Properties

Label 135.3.d.g
Level $135$
Weight $3$
Character orbit 135.d
Analytic conductor $3.678$
Analytic rank $0$
Dimension $4$
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] = [135,3,Mod(134,135)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(135, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 1]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("135.134");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 135 = 3^{3} \cdot 5 \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 135.d (of order \(2\), degree \(1\), 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: \(3.67848356886\)
Analytic rank: \(0\)
Dimension: \(4\)
Coefficient field: \(\Q(i, \sqrt{10})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} + 25 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 3^{2} \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-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 basis \(1,\beta_1,\beta_2,\beta_3\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta_{3} q^{2} + 6 q^{4} - \beta_{2} q^{5} + \beta_1 q^{7} - 2 \beta_{3} q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q - \beta_{3} q^{2} + 6 q^{4} - \beta_{2} q^{5} + \beta_1 q^{7} - 2 \beta_{3} q^{8} + (5 \beta_1 + 5) q^{10} + ( - \beta_{3} + 2 \beta_{2}) q^{11} - 7 \beta_1 q^{13} + (\beta_{3} - 2 \beta_{2}) q^{14} - 4 q^{16} - 4 \beta_{3} q^{17} - 31 q^{19} - 6 \beta_{2} q^{20} - 10 \beta_1 q^{22} - 7 \beta_{3} q^{23} + (5 \beta_1 - 20) q^{25} + ( - 7 \beta_{3} + 14 \beta_{2}) q^{26} + 6 \beta_1 q^{28} + (5 \beta_{3} - 10 \beta_{2}) q^{29} - 16 q^{31} + 12 \beta_{3} q^{32} + 40 q^{34} + (5 \beta_{3} - \beta_{2}) q^{35} - 9 \beta_1 q^{37} + 31 \beta_{3} q^{38} + (10 \beta_1 + 10) q^{40} + ( - 5 \beta_{3} + 10 \beta_{2}) q^{41} + 16 \beta_1 q^{43} + ( - 6 \beta_{3} + 12 \beta_{2}) q^{44} + 70 q^{46} - 4 \beta_{3} q^{47} + 40 q^{49} + (25 \beta_{3} - 10 \beta_{2}) q^{50} - 42 \beta_1 q^{52} - 13 \beta_{3} q^{53} + ( - 5 \beta_1 + 45) q^{55} + (2 \beta_{3} - 4 \beta_{2}) q^{56} + 50 \beta_1 q^{58} + (4 \beta_{3} - 8 \beta_{2}) q^{59} - q^{61} + 16 \beta_{3} q^{62} - 104 q^{64} + ( - 35 \beta_{3} + 7 \beta_{2}) q^{65} - 7 \beta_1 q^{67} - 24 \beta_{3} q^{68} + (5 \beta_1 - 45) q^{70} + (3 \beta_{3} - 6 \beta_{2}) q^{71} - 9 \beta_1 q^{73} + ( - 9 \beta_{3} + 18 \beta_{2}) q^{74} - 186 q^{76} - 9 \beta_{3} q^{77} - q^{79} + 4 \beta_{2} q^{80} - 50 \beta_1 q^{82} + 35 \beta_{3} q^{83} + (20 \beta_1 + 20) q^{85} + (16 \beta_{3} - 32 \beta_{2}) q^{86} - 20 \beta_1 q^{88} + (12 \beta_{3} - 24 \beta_{2}) q^{89} + 63 q^{91} - 42 \beta_{3} q^{92} + 40 q^{94} + 31 \beta_{2} q^{95} + 31 \beta_1 q^{97} - 40 \beta_{3} q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + 24 q^{4}+O(q^{10}) \) Copy content Toggle raw display \( 4 q + 24 q^{4} + 20 q^{10} - 16 q^{16} - 124 q^{19} - 80 q^{25} - 64 q^{31} + 160 q^{34} + 40 q^{40} + 280 q^{46} + 160 q^{49} + 180 q^{55} - 4 q^{61} - 416 q^{64} - 180 q^{70} - 744 q^{76} - 4 q^{79} + 80 q^{85} + 252 q^{91} + 160 q^{94}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{4} + 25 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 3\nu^{2} ) / 5 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{3} + 10\nu ) / 5 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -\nu^{3} + 5\nu ) / 5 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{3} + \beta_{2} ) / 3 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( 5\beta_1 ) / 3 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( -10\beta_{3} + 5\beta_{2} ) / 3 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/135\mathbb{Z}\right)^\times\).

