Properties

Label 861.2.cl.a
Level $861$
Weight $2$
Character orbit 861.cl
Analytic conductor $6.875$
Analytic rank $0$
Dimension $3456$
CM no
Inner twists $8$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [861,2,Mod(11,861)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(861, base_ring=CyclotomicField(120))
 
chi = DirichletCharacter(H, H._module([60, 80, 9]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("861.11");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 861 = 3 \cdot 7 \cdot 41 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 861.cl (of order \(120\), degree \(32\), 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: \(6.87511961403\)
Analytic rank: \(0\)
Dimension: \(3456\)
Relative dimension: \(108\) over \(\Q(\zeta_{120})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{120}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 3456 q - 16 q^{3} - 40 q^{4} - 64 q^{6} - 64 q^{7} - 8 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 3456 q - 16 q^{3} - 40 q^{4} - 64 q^{6} - 64 q^{7} - 8 q^{9} - 24 q^{10} + 8 q^{12} - 128 q^{13} - 40 q^{15} - 408 q^{16} - 12 q^{18} - 32 q^{19} - 24 q^{21} - 48 q^{22} - 56 q^{24} - 40 q^{25} - 64 q^{27} - 32 q^{28} - 8 q^{30} - 40 q^{31} - 92 q^{33} - 128 q^{34} + 32 q^{36} - 24 q^{37} - 16 q^{39} - 192 q^{42} - 96 q^{43} - 20 q^{45} - 40 q^{46} + 104 q^{48} - 112 q^{49} + 24 q^{51} - 8 q^{52} - 136 q^{54} - 96 q^{55} - 64 q^{57} - 32 q^{58} - 48 q^{60} + 28 q^{63} - 160 q^{64} - 20 q^{66} - 16 q^{67} - 88 q^{69} - 184 q^{70} - 20 q^{72} - 32 q^{73} - 20 q^{75} - 640 q^{76} + 64 q^{78} - 16 q^{79} + 160 q^{82} + 32 q^{84} - 192 q^{85} - 36 q^{87} - 64 q^{88} - 112 q^{90} - 80 q^{91} + 48 q^{93} - 32 q^{94} + 96 q^{96} - 256 q^{97} - 192 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
11.1 −2.14683 + 1.73847i 0.280422 + 1.70920i 1.17079 5.50812i −0.113959 2.17447i −3.57341 3.18186i −2.62774 + 0.308152i 4.55397 + 8.93767i −2.84273 + 0.958594i 4.02491 + 4.47011i
11.2 −2.13226 + 1.72667i 1.42361 + 0.986582i 1.14932 5.40713i 0.144919 + 2.76522i −4.73900 + 0.354448i 1.06439 + 2.42220i 4.39445 + 8.62459i 1.05331 + 2.80901i −5.08363 5.64594i
11.3 −2.12204 + 1.71840i −1.72955 + 0.0929614i 1.13435 5.33672i −0.0498201 0.950624i 3.51044 3.16933i 2.18565 1.49095i 4.28415 + 8.40812i 2.98272 0.321564i 1.73927 + 1.93165i
11.4 −2.02688 + 1.64134i 0.0118789 1.73201i 0.998445 4.69731i −0.0210000 0.400703i 2.81874 + 3.53008i 0.816823 + 2.51651i 3.31804 + 6.51201i −2.99972 0.0411488i 0.700254 + 0.777711i
11.5 −2.00868 + 1.62660i 1.72136 + 0.192107i 0.973158 4.57835i −0.101767 1.94183i −3.77016 + 2.41409i −0.807550 2.51950i 3.14552 + 6.17344i 2.92619 + 0.661371i 3.36300 + 3.73499i
11.6 −2.00652 + 1.62485i −1.21968 1.22979i 0.970168 4.56428i −0.194613 3.71344i 4.44553 + 0.485817i −2.57407 + 0.611670i 3.12528 + 6.13370i −0.0247829 + 2.99990i 6.42426 + 7.13487i
11.7 −1.99920 + 1.61892i −1.65097 + 0.523746i 0.960081 4.51683i 0.172703 + 3.29537i 2.45272 3.71986i −2.23338 + 1.41845i 3.05722 + 6.00014i 2.45138 1.72937i −5.68022 6.30853i
11.8 −1.94956 + 1.57872i 1.59370 0.678329i 0.892594 4.19932i −0.147248 2.80966i −2.03611 + 3.83844i 2.57619 + 0.602679i 2.61163 + 5.12560i 2.07974 2.16210i 4.72274 + 5.24513i
