Properties

Label 138.2.e.b
Level $138$
Weight $2$
Character orbit 138.e
Analytic conductor $1.102$
Analytic rank $0$
Dimension $10$
CM no
Inner twists $2$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [138,2,Mod(13,138)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(138, base_ring=CyclotomicField(22))
 
chi = DirichletCharacter(H, H._module([0, 14]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("138.13");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 138 = 2 \cdot 3 \cdot 23 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 138.e (of order \(11\), degree \(10\), 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: \(1.10193554789\)
Analytic rank: \(0\)
Dimension: \(10\)
Coefficient field: \(\Q(\zeta_{22})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{10} - x^{9} + x^{8} - x^{7} + x^{6} - x^{5} + x^{4} - x^{3} + x^{2} - x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{11}]$

$q$-expansion

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

Coefficients of the \(q\)-expansion are expressed in terms of a primitive root of unity \(\zeta_{22}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \zeta_{22} q^{2} - \zeta_{22}^{8} q^{3} + \zeta_{22}^{2} q^{4} + (2 \zeta_{22}^{9} + \zeta_{22}^{7} - \zeta_{22}^{6} + \zeta_{22}^{5} + 2 \zeta_{22}^{3} + \zeta_{22} - 1) q^{5} + \zeta_{22}^{9} q^{6} + (\zeta_{22}^{8} - 2 \zeta_{22}^{7} + \zeta_{22}^{6} + 3 \zeta_{22}^{4} + \zeta_{22}^{2} - 2 \zeta_{22} + 1) q^{7} - \zeta_{22}^{3} q^{8} - \zeta_{22}^{5} q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q - \zeta_{22} q^{2} - \zeta_{22}^{8} q^{3} + \zeta_{22}^{2} q^{4} + (2 \zeta_{22}^{9} + \zeta_{22}^{7} - \zeta_{22}^{6} + \zeta_{22}^{5} + 2 \zeta_{22}^{3} + \zeta_{22} - 1) q^{5} + \zeta_{22}^{9} q^{6} + (\zeta_{22}^{8} - 2 \zeta_{22}^{7} + \zeta_{22}^{6} + 3 \zeta_{22}^{4} + \zeta_{22}^{2} - 2 \zeta_{22} + 1) q^{7} - \zeta_{22}^{3} q^{8} - \zeta_{22}^{5} q^{9} + ( - 2 \zeta_{22}^{9} + \zeta_{22}^{8} - \zeta_{22}^{7} + \zeta_{22}^{6} - 2 \zeta_{22}^{5} - 2 \zeta_{22}^{3} + \zeta_{22}^{2} + \cdots + 2) q^{10} + \cdots + ( - 2 \zeta_{22}^{8} - \zeta_{22}^{5} + 2 \zeta_{22}^{4} - \zeta_{22}^{3} - 2) q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 10 q - q^{2} + q^{3} - q^{4} - 2 q^{5} + q^{6} - q^{8} - q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 10 q - q^{2} + q^{3} - q^{4} - 2 q^{5} + q^{6} - q^{8} - q^{9} + 9 q^{10} + 11 q^{11} + q^{12} + 13 q^{13} - 11 q^{14} + 13 q^{15} - q^{16} - 24 q^{17} - q^{18} - 14 q^{19} - 13 q^{20} + 11 q^{21} + 22 q^{22} - 10 q^{23} - 10 q^{24} - 43 q^{25} - 9 q^{26} + q^{27} - 11 q^{28} + 13 q^{29} - 9 q^{30} + 8 q^{31} - q^{32} + 22 q^{33} + 9 q^{34} - q^{36} - 13 q^{37} - 3 q^{38} - 13 q^{39} + 9 q^{40} - 10 q^{41} - 8 q^{43} + 11 q^{44} - 2 q^{45} + q^{46} - 8 q^{47} + q^{48} + 29 q^{49} + 23 q^{50} - 9 q^{51} + 2 q^{52} - 35 q^{53} + q^{54} - 11 q^{55} + 3 q^{57} + 13 q^{58} + 37 q^{59} + 2 q^{60} - 2 q^{61} + 8 q^{62} - q^{64} + 37 q^{65} + 14 q^{67} - 2 q^{68} - q^{69} - 22 q^{70} + 44 q^{71} - q^{72} - 49 q^{73} - 13 q^{74} - 23 q^{75} + 8 q^{76} + 44 q^{77} + 20 q^{78} - 8 q^{79} - 2 q^{80} - q^{81} + 12 q^{82} - 17 q^{83} - 11 q^{84} - 37 q^{85} + 14 q^{86} - 2 q^{87} + 59 q^{89} - 2 q^{90} + 66 q^{91} + 45 q^{92} + 36 q^{93} - 19 q^{94} - 28 q^{95} + q^{96} - 21 q^{97} - 26 q^{98} - 22 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/138\mathbb{Z}\right)^\times\).