\(n\) \(56\) \(82\)
\(\chi(n)\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
134.1
1.58114 + 1.58114i
1.58114 1.58114i
−1.58114 + 1.58114i
−1.58114 1.58114i
−3.16228 0 6.00000 −1.58114 4.74342i 0 3.00000i −6.32456 0 5.00000 + 15.0000i
134.2 −3.16228 0 6.00000 −1.58114 + 4.74342i 0 3.00000i −6.32456 0 5.00000 15.0000i
134.3 3.16228 0 6.00000 1.58114 4.74342i 0 3.00000i 6.32456 0 5.00000 15.0000i
134.4 3.16228 0 6.00000 1.58114 + 4.74342i 0 3.00000i 6.32456 0 5.00000 + 15.0000i
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

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

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 135.3.d.g 4
3.b odd 2 1 inner 135.3.d.g 4
4.b odd 2 1 2160.3.c.k 4
5.b even 2 1 inner 135.3.d.g 4
5.c odd 4 1 675.3.c.f 2
5.c odd 4 1 675.3.c.g 2
9.c even 3 2 405.3.h.i 8
9.d odd 6 2 405.3.h.i 8
12.b even 2 1 2160.3.c.k 4
15.d odd 2 1 inner 135.3.d.g 4
15.e even 4 1 675.3.c.f 2
15.e even 4 1 675.3.c.g 2
20.d odd 2 1 2160.3.c.k 4
45.h odd 6 2 405.3.h.i 8
45.j even 6 2 405.3.h.i 8
60.h even 2 1 2160.3.c.k 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
135.3.d.g 4 1.a even 1 1 trivial
135.3.d.g 4 3.b odd 2 1 inner
135.3.d.g 4 5.b even 2 1 inner
135.3.d.g 4 15.d odd 2 1 inner
405.3.h.i 8 9.c even 3 2
405.3.h.i 8 9.d odd 6 2
405.3.h.i 8 45.h odd 6 2
405.3.h.i 8 45.j even 6 2
675.3.c.f 2 5.c odd 4 1
675.3.c.f 2 15.e even 4 1
675.3.c.g 2 5.c odd 4 1
675.3.c.g 2 15.e even 4 1
2160.3.c.k 4 4.b odd 2 1
2160.3.c.k 4 12.b even 2 1
2160.3.c.k 4 20.d odd 2 1
2160.3.c.k 4 60.h even 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(135, [\chi])\):

\( T_{2}^{2} - 10 \) Copy content Toggle raw display
\( T_{7}^{2} + 9 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{2} - 10)^{2} \) Copy content Toggle raw display
$3$ \( T^{4} \) Copy content Toggle raw display
$5$ \( T^{4} + 40T^{2} + 625 \) Copy content Toggle raw display
$7$ \( (T^{2} + 9)^{2} \) Copy content Toggle raw display
$11$ \( (T^{2} + 90)^{2} \) Copy content Toggle raw display
$13$ \( (T^{2} + 441)^{2} \) Copy content Toggle raw display
$17$ \( (T^{2} - 160)^{2} \) Copy content Toggle raw display
$19$ \( (T + 31)^{4} \) Copy content Toggle raw display
$23$ \( (T^{2} - 490)^{2} \) Copy content Toggle raw display
$29$ \( (T^{2} + 2250)^{2} \) Copy content Toggle raw display
$31$ \( (T + 16)^{4} \) Copy content Toggle raw display
$37$ \( (T^{2} + 729)^{2} \) Copy content Toggle raw display
$41$ \( (T^{2} + 2250)^{2} \) Copy content Toggle raw display
$43$ \( (T^{2} + 2304)^{2} \) Copy content Toggle raw display
$47$ \( (T^{2} - 160)^{2} \) Copy content Toggle raw display
$53$ \( (T^{2} - 1690)^{2} \) Copy content Toggle raw display
$59$ \( (T^{2} + 1440)^{2} \) Copy content Toggle raw display
$61$ \( (T + 1)^{4} \) Copy content Toggle raw display
$67$ \( (T^{2} + 441)^{2} \) Copy content Toggle raw display
$71$ \( (T^{2} + 810)^{2} \) Copy content Toggle raw display
$73$ \( (T^{2} + 729)^{2} \) Copy content Toggle raw display
$79$ \( (T + 1)^{4} \) Copy content Toggle raw display
$83$ \( (T^{2} - 12250)^{2} \) Copy content Toggle raw display
$89$ \( (T^{2} + 12960)^{2} \) Copy content Toggle raw display
$97$ \( (T^{2} + 8649)^{2} \) Copy content Toggle raw display
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