Properties

Label 930.2.s.d
Level $930$
Weight $2$
Character orbit 930.s
Analytic conductor $7.426$
Analytic rank $0$
Dimension $28$
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] = [930,2,Mod(439,930)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(930, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([0, 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("930.439");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 930 = 2 \cdot 3 \cdot 5 \cdot 31 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 930.s (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: \(7.42608738798\)
Analytic rank: \(0\)
Dimension: \(28\)
Relative dimension: \(14\) 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.

\(\operatorname{Tr}(f)(q) = \) \( 28 q - 28 q^{4} + 2 q^{5} + 14 q^{6} + 14 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 28 q - 28 q^{4} + 2 q^{5} + 14 q^{6} + 14 q^{9} + 4 q^{10} + 2 q^{11} - 8 q^{14} - 8 q^{15} + 28 q^{16} + 4 q^{19} - 2 q^{20} - 8 q^{21} - 14 q^{24} - 14 q^{25} - 12 q^{26} + 24 q^{29} + 4 q^{30} + 10 q^{34} + 8 q^{35} - 14 q^{36} + 24 q^{39} - 4 q^{40} + 20 q^{41} - 2 q^{44} - 2 q^{45} + 12 q^{46} + 2 q^{49} - 8 q^{50} + 10 q^{51} + 28 q^{54} + 6 q^{55} + 8 q^{56} - 20 q^{59} + 8 q^{60} + 32 q^{61} - 28 q^{64} - 12 q^{65} + 4 q^{66} - 6 q^{69} - 16 q^{70} - 16 q^{71} - 6 q^{74} - 8 q^{75} - 4 q^{76} + 10 q^{79} + 2 q^{80} - 14 q^{81} + 8 q^{84} + 72 q^{85} + 18 q^{86} - 80 q^{89} - 4 q^{90} + 32 q^{91} - 12 q^{94} - 32 q^{95} + 14 q^{96} - 2 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
439.1 1.00000i 0.866025 + 0.500000i −1.00000 −2.16404 0.562979i 0.500000 0.866025i 0.759514 + 0.438506i 1.00000i 0.500000 + 0.866025i −0.562979 + 2.16404i
439.2 1.00000i 0.866025 + 0.500000i −1.00000 −1.82738 + 1.28868i 0.500000 0.866025i −2.60552 1.50429i 1.00000i 0.500000 + 0.866025i 1.28868 + 1.82738i
439.3 1.00000i 0.866025 + 0.500000i −1.00000 −0.670801 2.13308i 0.500000 0.866025i −1.77376 1.02408i 1.00000i 0.500000 + 0.866025i −2.13308 + 0.670801i
439.4 1.00000i 0.866025 + 0.500000i −1.00000 −0.347530 + 2.20890i 0.500000 0.866025i 3.10811 + 1.79447i 1.00000i 0.500000 + 0.866025i 2.20890 + 0.347530i
439.5 1.00000i 0.866025 + 0.500000i −1.00000 0.836743 2.07361i 0.500000 0.866025i 1.24405 + 0.718253i 1.00000i 0.500000 + 0.866025i −2.07361 0.836743i
439.6 1.00000i 0.866025 + 0.500000i −1.00000 1.02320 + 1.98823i 0.500000 0.866025i −3.96572 2.28961i 1.00000i 0.500000 + 0.866025i 1.98823 1.02320i
439.7 1.00000i 0.866025 + 0.500000i −1.00000 1.91775 + 1.14989i 0.500000 0.866025i −0.230788 0.133246i 1.00000i 0.500000 + 0.866025i 1.14989 1.91775i
439.8 1.00000i −0.866025 0.500000i −1.00000 −2.21417 0.312164i 0.500000 0.866025i −1.24405 0.718253i 1.00000i 0.500000 + 0.866025i 0.312164 2.21417i
439.9 1.00000i −0.866025 0.500000i −1.00000 −1.51190 1.64747i 0.500000 0.866025i 1.77376 + 1.02408i 1.00000i 0.500000 + 0.866025i 1.64747 1.51190i
439.10 1.00000i −0.866025 0.500000i −1.00000 0.0369558 + 2.23576i 0.500000 0.866025i 0.230788 + 0.133246i 1.00000i 0.500000 + 0.866025i −2.23576 + 0.0369558i
439.11 1.00000i −0.866025 0.500000i −1.00000 0.594464 2.15560i 0.500000 0.866025i −0.759514 0.438506i 1.00000i 0.500000 + 0.866025i 2.15560 + 0.594464i
439.12 1.00000i −0.866025 0.500000i −1.00000 1.21026 + 1.88023i 0.500000 0.866025i 3.96572 + 2.28961i 1.00000i 0.500000 + 0.866025i −1.88023 + 1.21026i
439.13 1.00000i −0.866025 0.500000i −1.00000 2.02972 0.938214i 0.500000 0.866025i 2.60552 + 1.50429i 1.00000i 0.500000 + 0.866025i 0.938214 + 2.02972i
439.14 1.00000i −0.866025 0.500000i −1.00000 2.08673 + 0.803479i 0.500000 0.866025i −3.10811 1.79447i 1.00000i 0.500000 + 0.866025i −0.803479 + 2.08673i
769.1 1.00000i −0.866025 + 0.500000i −1.00000 −2.21417 + 0.312164i 0.500000 + 0.866025i −1.24405 + 0.718253i 1.00000i 0.500000 0.866025i 0.312164 + 2.21417i
769.2 1.00000i −0.866025 + 0.500000i −1.00000 −1.51190 + 1.64747i 0.500000 + 0.866025i 1.77376 1.02408i 1.00000i 0.500000 0.866025i 1.64747 + 1.51190i
769.3 1.00000i −0.866025 + 0.500000i −1.00000 0.0369558 2.23576i 0.500000 + 0.866025i 0.230788 0.133246i 1.00000i 0.500000 0.866025i −2.23576 0.0369558i
769.4 1.00000i −0.866025 + 0.500000i −1.00000 0.594464 + 2.15560i 0.500000 + 0.866025i −0.759514 + 0.438506i 1.00000i 0.500000 0.866025i 2.15560 0.594464i
769.5 1.00000i −0.866025 + 0.500000i −1.00000 1.21026 1.88023i 0.500000 + 0.866025i 3.96572 2.28961i 1.00000i 0.500000 0.866025i −1.88023 1.21026i
769.6 1.00000i −0.866025 + 0.500000i −1.00000 2.02972 + 0.938214i 0.500000 + 0.866025i 2.60552 1.50429i 1.00000i 0.500000 0.866025i 0.938214 2.02972i
See all 28 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 439.14
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
31.c even 3 1 inner
155.j even 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 930.2.s.d 28
5.b even 2 1 inner 930.2.s.d 28
31.c even 3 1 inner 930.2.s.d 28
155.j even 6 1 inner 930.2.s.d 28
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
930.2.s.d 28 1.a even 1 1 trivial
930.2.s.d 28 5.b even 2 1 inner
930.2.s.d 28 31.c even 3 1 inner
930.2.s.d 28 155.j even 6 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{28} - 50 T_{7}^{26} + 1605 T_{7}^{24} - 30462 T_{7}^{22} + 418090 T_{7}^{20} - 3858942 T_{7}^{18} + 26113589 T_{7}^{16} - 115770466 T_{7}^{14} + 370013242 T_{7}^{12} - 723541658 T_{7}^{10} + \cdots + 1336336 \) acting on \(S_{2}^{\mathrm{new}}(930, [\chi])\). Copy content Toggle raw display