11.9 −1.92752 + 1.56088i −0.522952 + 1.65122i 0.863184 4.06096i −0.0790320 1.50802i −1.56935 3.99903i 1.95821 + 1.77916i 2.42283 + 4.75507i −2.45304 1.72702i 2.50617 + 2.78338i
11.10 −1.89915 + 1.53791i 1.28592 1.16035i 0.825813 3.88515i 0.0841046 + 1.60481i −0.657643 + 4.18131i −2.60080 + 0.485607i 2.18776 + 4.29371i 0.307164 2.98423i −2.62778 2.91844i
11.11 −1.88035 + 1.52268i −0.575511 + 1.63364i 0.801345 3.77003i 0.139139 + 2.65494i −1.40535 3.94813i 0.781138 2.52781i 2.03682 + 3.99748i −2.33757 1.88036i −4.30424 4.78034i
11.12 −1.83059 + 1.48238i −0.881337 1.49106i 0.737778 3.47097i 0.121671 + 2.32161i 3.82368 + 1.42303i −2.05332 1.66850i 1.65596 + 3.25001i −1.44649 + 2.62824i −3.66425 4.06956i
11.13 −1.76155 + 1.42648i 1.25942 + 1.18906i 0.652406 3.06933i 0.112534 + 2.14727i −3.91470 0.298066i −0.255185 2.63342i 1.17096 + 2.29815i 0.172262 + 2.99505i −3.26127 3.62201i
11.14 −1.67452 + 1.35600i 0.395157 1.68637i 0.549462 2.58502i −0.182763 3.48733i 1.62502 + 3.35970i 0.132198 2.64245i 0.628765 + 1.23402i −2.68770 1.33276i 5.03487 + 5.59179i
11.15 −1.63902 + 1.32726i −1.63279 0.577911i 0.508969 2.39451i 0.00793193 + 0.151350i 3.44323 1.21993i 0.676578 + 2.55778i 0.428957 + 0.841875i 2.33204 + 1.88722i −0.213881 0.237539i
11.16 −1.62258 + 1.31394i 1.63334 0.576358i 0.490507 2.30765i 0.128063 + 2.44359i −1.89293 + 3.08130i 2.53425 0.759995i 0.340483 + 0.668236i 2.33562 1.88278i −3.41853 3.79666i
11.17 −1.62071 + 1.31243i −1.38039 + 1.04620i 0.488419 2.29783i −0.172480 3.29112i 0.864149 3.50724i −1.02471 2.43926i 0.330583 + 0.648806i 0.810935 2.88832i 4.59889 + 5.10758i
11.18 −1.54003 + 1.24709i 1.49098 + 0.881456i 0.400627 1.88480i −0.176456 3.36699i −3.39541 + 0.501924i 0.405753 + 2.61445i −0.0657569 0.129055i 1.44607 + 2.62848i 4.47068 + 4.96519i
11.19 −1.47569 + 1.19499i −1.09367 1.34309i 0.333838 1.57058i −0.0389693 0.743578i 3.21890 + 0.675057i 2.17358 1.50850i −0.339936 0.667162i −0.607770 + 2.93779i 0.946077 + 1.05072i
11.20 −1.46892 + 1.18951i 1.08431 + 1.35066i 0.326977 1.53831i 0.0633342 + 1.20849i −3.19939 0.694212i 2.61937 + 0.372707i −0.366694 0.719678i −0.648544 + 2.92906i −1.53054 1.69984i
See next 80 embeddings (of 3456 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 11.108
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
7.c even 3 1 inner
21.h odd 6 1 inner
41.h odd 40 1 inner
123.o even 40 1 inner
287.bf odd 120 1 inner
861.cl even 120 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 861.2.cl.a 3456
3.b odd 2 1 inner 861.2.cl.a 3456
7.c even 3 1 inner 861.2.cl.a 3456
21.h odd 6 1 inner 861.2.cl.a 3456
41.h odd 40 1 inner 861.2.cl.a 3456
123.o even 40 1 inner 861.2.cl.a 3456
287.bf odd 120 1 inner 861.2.cl.a 3456
861.cl even 120 1 inner 861.2.cl.a 3456
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
861.2.cl.a 3456 1.a even 1 1 trivial
861.2.cl.a 3456 3.b odd 2 1 inner
861.2.cl.a 3456 7.c even 3 1 inner
861.2.cl.a 3456 21.h odd 6 1 inner
861.2.cl.a 3456 41.h odd 40 1 inner
861.2.cl.a 3456 123.o even 40 1 inner
861.2.cl.a 3456 287.bf odd 120 1 inner
861.2.cl.a 3456 861.cl even 120 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(861, [\chi])\).