\(n\) \(47\) \(97\)
\(\chi(n)\) \(1\) \(-\zeta_{22}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
13.1
0.654861 + 0.755750i
−0.841254 0.540641i
0.142315 0.989821i
0.142315 + 0.989821i
0.959493 0.281733i
−0.415415 0.909632i
0.654861 0.755750i
−0.415415 + 0.909632i
−0.841254 + 0.540641i
0.959493 + 0.281733i
−0.654861 0.755750i −0.841254 0.540641i −0.142315 + 0.989821i −1.61435 + 3.53494i 0.142315 + 0.989821i −3.99283 1.17240i 0.841254 0.540641i 0.415415 + 0.909632i 3.72871 1.09485i
25.1 0.841254 + 0.540641i 0.142315 + 0.989821i 0.415415 + 0.909632i 0.186393 + 0.0547299i −0.415415 + 0.909632i −1.27819 + 1.47511i −0.142315 + 0.989821i −0.959493 + 0.281733i 0.127214 + 0.146813i
31.1 −0.142315 + 0.989821i −0.415415 0.909632i −0.959493 0.281733i 0.698939 + 0.806618i 0.959493 0.281733i 3.72270 + 2.39243i 0.415415 0.909632i −0.654861 + 0.755750i −0.897877 + 0.577031i
49.1 −0.142315 0.989821i −0.415415 + 0.909632i −0.959493 + 0.281733i 0.698939 0.806618i 0.959493 + 0.281733i 3.72270 2.39243i 0.415415 + 0.909632i −0.654861 0.755750i −0.897877 0.577031i
55.1 −0.959493 + 0.281733i 0.654861 + 0.755750i 0.841254 0.540641i −0.544078 3.78415i −0.841254 0.540641i 1.20217 2.63238i −0.654861 + 0.755750i −0.142315 + 0.989821i 1.58816 + 3.47758i
73.1 0.415415 + 0.909632i 0.959493 0.281733i −0.654861 + 0.755750i 0.273100 + 0.175511i 0.654861 + 0.755750i 0.346156 + 2.40757i −0.959493 0.281733i 0.841254 0.540641i −0.0462003 + 0.321330i
85.1 −0.654861 + 0.755750i −0.841254 + 0.540641i −0.142315 0.989821i −1.61435 3.53494i 0.142315 0.989821i −3.99283 + 1.17240i 0.841254 + 0.540641i 0.415415 0.909632i 3.72871 + 1.09485i
121.1 0.415415 0.909632i 0.959493 + 0.281733i −0.654861 0.755750i 0.273100 0.175511i 0.654861 0.755750i 0.346156 2.40757i −0.959493 + 0.281733i 0.841254 + 0.540641i −0.0462003 0.321330i
127.1 0.841254 0.540641i 0.142315 0.989821i 0.415415 0.909632i 0.186393 0.0547299i −0.415415 0.909632i −1.27819 1.47511i −0.142315 0.989821i −0.959493 0.281733i 0.127214 0.146813i
133.1 −0.959493 0.281733i 0.654861 0.755750i 0.841254 + 0.540641i −0.544078 + 3.78415i −0.841254 + 0.540641i 1.20217 + 2.63238i −0.654861 0.755750i −0.142315 0.989821i 1.58816 3.47758i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 13.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
23.c even 11 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 138.2.e.b 10
3.b odd 2 1 414.2.i.e 10
23.c even 11 1 inner 138.2.e.b 10
23.c even 11 1 3174.2.a.ba 5
23.d odd 22 1 3174.2.a.bb 5
69.g even 22 1 9522.2.a.br 5
69.h odd 22 1 414.2.i.e 10
69.h odd 22 1 9522.2.a.bs 5
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
138.2.e.b 10 1.a even 1 1 trivial
138.2.e.b 10 23.c even 11 1 inner
414.2.i.e 10 3.b odd 2 1
414.2.i.e 10 69.h odd 22 1
