Properties

Label 2205.4.a.bv
Level $2205$
Weight $4$
Character orbit 2205.a
Self dual yes
Analytic conductor $130.099$
Analytic rank $0$
Dimension $5$
CM no
Inner twists $1$

Related objects

Downloads

Learn more

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [2205,4,Mod(1,2205)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2205, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([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("2205.1");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 2205 = 3^{2} \cdot 5 \cdot 7^{2} \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 2205.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: \(130.099211563\)
Analytic rank: \(0\)
Dimension: \(5\)
Coefficient field: \(\mathbb{Q}[x]/(x^{5} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{5} - x^{4} - 30x^{3} + 2x^{2} + 164x + 84 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 2\cdot 7 \)
Twist minimal: no (minimal twist has level 105)
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 \(1,\beta_1,\beta_2,\beta_3,\beta_4\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_1 q^{2} + (\beta_{2} + \beta_1 + 4) q^{4} - 5 q^{5} + (\beta_{3} + \beta_{2} + 4 \beta_1 + 13) q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_1 q^{2} + (\beta_{2} + \beta_1 + 4) q^{4} - 5 q^{5} + (\beta_{3} + \beta_{2} + 4 \beta_1 + 13) q^{8} - 5 \beta_1 q^{10} + (\beta_{4} + \beta_{3} + 4 \beta_{2} + \cdots + 7) q^{11}+ \cdots + ( - 42 \beta_{4} - 26 \beta_{3} + \cdots + 398) q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 5 q + q^{2} + 21 q^{4} - 25 q^{5} + 69 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( 5 q + q^{2} + 21 q^{4} - 25 q^{5} + 69 q^{8} - 5 q^{10} + 33 q^{11} + 23 q^{13} + 113 q^{16} - 136 q^{17} + 39 q^{19} - 105 q^{20} - 87 q^{22} + 133 q^{23} + 125 q^{25} - 73 q^{26} - 272 q^{29} + 430 q^{31} + 573 q^{32} + 372 q^{34} + 3 q^{37} - 837 q^{38} - 345 q^{40} - 627 q^{41} + 108 q^{43} + 1809 q^{44} + 1637 q^{46} - 553 q^{47} + 25 q^{50} + 1047 q^{52} + 1135 q^{53} - 165 q^{55} - 2564 q^{58} - 332 q^{59} + 584 q^{61} - 1562 q^{62} + 1137 q^{64} - 115 q^{65} + 412 q^{67} + 1712 q^{68} + 142 q^{71} + 2074 q^{73} - 605 q^{74} - 9 q^{76} + 28 q^{79} - 565 q^{80} - 1515 q^{82} - 840 q^{83} + 680 q^{85} - 40 q^{86} + 4181 q^{88} - 2978 q^{89} - 531 q^{92} + 843 q^{94} - 195 q^{95} + 2168 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{5} - x^{4} - 30x^{3} + 2x^{2} + 164x + 84 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{2} - \nu - 12 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( \nu^{3} - \nu^{2} - 19\nu - 1 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( \nu^{4} - 3\nu^{3} - 24\nu^{2} + 44\nu + 84 ) / 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{2} + \beta _1 + 12 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( \beta_{3} + \beta_{2} + 20\beta _1 + 13 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( 2\beta_{4} + 3\beta_{3} + 27\beta_{2} + 40\beta _1 + 243 \) 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
−4.27800
−2.37290
−0.544516
2.83495
5.36047
−4.27800 0 10.3013 −5.00000 0 0 −9.84488 0 21.3900
1.2 −2.37290 0 −2.36934 −5.00000 0 0 24.6054 0 11.8645
1.3 −0.544516 0 −7.70350 −5.00000 0 0 8.55081 0 2.72258
1.4 2.83495 0 0.0369369 −5.00000 0 0 −22.5749 0 −14.1747
1.5 5.36047 0 20.7346 −5.00000 0 0 68.2635 0 −26.8023
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1.5
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(3\) \(-1\)
\(5\) \(1\)
\(7\) \(-1\)

