Properties

Label 1560.4.a.h
Level $1560$
Weight $4$
Character orbit 1560.a
Self dual yes
Analytic conductor $92.043$
Analytic rank $1$
Dimension $3$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1560,4,Mod(1,1560)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1560, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0, 0, 0, 0]))
 
N = Newforms(chi, 4, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1560.1");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1560 = 2^{3} \cdot 3 \cdot 5 \cdot 13 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 1560.a (trivial)

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: yes
Analytic conductor: \(92.0429796090\)
Analytic rank: \(1\)
Dimension: \(3\)
Coefficient field: 3.3.9153.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{3} - 21x - 4 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 2 \)
Twist minimal: yes
Fricke sign: \(-1\)
Sato-Tate group: $\mathrm{SU}(2)$

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

\(f(q)\) \(=\) \( q - 3 q^{3} + 5 q^{5} + (2 \beta_{2} - \beta_1 + 5) q^{7} + 9 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q - 3 q^{3} + 5 q^{5} + (2 \beta_{2} - \beta_1 + 5) q^{7} + 9 q^{9} + (\beta_{2} + 2 \beta_1 + 5) q^{11} + 13 q^{13} - 15 q^{15} + (2 \beta_{2} + 5 \beta_1 - 51) q^{17} + ( - 7 \beta_{2} - 3 \beta_1 - 8) q^{19} + ( - 6 \beta_{2} + 3 \beta_1 - 15) q^{21} + ( - 16 \beta_{2} - 13 \beta_1 - 21) q^{23} + 25 q^{25} - 27 q^{27} + (5 \beta_{2} - 21 \beta_1 - 124) q^{29} + (6 \beta_{2} + 36 \beta_1 + 14) q^{31} + ( - 3 \beta_{2} - 6 \beta_1 - 15) q^{33} + (10 \beta_{2} - 5 \beta_1 + 25) q^{35} + ( - 27 \beta_{2} - 10 \beta_1 + 15) q^{37} - 39 q^{39} + ( - 29 \beta_{2} + 6 \beta_1 - 163) q^{41} + (4 \beta_{2} + 40 \beta_1 - 80) q^{43} + 45 q^{45} + ( - 26 \beta_{2} - 8 \beta_1 + 42) q^{47} + (3 \beta_{2} - 46 \beta_1 - 40) q^{49} + ( - 6 \beta_{2} - 15 \beta_1 + 153) q^{51} + (53 \beta_{2} + 106 \beta_1 - 125) q^{53} + (5 \beta_{2} + 10 \beta_1 + 25) q^{55} + (21 \beta_{2} + 9 \beta_1 + 24) q^{57} + ( - 34 \beta_{2} + 54 \beta_1 + 44) q^{59} + (15 \beta_{2} - 68 \beta_1 - 125) q^{61} + (18 \beta_{2} - 9 \beta_1 + 45) q^{63} + 65 q^{65} + ( - 52 \beta_{2} - 124 \beta_1 + 92) q^{67} + (48 \beta_{2} + 39 \beta_1 + 63) q^{69} + (11 \beta_{2} + 24 \beta_1 + 325) q^{71} + (101 \beta_{2} + 79 \beta_1 - 36) q^{73} - 75 q^{75} + ( - \beta_{2} + 12 \beta_1 + 29) q^{77} + (29 \beta_{2} - 108 \beta_1 - 41) q^{79} + 81 q^{81} + ( - 36 \beta_{2} + 24 \beta_1 + 288) q^{83} + (10 \beta_{2} + 25 \beta_1 - 255) q^{85} + ( - 15 \beta_{2} + 63 \beta_1 + 372) q^{87} + (83 \beta_{2} - 60 \beta_1 - 181) q^{89} + (26 \beta_{2} - 13 \beta_1 + 65) q^{91} + ( - 18 \beta_{2} - 108 \beta_1 - 42) q^{93} + ( - 35 \beta_{2} - 15 \beta_1 - 40) q^{95} + ( - 94 \beta_{2} + 15 \beta_1 + 247) q^{97} + (9 \beta_{2} + 18 \beta_1 + 45) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 3 q - 9 q^{3} + 15 q^{5} + 15 q^{7} + 27 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 3 q - 9 q^{3} + 15 q^{5} + 15 q^{7} + 27 q^{9} + 15 q^{11} + 39 q^{13} - 45 q^{15} - 153 q^{17} - 24 q^{19} - 45 q^{21} - 63 q^{23} + 75 q^{25} - 81 q^{27} - 372 q^{29} + 42 q^{31} - 45 q^{33} + 75 q^{35} + 45 q^{37} - 117 q^{39} - 489 q^{41} - 240 q^{43} + 135 q^{45} + 126 q^{47} - 120 q^{49} + 459 q^{51} - 375 q^{53} + 75 q^{55} + 72 q^{57} + 132 q^{59} - 375 q^{61} + 135 q^{63} + 195 q^{65} + 276 q^{67} + 189 q^{69} + 975 q^{71} - 108 q^{73} - 225 q^{75} + 87 q^{77} - 123 q^{79} + 243 q^{81} + 864 q^{83} - 765 q^{85} + 1116 q^{87} - 543 q^{89} + 195 q^{91} - 126 q^{93} - 120 q^{95} + 741 q^{97} + 135 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{3} - 21x - 4 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( \nu^{2} + \nu - 14 ) / 2 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -\nu^{2} + 3\nu + 14 ) / 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{2} + \beta_1 ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( -\beta_{2} + 3\beta _1 + 28 ) / 2 \) 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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
−4.48419
4.67500
−0.190807
0 −3.00000 0 5.00000 0 −15.3724 0 9.00000 0
1.2 0 −3.00000 0 5.00000 0 4.90407 0 9.00000 0
1.3 0 −3.00000 0 5.00000 0 25.4684 0 9.00000 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(-1\)
\(3\) \(1\)
\(5\) \(-1\)
\(13\) \(-1\)