3174.2.a.ba 5 23.c even 11 1
3174.2.a.bb 5 23.d odd 22 1
9522.2.a.br 5 69.g even 22 1
9522.2.a.bs 5 69.h odd 22 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{10} + 2T_{5}^{9} + 26T_{5}^{8} - 3T_{5}^{7} + 159T_{5}^{6} - 386T_{5}^{5} + 526T_{5}^{4} - 323T_{5}^{3} + 102T_{5}^{2} - 16T_{5} + 1 \) acting on \(S_{2}^{\mathrm{new}}(138, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{10} + T^{9} + T^{8} + T^{7} + T^{6} + T^{5} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( T^{10} - T^{9} + T^{8} - T^{7} + T^{6} - T^{5} + \cdots + 1 \) Copy content Toggle raw display
$5$ \( T^{10} + 2 T^{9} + 26 T^{8} - 3 T^{7} + \cdots + 1 \) Copy content Toggle raw display
$7$ \( T^{10} - 11 T^{8} + 55 T^{7} + \cdots + 64009 \) Copy content Toggle raw display
$11$ \( T^{10} - 11 T^{9} + 55 T^{8} + \cdots + 64009 \) Copy content Toggle raw display
$13$ \( T^{10} - 13 T^{9} + 81 T^{8} + \cdots + 11881 \) Copy content Toggle raw display
$17$ \( T^{10} + 24 T^{9} + 279 T^{8} + \cdots + 279841 \) Copy content Toggle raw display
$19$ \( T^{10} + 14 T^{9} + 64 T^{8} + \cdots + 4489 \) Copy content Toggle raw display
$23$ \( T^{10} + 10 T^{9} + 34 T^{8} + \cdots + 6436343 \) Copy content Toggle raw display
$29$ \( T^{10} - 13 T^{9} + 70 T^{8} + \cdots + 529 \) Copy content Toggle raw display
$31$ \( T^{10} - 8 T^{9} - 46 T^{8} + 137 T^{7} + \cdots + 529 \) Copy content Toggle raw display
$37$ \( T^{10} + 13 T^{9} + 70 T^{8} + \cdots + 139129 \) Copy content Toggle raw display
$41$ \( T^{10} + 10 T^{9} + 177 T^{8} + \cdots + 434281 \) Copy content Toggle raw display
$43$ \( T^{10} + 8 T^{9} + 31 T^{8} + \cdots + 50794129 \) Copy content Toggle raw display
$47$ \( (T^{5} + 4 T^{4} - 97 T^{3} - 82 T^{2} + \cdots - 4817)^{2} \) Copy content Toggle raw display
$53$ \( T^{10} + 35 T^{9} + 587 T^{8} + \cdots + 279841 \) Copy content Toggle raw display
$59$ \( T^{10} - 37 T^{9} + \cdots + 127893481 \) Copy content Toggle raw display
$61$ \( T^{10} + 2 T^{9} + 147 T^{8} + \cdots + 11485321 \) Copy content Toggle raw display
$67$ \( T^{10} - 14 T^{9} + \cdots + 1051640041 \) Copy content Toggle raw display
$71$ \( T^{10} - 44 T^{9} + 968 T^{8} + \cdots + 25938649 \) Copy content Toggle raw display
$73$ \( T^{10} + 49 T^{9} + \cdots + 310499641 \) Copy content Toggle raw display
$79$ \( T^{10} + 8 T^{9} + 306 T^{8} + \cdots + 23203489 \) Copy content Toggle raw display
$83$ \( T^{10} + 17 T^{9} + 135 T^{8} + 590 T^{7} + \cdots + 1 \) Copy content Toggle raw display
$89$ \( T^{10} - 59 T^{9} + \cdots + 3044501329 \) Copy content Toggle raw display
$97$ \( T^{10} + 21 T^{9} + 397 T^{8} + \cdots + 9078169 \) Copy content Toggle raw display
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