Properties

Label 712.1.y.a
Level $712$
Weight $1$
Character orbit 712.y
Analytic conductor $0.355$
Analytic rank $0$
Dimension $20$
Projective image $D_{44}$
CM discriminant -8
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [712,1,Mod(99,712)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(712, base_ring=CyclotomicField(44))
 
chi = DirichletCharacter(H, H._module([22, 22, 43]))
 
N = Newforms(chi, 1, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("712.99");
 
S:= CuspForms(chi, 1);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 712 = 2^{3} \cdot 89 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 712.y (of order \(44\), degree \(20\), 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: \(0.355334288995\)
Analytic rank: \(0\)
Dimension: \(20\)
Coefficient field: \(\Q(\zeta_{44})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{20} - x^{18} + x^{16} - x^{14} + x^{12} - x^{10} + x^{8} - x^{6} + x^{4} - x^{2} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Projective image: \(D_{44}\)
Projective field: Galois closure of \(\mathbb{Q}[x]/(x^{44} - \cdots)\)

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

The \(q\)-expansion and trace form are shown below.

\(f(q)\) \(=\) \( q - \zeta_{44}^{20} q^{2} + (\zeta_{44}^{16} - \zeta_{44}^{3}) q^{3} - \zeta_{44}^{18} q^{4} + (\zeta_{44}^{14} - \zeta_{44}) q^{6} - \zeta_{44}^{16} q^{8} + ( - \zeta_{44}^{19} + \cdots + \zeta_{44}^{6}) q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q - \zeta_{44}^{20} q^{2} + (\zeta_{44}^{16} - \zeta_{44}^{3}) q^{3} - \zeta_{44}^{18} q^{4} + (\zeta_{44}^{14} - \zeta_{44}) q^{6} - \zeta_{44}^{16} q^{8} + ( - \zeta_{44}^{19} + \cdots + \zeta_{44}^{6}) q^{9} + \cdots + ( - \zeta_{44}^{21} + \cdots + \zeta_{44}^{7}) q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 20 q + 2 q^{2} - 2 q^{3} - 2 q^{4} + 2 q^{6} + 2 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( 20 q + 2 q^{2} - 2 q^{3} - 2 q^{4} + 2 q^{6} + 2 q^{8} - 2 q^{12} - 2 q^{16} - 2 q^{19} + 2 q^{24} + 2 q^{25} - 22 q^{27} + 2 q^{32} - 20 q^{38} + 2 q^{41} + 2 q^{43} - 2 q^{48} - 2 q^{50} + 4 q^{51} - 4 q^{57} - 2 q^{59} - 2 q^{64} + 22 q^{72} + 2 q^{75} - 2 q^{76} - 2 q^{81} - 2 q^{82} + 2 q^{83} - 2 q^{86} + 2 q^{89} + 2 q^{96} - 4 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/712\mathbb{Z}\right)^\times\).

