Properties

Label 805.2.l.a
Level $805$
Weight $2$
Character orbit 805.l
Analytic conductor $6.428$
Analytic rank $0$
Dimension $144$
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] = [805,2,Mod(22,805)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(805, base_ring=CyclotomicField(4))
 
chi = DirichletCharacter(H, H._module([1, 0, 2]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("805.22");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 805 = 5 \cdot 7 \cdot 23 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 805.l (of order \(4\), 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: \(6.42795736271\)
Analytic rank: \(0\)
Dimension: \(144\)
Relative dimension: \(72\) over \(\Q(i)\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{4}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 144 q + 8 q^{3} - 16 q^{6}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 144 q + 8 q^{3} - 16 q^{6} + 32 q^{12} - 16 q^{13} - 192 q^{16} - 16 q^{18} - 8 q^{23} - 8 q^{25} + 8 q^{27} - 40 q^{32} + 208 q^{36} + 32 q^{41} - 80 q^{46} + 16 q^{47} + 24 q^{48} - 56 q^{50} - 64 q^{52} + 56 q^{55} - 24 q^{62} - 16 q^{70} - 96 q^{71} - 48 q^{72} + 32 q^{73} - 32 q^{75} + 40 q^{78} - 160 q^{81} - 96 q^{82} + 16 q^{85} - 16 q^{87} + 112 q^{92} - 8 q^{93} - 120 q^{95} + 272 q^{96}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
22.1 −1.98362 1.98362i 1.42454 1.42454i 5.86953i −1.24587 1.85682i −5.65151 0.707107 0.707107i 7.67570 7.67570i 1.05864i −1.21190 + 6.15459i
22.2 −1.98362 1.98362i 1.42454 1.42454i 5.86953i 1.24587 + 1.85682i −5.65151 −0.707107 + 0.707107i 7.67570 7.67570i 1.05864i 1.21190 6.15459i
22.3 −1.86964 1.86964i −1.61024 + 1.61024i 4.99109i −1.86179 + 1.23845i 6.02111 −0.707107 + 0.707107i 5.59225 5.59225i 2.18572i 5.79631 + 1.16541i
22.4 −1.86964 1.86964i −1.61024 + 1.61024i 4.99109i 1.86179 1.23845i 6.02111 0.707107 0.707107i 5.59225 5.59225i 2.18572i −5.79631 1.16541i
22.5 −1.83662 1.83662i −0.379823 + 0.379823i 4.74636i −1.45047 + 1.70180i 1.39518 0.707107 0.707107i 5.04402 5.04402i 2.71147i 5.78954 0.461590i
22.6 −1.83662 1.83662i −0.379823 + 0.379823i 4.74636i 1.45047 1.70180i 1.39518 −0.707107 + 0.707107i 5.04402 5.04402i 2.71147i −5.78954 + 0.461590i
22.7 −1.60576 1.60576i 0.871410 0.871410i 3.15695i −2.02341 + 0.951750i −2.79856 0.707107 0.707107i 1.85780 1.85780i 1.48129i 4.77740 + 1.72083i
22.8 −1.60576 1.60576i 0.871410 0.871410i 3.15695i 2.02341 0.951750i −2.79856 −0.707107 + 0.707107i 1.85780 1.85780i 1.48129i −4.77740 1.72083i
22.9 −1.59754 1.59754i 2.27399 2.27399i 3.10428i −2.19447 0.429310i −7.26558 −0.707107 + 0.707107i 1.76414 1.76414i 7.34202i 2.81992 + 4.19160i
22.10 −1.59754 1.59754i 2.27399 2.27399i 3.10428i 2.19447 + 0.429310i −7.26558 0.707107 0.707107i 1.76414 1.76414i 7.34202i −2.81992 4.19160i
22.11 −1.46985 1.46985i 1.77687 1.77687i 2.32090i −0.533967 + 2.17138i −5.22345 0.707107 0.707107i 0.471674 0.471674i 3.31453i 3.97644 2.40674i
22.12 −1.46985 1.46985i 1.77687 1.77687i 2.32090i 0.533967 2.17138i −5.22345 −0.707107 + 0.707107i 0.471674 0.471674i 3.31453i −3.97644 + 2.40674i
22.13 −1.46882 1.46882i −2.33093 + 2.33093i 2.31485i −0.350000 2.20851i 6.84742 −0.707107 + 0.707107i 0.462459 0.462459i 7.86647i −2.72981 + 3.75798i
22.14 −1.46882 1.46882i −2.33093 + 2.33093i 2.31485i 0.350000 + 2.20851i 6.84742 0.707107 0.707107i 0.462459 0.462459i 7.86647i 2.72981 3.75798i
22.15 −1.44201 1.44201i 0.110138 0.110138i 2.15879i −0.378849 2.20374i −0.317641 0.707107 0.707107i 0.228977 0.228977i 2.97574i −2.63151 + 3.72412i
22.16 −1.44201 1.44201i 0.110138 0.110138i 2.15879i 0.378849 + 2.20374i −0.317641 −0.707107 + 0.707107i 0.228977 0.228977i 2.97574i 2.63151 3.72412i
22.17 −1.13928 1.13928i 0.402331 0.402331i 0.595896i −2.20214 0.388024i −0.916732 −0.707107 + 0.707107i −1.59966 + 1.59966i 2.67626i 2.06678 + 2.95091i
22.18 −1.13928 1.13928i 0.402331 0.402331i 0.595896i 2.20214 + 0.388024i −0.916732 0.707107 0.707107i −1.59966 + 1.59966i 2.67626i −2.06678 2.95091i
22.19 −1.12953 1.12953i −1.49782 + 1.49782i 0.551658i −1.77441 + 1.36069i 3.38366 −0.707107 + 0.707107i −1.63594 + 1.63594i 1.48695i 3.54117 + 0.467305i
22.20 −1.12953 1.12953i −1.49782 + 1.49782i 0.551658i 1.77441 1.36069i 3.38366 0.707107 0.707107i −1.63594 + 1.63594i 1.48695i −3.54117 0.467305i
See next 80 embeddings (of 144 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 22.72
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.c odd 4 1 inner
23.b odd 2 1 inner
115.e even 4 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 805.2.l.a 144
5.c odd 4 1 inner 805.2.l.a 144
23.b odd 2 1 inner 805.2.l.a 144
115.e even 4 1 inner 805.2.l.a 144
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
805.2.l.a 144 1.a even 1 1 trivial
805.2.l.a 144 5.c odd 4 1 inner
805.2.l.a 144 23.b odd 2 1 inner
805.2.l.a 144 115.e even 4 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(805, [\chi])\).