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Properties

Label 24.23.h.b
Level $24$
Weight $23$
Character orbit 24.h
Self dual yes
Analytic conductor $73.610$
Analytic rank $0$
Dimension $1$
CM discriminant -24
Inner twists $2$

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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [24,23,Mod(5,24)] 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("24.5"); S:= CuspForms(chi, 23); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(24, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 1, 1])) N = Newforms(chi, 23, names="a")
 
Level: \( N \) \(=\) \( 24 = 2^{3} \cdot 3 \)
Weight: \( k \) \(=\) \( 23 \)
Character orbit: \([\chi]\) \(=\) 24.h (of order \(2\), degree \(1\), minimal)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [1,2048] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(2)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(73.6097843620\)
Analytic rank: \(0\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{U}(1)[D_{2}]$

$q$-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)
 
\(f(q)\) \(=\) \( q + 2048 q^{2} - 177147 q^{3} + 4194304 q^{4} + 78087502 q^{5} - 362797056 q^{6} + 2465522390 q^{7} + 8589934592 q^{8} + 31381059609 q^{9} + 159923204096 q^{10} + 506642048890 q^{11} - 743008370688 q^{12}+ \cdots + 15\!\cdots\!10 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/24\mathbb{Z}\right)^\times\).

\(n\) \(7\) \(13\) \(17\)
\(\chi(n)\) \(1\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
5.1
0
2048.00 −177147. 4.19430e6 7.80875e7 −3.62797e8 2.46552e9 8.58993e9 3.13811e10 1.59923e11
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
24.h odd 2 1 CM by \(\Q(\sqrt{-6}) \)

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 24.23.h.b yes 1
3.b odd 2 1 24.23.h.a ✓ 1
8.b even 2 1 24.23.h.a ✓ 1
24.h odd 2 1 CM 24.23.h.b yes 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
24.23.h.a ✓ 1 3.b odd 2 1
24.23.h.a ✓ 1 8.b even 2 1
24.23.h.b yes 1 1.a even 1 1 trivial
24.23.h.b yes 1 24.h odd 2 1 CM

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5} - 78087502 \) acting on \(S_{23}^{\mathrm{new}}(24, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T - 2048 \) Copy content Toggle raw display
$3$ \( T + 177147 \) Copy content Toggle raw display
$5$ \( T - 78087502 \) Copy content Toggle raw display
$7$ \( T - 2465522390 \) Copy content Toggle raw display
$11$ \( T - 506642048890 \) Copy content Toggle raw display
$13$ \( T \) Copy content Toggle raw display
$17$ \( T \) Copy content Toggle raw display
$19$ \( T \) Copy content Toggle raw display
$23$ \( T \) Copy content Toggle raw display
$29$ \( T + 22\!\cdots\!50 \) Copy content Toggle raw display
$31$ \( T + 42\!\cdots\!62 \) Copy content Toggle raw display
$37$ \( T \) Copy content Toggle raw display
$41$ \( T \) Copy content Toggle raw display
$43$ \( T \) Copy content Toggle raw display
$47$ \( T \) Copy content Toggle raw display
$53$ \( T - 10\!\cdots\!06 \) Copy content Toggle raw display
$59$ \( T + 48\!\cdots\!10 \) Copy content Toggle raw display
$61$ \( T \) Copy content Toggle raw display
$67$ \( T \) Copy content Toggle raw display
$71$ \( T \) Copy content Toggle raw display
$73$ \( T - 40\!\cdots\!50 \) Copy content Toggle raw display
$79$ \( T + 12\!\cdots\!58 \) Copy content Toggle raw display
$83$ \( T + 20\!\cdots\!66 \) Copy content Toggle raw display
$89$ \( T \) Copy content Toggle raw display
$97$ \( T - 88\!\cdots\!10 \) Copy content Toggle raw display
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