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 2205.4.a.bv 5
3.b odd 2 1 735.4.a.x 5
7.b odd 2 1 2205.4.a.bw 5
7.d odd 6 2 315.4.j.f 10
21.c even 2 1 735.4.a.y 5
21.g even 6 2 105.4.i.e 10
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
105.4.i.e 10 21.g even 6 2
315.4.j.f 10 7.d odd 6 2
735.4.a.x 5 3.b odd 2 1
735.4.a.y 5 21.c even 2 1
2205.4.a.bv 5 1.a even 1 1 trivial
2205.4.a.bw 5 7.b odd 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{4}^{\mathrm{new}}(\Gamma_0(2205))\):

\( T_{2}^{5} - T_{2}^{4} - 30T_{2}^{3} + 2T_{2}^{2} + 164T_{2} + 84 \) Copy content Toggle raw display
\( T_{11}^{5} - 33T_{11}^{4} - 4896T_{11}^{3} + 131808T_{11}^{2} + 3902092T_{11} + 1409268 \) Copy content Toggle raw display
\( T_{13}^{5} - 23T_{13}^{4} - 5870T_{13}^{3} + 134666T_{13}^{2} + 4614873T_{13} + 25478281 \) Copy content Toggle raw display
\( T_{17}^{5} + 136T_{17}^{4} - 23696T_{17}^{3} - 3244176T_{17}^{2} + 135075692T_{17} + 18600240000 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{5} - T^{4} + \cdots + 84 \) Copy content Toggle raw display
$3$ \( T^{5} \) Copy content Toggle raw display
$5$ \( (T + 5)^{5} \) Copy content Toggle raw display
$7$ \( T^{5} \) Copy content Toggle raw display
$11$ \( T^{5} - 33 T^{4} + \cdots + 1409268 \) Copy content Toggle raw display
$13$ \( T^{5} - 23 T^{4} + \cdots + 25478281 \) Copy content Toggle raw display
$17$ \( T^{5} + \cdots + 18600240000 \) Copy content Toggle raw display
$19$ \( T^{5} + \cdots - 1499415779 \) Copy content Toggle raw display
$23$ \( T^{5} + \cdots + 3734385060 \) Copy content Toggle raw display
$29$ \( T^{5} + \cdots + 12806983008 \) Copy content Toggle raw display
$31$ \( T^{5} + \cdots - 2020193658 \) Copy content Toggle raw display
$37$ \( T^{5} + \cdots + 12781138293 \) Copy content Toggle raw display
$41$ \( T^{5} + \cdots + 45007298820 \) Copy content Toggle raw display
$43$ \( T^{5} + \cdots + 1217258521160 \) Copy content Toggle raw display
$47$ \( T^{5} + \cdots - 126271211376 \) Copy content Toggle raw display
$53$ \( T^{5} + \cdots - 1034244891456 \) Copy content Toggle raw display
$59$ \( T^{5} + \cdots - 9210995795856 \) Copy content Toggle raw display
$61$ \( T^{5} + \cdots - 1704614400000 \) Copy content Toggle raw display
$67$ \( T^{5} + \cdots + 21938021087360 \) Copy content Toggle raw display
$71$ \( T^{5} + \cdots + 27239555642904 \) Copy content Toggle raw display
$73$ \( T^{5} + \cdots + 19578152376194 \) Copy content Toggle raw display
$79$ \( T^{5} + \cdots - 18750107484808 \) Copy content Toggle raw display
$83$ \( T^{5} + \cdots + 59475285699552 \) Copy content Toggle raw display
$89$ \( T^{5} + \cdots - 13240319676648 \) Copy content Toggle raw display
$97$ \( T^{5} + \cdots - 701198534208512 \) Copy content Toggle raw display
show more
show less