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1560.4.a.h 3
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1560.4.a.h 3 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{3} - 15T_{7}^{2} - 342T_{7} + 1920 \) acting on \(S_{4}^{\mathrm{new}}(\Gamma_0(1560))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{3} \) Copy content Toggle raw display
$3$ \( (T + 3)^{3} \) Copy content Toggle raw display
$5$ \( (T - 5)^{3} \) Copy content Toggle raw display
$7$ \( T^{3} - 15 T^{2} + \cdots + 1920 \) Copy content Toggle raw display
$11$ \( T^{3} - 15 T^{2} + \cdots - 160 \) Copy content Toggle raw display
$13$ \( (T - 13)^{3} \) Copy content Toggle raw display
$17$ \( T^{3} + 153 T^{2} + \cdots + 65552 \) Copy content Toggle raw display
$19$ \( T^{3} + 24 T^{2} + \cdots - 94448 \) Copy content Toggle raw display
$23$ \( T^{3} + 63 T^{2} + \cdots - 685120 \) Copy content Toggle raw display
$29$ \( T^{3} + 372 T^{2} + \cdots - 2650272 \) Copy content Toggle raw display
$31$ \( T^{3} - 42 T^{2} + \cdots - 800000 \) Copy content Toggle raw display
$37$ \( T^{3} - 45 T^{2} + \cdots - 3370716 \) Copy content Toggle raw display
$41$ \( T^{3} + 489 T^{2} + \cdots - 10776292 \) Copy content Toggle raw display
$43$ \( T^{3} + 240 T^{2} + \cdots - 5331072 \) Copy content Toggle raw display
$47$ \( T^{3} - 126 T^{2} + \cdots - 1931648 \) Copy content Toggle raw display
$53$ \( T^{3} + 375 T^{2} + \cdots - 203735900 \) Copy content Toggle raw display
$59$ \( T^{3} - 132 T^{2} + \cdots + 65991936 \) Copy content Toggle raw display
$61$ \( T^{3} + 375 T^{2} + \cdots - 75360052 \) Copy content Toggle raw display
$67$ \( T^{3} - 276 T^{2} + \cdots + 262583616 \) Copy content Toggle raw display
$71$ \( T^{3} - 975 T^{2} + \cdots - 27605504 \) Copy content Toggle raw display
$73$ \( T^{3} + 108 T^{2} + \cdots + 60009296 \) Copy content Toggle raw display
$79$ \( T^{3} + 123 T^{2} + \cdots - 237647360 \) Copy content Toggle raw display
$83$ \( T^{3} - 864 T^{2} + \cdots + 26531712 \) Copy content Toggle raw display
$89$ \( T^{3} + 543 T^{2} + \cdots - 250496340 \) Copy content Toggle raw display
$97$ \( T^{3} - 741 T^{2} + \cdots + 29374504 \) Copy content Toggle raw display
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