Properties

Label 690.2.i.f
Level $690$
Weight $2$
Character orbit 690.i
Analytic conductor $5.510$
Analytic rank $0$
Dimension $32$
CM no
Inner twists $4$

Related objects

Downloads

Learn more

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [690,2,Mod(47,690)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(690, base_ring=CyclotomicField(4))
 
chi = DirichletCharacter(H, H._module([2, 1, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("690.47");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 690 = 2 \cdot 3 \cdot 5 \cdot 23 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 690.i (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: \(5.50967773947\)
Analytic rank: \(0\)
Dimension: \(32\)
Relative dimension: \(16\) 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.

\(\operatorname{Tr}(f)(q) = \) \( 32 q + 4 q^{3} + 12 q^{6} + 8 q^{7}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 32 q + 4 q^{3} + 12 q^{6} + 8 q^{7} - 4 q^{12} - 12 q^{15} - 32 q^{16} + 8 q^{18} - 40 q^{22} + 32 q^{25} + 4 q^{27} + 8 q^{28} - 20 q^{30} + 8 q^{31} + 8 q^{33} + 20 q^{36} - 16 q^{37} + 8 q^{40} - 8 q^{42} - 80 q^{43} - 4 q^{45} + 32 q^{46} - 4 q^{48} + 36 q^{51} + 12 q^{57} - 16 q^{58} - 4 q^{60} + 8 q^{61} + 44 q^{63} + 52 q^{66} + 64 q^{67} + 64 q^{70} - 8 q^{72} - 56 q^{73} - 68 q^{75} - 8 q^{76} + 60 q^{78} - 44 q^{81} - 48 q^{85} - 60 q^{87} - 40 q^{88} - 64 q^{90} + 40 q^{91} + 92 q^{93} - 12 q^{96} - 40 q^{97}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
47.1 −0.707107 + 0.707107i −1.68613 0.396187i 1.00000i 2.10894 0.743206i 1.47242 0.912127i −2.17056 2.17056i 0.707107 + 0.707107i 2.68607 + 1.33605i −0.965722 + 2.01677i
47.2 −0.707107 + 0.707107i −1.51580 + 0.838057i 1.00000i −2.23509 0.0661068i 0.479239 1.66443i 2.39575 + 2.39575i 0.707107 + 0.707107i 1.59532 2.54066i 1.62719 1.53370i
47.3 −0.707107 + 0.707107i −1.16628 1.28054i 1.00000i −1.31868 1.80585i 1.73017 + 0.0807905i 1.43599 + 1.43599i 0.707107 + 0.707107i −0.279562 + 2.98695i 2.20937 + 0.344476i
47.4 −0.707107 + 0.707107i −0.144577 1.72601i 1.00000i 1.25275 + 1.85219i 1.32270 + 1.11824i −2.31531 2.31531i 0.707107 + 0.707107i −2.95819 + 0.499082i −2.19553 0.423868i
47.5 −0.707107 + 0.707107i −0.0456124 1.73145i 1.00000i 1.54063 1.62063i 1.25657 + 1.19207i 0.528026 + 0.528026i 0.707107 + 0.707107i −2.99584 + 0.157951i 0.0565714 + 2.23535i
47.6 −0.707107 + 0.707107i 0.906765 + 1.47573i 1.00000i −1.96911 1.05954i −1.68468 0.402318i −0.621187 0.621187i 0.707107 + 0.707107i −1.35555 + 2.67628i 2.14157 0.643162i
47.7 −0.707107 + 0.707107i 1.12660 1.31559i 1.00000i −0.192443 + 2.22777i 0.133641 + 1.72689i 1.96010 + 1.96010i 0.707107 + 0.707107i −0.461565 2.96428i −1.43919 1.71135i
47.8 −0.707107 + 0.707107i 1.40373 + 1.01467i 1.00000i 2.22721 0.198845i −1.71006 + 0.275105i 0.787190 + 0.787190i 0.707107 + 0.707107i 0.940895 + 2.84863i −1.43427 + 1.71548i
