Properties

Label 200.5.e.c
Level $200$
Weight $5$
Character orbit 200.e
Analytic conductor $20.674$
Analytic rank $0$
Dimension $4$
Inner twists $4$

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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [200,5,Mod(99,200)] mf = mfinit([N,k,chi],0) lf = mfeigenbasis(mf)
 
Copy content magma://Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("200.99"); S:= CuspForms(chi, 5); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(200, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([1, 1, 1])) N = Newforms(chi, 5, names="a")
 
Level: \( N \) \(=\) \( 200 = 2^{3} \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 5 \)
Character orbit: \([\chi]\) \(=\) 200.e (of order \(2\), degree \(1\), not minimal)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [4,0,0,56] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(4)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(20.6739926168\)
Analytic rank: \(0\)
Dimension: \(4\)
Coefficient field: \(\Q(i, \sqrt{15})\)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} - 7x^{2} + 16 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 2^{4} \)
Twist minimal: no (minimal twist has level 8)
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

Copy content comment:q-expansion
 
Copy content sage:f.q_expansion() # note that sage often uses an isomorphic number field
 
Copy content 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.

\(f(q)\) \(=\) \( q + \beta_1 q^{2} + 3 \beta_{2} q^{3} + (\beta_{3} + 14) q^{4} + (3 \beta_{3} - 6) q^{6} + ( - 8 \beta_{2} + 16 \beta_1) q^{7} + (16 \beta_{2} + 12 \beta_1) q^{8} + 45 q^{9} - 26 q^{11} + (48 \beta_{2} - 12 \beta_1) q^{12}+ \cdots - 1170 q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + 56 q^{4} - 24 q^{6} + 180 q^{9} - 104 q^{11} + 960 q^{14} + 544 q^{16} - 536 q^{19} - 1056 q^{24} - 480 q^{26} + 904 q^{34} + 2520 q^{36} + 3976 q^{41} - 1456 q^{44} + 4800 q^{46} + 5756 q^{49} + 5424 q^{51}+ \cdots - 4680 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{4} - 7x^{2} + 16 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( 2\nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{3} - 3\nu ) / 2 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( 4\nu^{2} - 14 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_1 ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{3} + 14 ) / 4 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 4\beta_{2} + 3\beta_1 ) / 2 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/200\mathbb{Z}\right)^\times\).

\(n\) \(101\) \(151\) \(177\)
\(\chi(n)\) \(-1\) \(-1\) \(-1\)

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.

