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Properties

Label 28900.2.a.c
Level $28900$
Weight $2$
Character orbit 28900.a
Self dual yes
Analytic conductor $230.768$
Dimension $1$

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Show commands: Magma / Pari/GP / SageMath

Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [28900,2,Mod(1,28900)] mf = mfinit([N,k,chi],0) lf = mfeigenbasis(mf)
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(28900, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0, 0])) N = Newforms(chi, 2, names="a")
 
Copy content magma://Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("28900.1"); S:= CuspForms(chi, 2); N := Newforms(S);
 
Level: \( N \) \(=\) \( 28900 = 2^{2} \cdot 5^{2} \cdot 17^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 28900.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [1,0,-1,0,0,0,1,0,-2,0,0,0,-1,0,0,0,0,0,-4,0,-1,0,0,0,0,0,5,0, 6,0,1,0,0,0,0,0,-2,0,1,0,0,0,2,0,0,0,-6,0,-6,0,0,0,3,0,0,0,4,0,-6,0,10, 0,-2,0,0,0,-4,0,0,0,3,0,-2,0,0,0,0,0,1,0,1,0,12,0,0,0,-6,0,-6,0,-1,0,-1, 0,0,0,-8,0,0,0] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(None)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(230.767661842\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: not computed
Fricke sign: \(+1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-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)
 
\(f(q)\) \(=\) \( q - q^{3} + q^{7} - 2 q^{9} - q^{13} - 4 q^{19} - q^{21} + 5 q^{27} + 6 q^{29} + q^{31} - 2 q^{37} + q^{39} + 2 q^{43} - 6 q^{47} - 6 q^{49} + 3 q^{53} + 4 q^{57} - 6 q^{59} + 10 q^{61} - 2 q^{63}+ \cdots - 8 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Atkin-Lehner signs

\( p \) Sign
\(2\) \( -1 \)
\(5\) \( -1 \)
\(17\) \( +1 \)

Inner twists

Inner twists of this newform have not been computed.

Twists

Twists of this newform have not been computed.