{75} - 34 q^{76} + 63 q^{80} - 32 q^{81} - 12 q^{84} - 14 q^{85} - 8 q^{86} + 38 q^{89} - 44 q^{90} - 26 q^{91} - 64 q^{94} + 21 q^{95} - 50 q^{96} - 62 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
49.1 2.71163i −1.88829 1.09021i −5.35294 −0.724925 2.11530i −2.95624 + 5.12036i 2.45772 1.41896i 9.09192i 0.877105 + 1.51919i −5.73590 + 1.96573i
49.2 2.34656i 2.87647 + 1.66073i −3.50635 0.270428 2.21966i 3.89700 6.74981i −0.208478 + 0.120365i 3.53476i 4.01604 + 6.95599i −5.20856 0.634576i
49.3 2.28980i 0.620444 + 0.358213i −3.24317 1.86429 + 1.23468i 0.820236 1.42069i 2.52509 1.45786i 2.84661i −1.24337 2.15357i 2.82716 4.26884i
49.4 2.12960i −2.33760 1.34961i −2.53518 0.894650 + 2.04929i −2.87413 + 4.97814i −3.45146 + 1.99270i 1.13971i 2.14291 + 3.71162i 4.36416 1.90524i
49.5 1.81467i −0.618650 0.357178i −1.29304 −2.19938 0.403373i −0.648162 + 1.12265i −0.919625 + 0.530946i 1.28289i −1.24485 2.15614i −0.731990 + 3.99117i
49.6 1.60368i 0.146007 + 0.0842970i −0.571779 0.990616 2.00466i 0.135185 0.234147i −3.49164 + 2.01590i 2.29041i −1.48579 2.57346i −3.21483 1.58863i
49.7 1.25369i 2.33661 + 1.34904i 0.428263 −0.991811 + 2.00407i 1.69128 2.92938i −0.568140 + 0.328016i 3.04429i 2.13983 + 3.70630i 2.51249 + 1.24342i
49.8 0.886389i −0.968447 0.559133i 1.21432 −0.908261 + 2.04330i −0.495609 + 0.858421i 2.82800 1.63275i 2.84913i −0.874740 1.51509i 1.81116 + 0.805072i
49.9 0.276625i 1.61077 + 0.929976i 1.92348 −1.85606 1.24701i 0.257254 0.445578i 1.17247 0.676925i 1.08533i 0.229710 + 0.397870i −0.344955 + 0.513432i
49.10 0.252186i 1.18942 + 0.686713i 1.93640 2.22980 0.167330i 0.173179 0.299955i −1.28266 + 0.740544i 0.992705i −0.556849 0.964491i −0.0421983 0.562323i
49.11 0.252186i −1.18942 0.686713i 1.93640 −0.969987 2.01473i 0.173179 0.299955i 1.28266 0.740544i 0.992705i −0.556849 0.964491i 0.508086 0.244617i
49.12 0.276625i −1.61077 0.929976i 1.92348 2.00797 + 0.983889i 0.257254 0.445578i −1.17247 + 0.676925i 1.08533i 0.229710 + 0.397870i −0.272168 + 0.555456i
49.13 0.886389i 0.968447 + 0.559133i 1.21432 −1.31542 + 1.80823i −0.495609 + 0.858421i −2.82800 + 1.63275i 2.84913i −0.874740 1.51509i −1.60279 1.16597i
49.14 1.25369i −2.33661 1.34904i 0.428263 −1.23967 + 1.86097i 1.69128 2.92938i 0.568140 0.328016i 3.04429i 2.13983 + 3.70630i −2.33308 1.55416i
49.15 1.60368i −0.146007 0.0842970i −0.571779 1.24078 1.86023i 0.135185 0.234147i 3.49164 2.01590i 2.29041i −1.48579 2.57346i 2.98321 + 1.98981i
49.16 1.81467i 0.618650 + 0.357178i −1.29304 1.44902 + 1.70304i −0.648162 + 1.12265i 0.919625 0.530946i 1.28289i −1.24485 2.15614i −3.09046 + 2.62951i
49.17 2.12960i 2.33760 + 1.34961i −2.53518 −2.22206 + 0.249856i −2.87413 + 4.97814i 3.45146 1.99270i 1.13971i 2.14291 + 3.71162i −0.532093 4.73210i
49.18 2.28980i −0.620444 0.358213i −3.24317 −2.00141 0.997182i 0.820236 1.42069i −2.52509 + 1.45786i 2.84661i −1.24337 2.15357i 2.28334 4.58281i
49.19 2.34656i −2.87647 1.66073i −3.50635 1.78706 1.34403i 3.89700 6.74981i 0.208478 0.120365i 3.53476i 4.01604 + 6.95599i 3.15384 + 4.19346i
49.20 2.71163i 1.88829 + 1.09021i −5.35294 2.19436 0.429846i −2.95624 + 5.12036i −2.45772 + 1.41896i 9.09192i 0.877105 + 1.51919i 1.16558 + 5.95030i
See all 40 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 49.20
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
43.c even 3 1 inner
215.i even 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 215.2.i.a 40
5.b even 2 1 inner 215.2.i.a 40
43.c even 3 1 inner 215.2.i.a 40
215.i even 6 1 inner 215.2.i.a 40
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
215.2.i.a 40 1.a even 1 1 trivial
215.2.i.a 40 5.b even 2 1 inner
215.2.i.a 40 43.c even 3 1 inner
215.2.i.a 40 215.i even 6 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(215, [\chi])\).