Copy content comment:embeddings in the coefficient field
 
Copy content 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
−1.93649 0.500000i
−1.93649 + 0.500000i
1.93649 0.500000i
1.93649 + 0.500000i
−3.87298 1.00000i 6.00000i 14.0000 + 7.74597i 0 −6.00000 + 23.2379i −61.9677 −46.4758 44.0000i 45.0000 0
99.2 −3.87298 + 1.00000i 6.00000i 14.0000 7.74597i 0 −6.00000 23.2379i −61.9677 −46.4758 + 44.0000i 45.0000 0
99.3 3.87298 1.00000i 6.00000i 14.0000 7.74597i 0 −6.00000 23.2379i 61.9677 46.4758 44.0000i 45.0000 0
99.4 3.87298 + 1.00000i 6.00000i 14.0000 + 7.74597i 0 −6.00000 + 23.2379i 61.9677 46.4758 + 44.0000i 45.0000 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
8.d odd 2 1 inner
40.e odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 200.5.e.c 4
4.b odd 2 1 800.5.e.c 4
5.b even 2 1 inner 200.5.e.c 4
5.c odd 4 1 8.5.d.b 2
5.c odd 4 1 200.5.g.d 2
8.b even 2 1 800.5.e.c 4
8.d odd 2 1 inner 200.5.e.c 4
15.e even 4 1 72.5.b.b 2
20.d odd 2 1 800.5.e.c 4
20.e even 4 1 32.5.d.b 2
20.e even 4 1 800.5.g.d 2
40.e odd 2 1 inner 200.5.e.c 4
40.f even 2 1 800.5.e.c 4
40.i odd 4 1 32.5.d.b 2
40.i odd 4 1 800.5.g.d 2
40.k even 4 1 8.5.d.b 2
40.k even 4 1 200.5.g.d 2
60.l odd 4 1 288.5.b.b 2
80.i odd 4 1 256.5.c.i 4
80.j even 4 1 256.5.c.i 4
80.s even 4 1 256.5.c.i 4
80.t odd 4 1 256.5.c.i 4
120.q odd 4 1 72.5.b.b 2
120.w even 4 1 288.5.b.b 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
8.5.d.b 2 5.c odd 4 1
8.5.d.b 2 40.k even 4 1
32.5.d.b 2 20.e even 4 1
32.5.d.b 2 40.i odd 4 1
72.5.b.b 2 15.e even 4 1
72.5.b.b 2 120.q odd 4 1
200.5.e.c 4 1.a even 1 1 trivial
200.5.e.c 4 5.b even 2 1 inner
200.5.e.c 4 8.d odd 2 1 inner
200.5.e.c 4 40.e odd 2 1 inner
200.5.g.d 2 5.c odd 4 1
200.5.g.d 2 40.k even 4 1
256.5.c.i 4 80.i odd 4 1
256.5.c.i 4 80.j even 4 1
256.5.c.i 4 80.s even 4 1
256.5.c.i 4 80.t odd 4 1
288.5.b.b 2 60.l odd 4 1
288.5.b.b 2 120.w even 4 1
800.5.e.c 4 4.b odd 2 1
800.5.e.c 4 8.b even 2 1
800.5.e.c 4 20.d odd 2 1
800.5.e.c 4 40.f even 2 1
800.5.g.d 2 20.e even 4 1
800.5.g.d 2 40.i odd 4 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{2} + 36 \) acting on \(S_{5}^{\mathrm{new}}(200, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} - 28T^{2} + 256 \) Copy content Toggle raw display
$3$ \( (T^{2} + 36)^{2} \) Copy content Toggle raw display
$5$ \( T^{4} \) Copy content Toggle raw display
$7$ \( (T^{2} - 3840)^{2} \) Copy content Toggle raw display
$11$ \( (T + 26)^{4} \) Copy content Toggle raw display
$13$ \( (T^{2} - 960)^{2} \) Copy content Toggle raw display
$17$ \( (T^{2} + 51076)^{2} \) Copy content Toggle raw display
$19$ \( (T + 134)^{4} \) Copy content Toggle raw display
$23$ \( (T^{2} - 96000)^{2} \) Copy content Toggle raw display
$29$ \( (T^{2} + 116160)^{2} \) Copy content Toggle raw display
$31$ \( (T^{2} + 1536000)^{2} \) Copy content Toggle raw display
$37$ \( (T^{2} - 3119040)^{2} \) Copy content Toggle raw display
$41$ \( (T - 994)^{4} \) Copy content Toggle raw display
$43$ \( (T^{2} + 3541924)^{2} \) Copy content Toggle raw display
$47$ \( (T^{2} - 4439040)^{2} \) Copy content Toggle raw display
$53$ \( (T^{2} - 14523840)^{2} \) Copy content Toggle raw display
$59$ \( (T - 5018)^{4} \) Copy content Toggle raw display
$61$ \( (T^{2} + 4309440)^{2} \) Copy content Toggle raw display
$67$ \( (T^{2} + 64096036)^{2} \) Copy content Toggle raw display
$71$ \( (T^{2} + 311040)^{2} \) Copy content Toggle raw display
$73$ \( (T^{2} + 148996)^{2} \) Copy content Toggle raw display
$79$ \( (T^{2} + 121666560)^{2} \) Copy content Toggle raw display
$83$ \( (T^{2} + 4990756)^{2} \) Copy content Toggle raw display
$89$ \( (T - 10046)^{4} \) Copy content Toggle raw display
$97$ \( (T^{2} + 76352644)^{2} \) Copy content Toggle raw display
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