\(n\) \(357\) \(535\) \(537\)
\(\chi(n)\) \(-1\) \(-1\) \(-\zeta_{44}^{19}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
99.1
−0.540641 + 0.841254i
0.909632 0.415415i
−0.281733 + 0.959493i
−0.540641 0.841254i
0.989821 0.142315i
−0.755750 + 0.654861i
0.755750 0.654861i
−0.989821 + 0.142315i
0.540641 + 0.841254i
0.281733 0.959493i
−0.909632 + 0.415415i
0.540641 0.841254i
0.909632 + 0.415415i
0.989821 + 0.142315i
−0.281733 0.959493i
0.755750 + 0.654861i
−0.755750 0.654861i
0.281733 + 0.959493i
−0.989821 0.142315i
−0.909632 0.415415i
−0.415415 + 0.909632i −1.94931 + 0.139418i −0.654861 0.755750i 0 0.682956 1.83107i 0 0.959493 0.281733i 2.79057 0.401223i 0
107.1 0.654861 + 0.755750i 0.559521 + 0.418852i −0.142315 + 0.989821i 0 0.0498610 + 0.697148i 0 −0.841254 + 0.540641i −0.144106 0.490780i 0
131.1 −0.841254 + 0.540641i −0.898064 0.334961i 0.415415 0.909632i 0 0.936593 0.203743i 0 0.142315 + 0.989821i −0.0614286 0.0532282i 0
187.1 −0.415415 0.909632i −1.94931 0.139418i −0.654861 + 0.755750i 0 0.682956 + 1.83107i 0 0.959493 + 0.281733i 2.79057 + 0.401223i 0
195.1 0.959493 + 0.281733i −1.56449 0.340335i 0.841254 + 0.540641i 0 −1.40524 0.767317i 0 0.654861 + 0.755750i 1.42218 + 0.649487i 0
227.1 0.142315 + 0.989821i −0.125226 + 0.0683785i −0.959493 + 0.281733i 0 −0.0855040 0.114220i 0 −0.415415 0.909632i −0.529635 + 0.824128i 0
307.1 0.142315 + 0.989821i 0.956056 + 1.75089i −0.959493 + 0.281733i 0 −1.59700 + 1.19550i 0 −0.415415 0.909632i −1.61092 + 2.50664i 0
339.1 0.959493 + 0.281733i 0.254771 1.17116i 0.841254 + 0.540641i 0 0.574406 1.05195i 0 0.654861 + 0.755750i −0.397086 0.181343i 0
347.1 −0.415415 0.909632i 0.0303285 0.424047i −0.654861 + 0.755750i 0 −0.398326 + 0.148568i 0 0.959493 + 0.281733i 0.810925 + 0.116593i 0
403.1 −0.841254 + 0.540641i 0.613435 1.64468i 0.415415 0.909632i 0 0.373128 + 1.71524i 0 0.142315 + 0.989821i −1.57293 1.36295i 0
427.1 0.654861 + 0.755750i 1.12299 1.50013i −0.142315 + 0.989821i 0 1.86912 0.133682i 0 −0.841254 + 0.540641i −0.707571 2.40977i 0
435.1 −0.415415 + 0.909632i 0.0303285 + 0.424047i −0.654861 0.755750i 0 −0.398326 0.148568i 0 0.959493 0.281733i 0.810925 0.116593i 0
539.1 0.654861 0.755750i 0.559521 0.418852i −0.142315 0.989821i 0 0.0498610 0.697148i 0 −0.841254 0.540641i −0.144106 + 0.490780i 0
555.1 0.959493 0.281733i −1.56449 + 0.340335i 0.841254 0.540641i 0 −1.40524 + 0.767317i 0 0.654861 0.755750i 1.42218 0.649487i 0
587.1 −0.841254 0.540641i −0.898064 + 0.334961i 0.415415 + 0.909632i 0 0.936593 + 0.203743i 0 0.142315 0.989821i −0.0614286 + 0.0532282i 0
603.1 0.142315 0.989821i 0.956056 1.75089i −0.959493 0.281733i 0 −1.59700 1.19550i 0 −0.415415 + 0.909632i −1.61092 2.50664i 0
643.1 0.142315 0.989821i −0.125226 0.0683785i −0.959493 0.281733i 0 −0.0855040 + 0.114220i 0 −0.415415 + 0.909632i −0.529635 0.824128i 0
659.1 −0.841254 0.540641i 0.613435 + 1.64468i 0.415415 + 0.909632i 0 0.373128 1.71524i 0 0.142315 0.989821i −1.57293 + 1.36295i 0
691.1 0.959493 0.281733i 0.254771 + 1.17116i 0.841254 0.540641i 0 0.574406 + 1.05195i 0 0.654861 0.755750i −0.397086 + 0.181343i 0
707.1 0.654861 0.755750i 1.12299 + 1.50013i −0.142315 0.989821i 0 1.86912 + 0.133682i 0 −0.841254 0.540641i −0.707571 + 2.40977i 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 99.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
8.d odd 2 1 CM by \(\Q(\sqrt{-2}) \)
89.g even 44 1 inner
712.y odd 44 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 712.1.y.a 20
4.b odd 2 1 2848.1.cc.a 20
8.b even 2 1 2848.1.cc.a 20
8.d odd 2 1 CM 712.1.y.a 20
89.g even 44 1 inner 712.1.y.a 20
356.n odd 44 1 2848.1.cc.a 20
712.y odd 44 1 inner 712.1.y.a 20
712.z even 44 1 2848.1.cc.a 20
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
712.1.y.a 20 1.a even 1 1 trivial
712.1.y.a 20 8.d odd 2 1 CM
712.1.y.a 20 89.g even 44 1 inner
712.1.y.a 20 712.y odd 44 1 inner
2848.1.cc.a 20 4.b odd 2 1
2848.1.cc.a 20 8.b even 2 1
2848.1.cc.a 20 356.n odd 44 1
2848.1.cc.a 20 712.z even 44 1

Hecke kernels

This newform subspace is the entire newspace \(S_{1}^{\mathrm{new}}(712, [\chi])\).

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{10} - T^{9} + T^{8} + \cdots + 1)^{2} \) Copy content Toggle raw display
$3$ \( T^{20} + 2 T^{19} + \cdots + 1 \) Copy content Toggle raw display
$5$ \( T^{20} \) Copy content Toggle raw display
$7$ \( T^{20} \) Copy content Toggle raw display
$11$ \( T^{20} + 11 T^{18} + \cdots + 121 \) Copy content Toggle raw display
$13$ \( T^{20} \) Copy content Toggle raw display
$17$ \( T^{20} + 7 T^{18} + \cdots + 1 \) Copy content Toggle raw display
$19$ \( T^{20} + 2 T^{19} + \cdots + 1 \) Copy content Toggle raw display
$23$ \( T^{20} \) Copy content Toggle raw display
$29$ \( T^{20} \) Copy content Toggle raw display
$31$ \( T^{20} \) Copy content Toggle raw display
$37$ \( T^{20} \) Copy content Toggle raw display
$41$ \( T^{20} - 2 T^{19} + \cdots + 1024 \) Copy content Toggle raw display
$43$ \( T^{20} - 2 T^{19} + \cdots + 1 \) Copy content Toggle raw display
$47$ \( T^{20} \) Copy content Toggle raw display
$53$ \( T^{20} \) Copy content Toggle raw display
$59$ \( T^{20} + 2 T^{19} + \cdots + 1 \) Copy content Toggle raw display
$61$ \( T^{20} \) Copy content Toggle raw display
$67$ \( T^{20} + 22 T^{16} + \cdots + 121 \) Copy content Toggle raw display
$71$ \( T^{20} \) Copy content Toggle raw display
$73$ \( T^{20} - 22 T^{14} + \cdots + 121 \) Copy content Toggle raw display
$79$ \( T^{20} \) Copy content Toggle raw display
$83$ \( T^{20} - 2 T^{19} + \cdots + 1 \) Copy content Toggle raw display
$89$ \( (T^{10} - T^{9} + T^{8} + \cdots + 1)^{2} \) Copy content Toggle raw display
$97$ \( (T^{10} + 2 T^{9} + 4 T^{8} + \cdots + 1)^{2} \) Copy content Toggle raw display
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