47.9 0.707107 0.707107i −1.47573 0.906765i 1.00000i 1.96911 + 1.05954i −1.68468 + 0.402318i −0.621187 0.621187i −0.707107 0.707107i 1.35555 + 2.67628i 2.14157 0.643162i
47.10 0.707107 0.707107i −1.01467 1.40373i 1.00000i −2.22721 + 0.198845i −1.71006 0.275105i 0.787190 + 0.787190i −0.707107 0.707107i −0.940895 + 2.84863i −1.43427 + 1.71548i
47.11 0.707107 0.707107i −0.838057 + 1.51580i 1.00000i 2.23509 + 0.0661068i 0.479239 + 1.66443i 2.39575 + 2.39575i −0.707107 0.707107i −1.59532 2.54066i 1.62719 1.53370i
47.12 0.707107 0.707107i 0.396187 + 1.68613i 1.00000i −2.10894 + 0.743206i 1.47242 + 0.912127i −2.17056 2.17056i −0.707107 0.707107i −2.68607 + 1.33605i −0.965722 + 2.01677i
47.13 0.707107 0.707107i 1.28054 + 1.16628i 1.00000i 1.31868 + 1.80585i 1.73017 0.0807905i 1.43599 + 1.43599i −0.707107 0.707107i 0.279562 + 2.98695i 2.20937 + 0.344476i
47.14 0.707107 0.707107i 1.31559 1.12660i 1.00000i 0.192443 2.22777i 0.133641 1.72689i 1.96010 + 1.96010i −0.707107 0.707107i 0.461565 2.96428i −1.43919 1.71135i
47.15 0.707107 0.707107i 1.72601 + 0.144577i 1.00000i −1.25275 1.85219i 1.32270 1.11824i −2.31531 2.31531i −0.707107 0.707107i 2.95819 + 0.499082i −2.19553 0.423868i
47.16 0.707107 0.707107i 1.73145 + 0.0456124i 1.00000i −1.54063 + 1.62063i 1.25657 1.19207i 0.528026 + 0.528026i −0.707107 0.707107i 2.99584 + 0.157951i 0.0565714 + 2.23535i
323.1 −0.707107 0.707107i −1.68613 + 0.396187i 1.00000i 2.10894 + 0.743206i 1.47242 + 0.912127i −2.17056 + 2.17056i 0.707107 0.707107i 2.68607 1.33605i −0.965722 2.01677i
323.2 −0.707107 0.707107i −1.51580 0.838057i 1.00000i −2.23509 + 0.0661068i 0.479239 + 1.66443i 2.39575 2.39575i 0.707107 0.707107i 1.59532 + 2.54066i 1.62719 + 1.53370i
323.3 −0.707107 0.707107i −1.16628 + 1.28054i 1.00000i −1.31868 + 1.80585i 1.73017 0.0807905i 1.43599 1.43599i 0.707107 0.707107i −0.279562 2.98695i 2.20937 0.344476i
323.4 −0.707107 0.707107i −0.144577 + 1.72601i 1.00000i 1.25275 1.85219i 1.32270 1.11824i −2.31531 + 2.31531i 0.707107 0.707107i −2.95819 0.499082i −2.19553 + 0.423868i
See all 32 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 47.16
Significant digits:
Format:

Inner twists

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

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 690.2.i.f 32
3.b odd 2 1 inner 690.2.i.f 32
5.c odd 4 1 inner 690.2.i.f 32
15.e even 4 1 inner 690.2.i.f 32
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
690.2.i.f 32 1.a even 1 1 trivial
690.2.i.f 32 3.b odd 2 1 inner
690.2.i.f 32 5.c odd 4 1 inner
690.2.i.f 32 15.e even 4 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{16} - 4 T_{7}^{15} + 8 T_{7}^{14} - 8 T_{7}^{13} + 207 T_{7}^{12} - 816 T_{7}^{11} + 1640 T_{7}^{10} - 1636 T_{7}^{9} + 10817 T_{7}^{8} - 41128 T_{7}^{7} + 84512 T_{7}^{6} - 77072 T_{7}^{5} + 40056 T_{7}^{4} + \cdots + 19600 \) acting on \(S_{2}^{\mathrm{new}}(690, [\chi])\). Copy content Toggle raw display