Properties

Label 900.3.f.g
Level $900$
Weight $3$
Character orbit 900.f
Analytic conductor $24.523$
Analytic rank $0$
Dimension $16$
CM no
Inner twists $8$

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Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [900,3,Mod(199,900)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(900, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 0, 1]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("900.199");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 900 = 2^{2} \cdot 3^{2} \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 900.f (of order \(2\), degree \(1\), not minimal)

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: no
Analytic conductor: \(24.5232237924\)
Analytic rank: \(0\)
Dimension: \(16\)
Coefficient field: \(\mathbb{Q}[x]/(x^{16} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} - x^{12} + 25x^{8} - 16x^{4} + 256 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{13}]\)
Coefficient ring index: \( 2^{20}\cdot 5^{4} \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-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 \(1,\beta_1,\ldots,\beta_{15}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta_1 q^{2} + (\beta_{2} - 1) q^{4} - \beta_{11} q^{7} + ( - \beta_{4} + \beta_1) q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q - \beta_1 q^{2} + (\beta_{2} - 1) q^{4} - \beta_{11} q^{7} + ( - \beta_{4} + \beta_1) q^{8} + \beta_{6} q^{11} - \beta_{13} q^{13} + (\beta_{9} - \beta_{6}) q^{14} + ( - \beta_{5} - 2 \beta_{3} - 1) q^{16} + (\beta_{12} + \beta_{10} + \cdots + 4 \beta_1) q^{17}+ \cdots + ( - 8 \beta_{10} + 8 \beta_{4} - 18 \beta_1) q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q - 8 q^{4}+O(q^{10}) \) Copy content Toggle raw display \( 16 q - 8 q^{4} - 16 q^{16} + 160 q^{34} + 256 q^{46} + 160 q^{49} + 80 q^{61} - 320 q^{64} - 456 q^{76} + 768 q^{94}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{16} - x^{12} + 25x^{8} - 16x^{4} + 256 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( -3\nu^{15} + 19\nu^{11} - 27\nu^{7} + 192\nu^{3} - 448\nu ) / 448 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -\nu^{12} - 3\nu^{8} - 9\nu^{4} - 34 ) / 14 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 3\nu^{12} - 19\nu^{8} + 139\nu^{4} - 248 ) / 56 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( -3\nu^{15} + 32\nu^{13} + 19\nu^{11} + 96\nu^{9} - 27\nu^{7} + 288\nu^{5} + 1088\nu^{3} + 1088\nu ) / 448 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( -3\nu^{12} + 19\nu^{8} - 27\nu^{4} + 220 ) / 28 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 13\nu^{15} - 16\nu^{13} + 67\nu^{11} - 48\nu^{9} + 117\nu^{7} + 304\nu^{5} + 1408\nu^{3} - 320\nu ) / 448 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( -15\nu^{14} + 95\nu^{10} - 135\nu^{6} + 960\nu^{2} ) / 448 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( -15\nu^{15} + 95\nu^{11} - 135\nu^{7} + 960\nu^{3} + 2240\nu ) / 448 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( -\nu^{15} - 5\nu^{13} - 3\nu^{11} + 13\nu^{9} + 19\nu^{7} - 101\nu^{5} - 20\nu^{3} + 208\nu ) / 56 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( -11\nu^{15} - 24\nu^{13} - 5\nu^{11} + 152\nu^{9} - 323\nu^{7} - 216\nu^{5} + 32\nu^{3} + 1984\nu ) / 448 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( 3\nu^{14} + 13\nu^{10} - 5\nu^{6} + 224\nu^{2} ) / 64 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( 19\nu^{15} - 16\nu^{13} + 29\nu^{11} - 48\nu^{9} + 171\nu^{7} - 592\nu^{5} + 128\nu^{3} - 320\nu ) / 448 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( 25\nu^{14} - 9\nu^{10} + 673\nu^{6} + 1536\nu^{2} ) / 448 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( -25\nu^{14} + 9\nu^{10} - 673\nu^{6} + 2944\nu^{2} ) / 448 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( -19\nu^{15} - 16\nu^{13} - 29\nu^{11} - 272\nu^{9} - 395\nu^{7} - 368\nu^{5} + 768\nu^{3} - 3904\nu ) / 224 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{8} - 5\beta_1 ) / 10 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{14} + \beta_{13} ) / 10 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( \beta_{15} + 2\beta_{9} - \beta_{8} + 3\beta_{6} + 5\beta_{4} - 5\beta_1 ) / 20 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( \beta_{5} + 2\beta_{3} + 1 ) / 4 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( -\beta_{15} - 10\beta_{12} - 2\beta_{9} - \beta_{8} + 7\beta_{6} - 5\beta_{4} - 5\beta_1 ) / 20 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( -4\beta_{14} + 11\beta_{13} - 10\beta_{11} + 11\beta_{7} ) / 20 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( -\beta_{15} - 5\beta_{12} - 10\beta_{10} + 8\beta_{9} + 2\beta_{6} + 5\beta_1 ) / 10 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( 2\beta_{5} - 3\beta_{2} - 23 ) / 2 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( ( -7\beta_{15} + 20\beta_{10} + 6\beta_{9} - 29\beta_{8} - \beta_{6} + 15\beta_{4} + 125\beta_1 ) / 20 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( ( -30\beta_{14} - 15\beta_{13} + 30\beta_{11} + 67\beta_{7} ) / 20 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( -15\beta_{15} + 30\beta_{12} - 30\beta_{9} + 41\beta_{8} - 15\beta_{6} - 45\beta_{4} + 235\beta_1 ) / 20 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( ( -21\beta_{5} - 18\beta_{3} - 38\beta_{2} - 7 ) / 4 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( ( \beta_{15} + 45\beta_{12} - 30\beta_{10} - 28\beta_{9} + 14\beta_{8} - 72\beta_{6} + 70\beta_{4} + 5\beta_1 ) / 10 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( ( -13\beta_{14} - 33\beta_{13} + 140\beta_{11} - 136\beta_{7} ) / 10 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( ( - 13 \beta_{15} + 280 \beta_{12} + 180 \beta_{10} - 206 \beta_{9} - 103 \beta_{8} + 61 \beta_{6} + \cdots - 415 \beta_1 ) / 20 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/900\mathbb{Z}\right)^\times\).

\(n\) \(101\) \(451\) \(577\)
\(\chi(n)\) \(1\) \(-1\) \(-1\)

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.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
199.1
−0.404496 1.35513i
−1.35513 + 0.404496i
−0.404496 + 1.35513i
−1.35513 0.404496i
−1.26588 0.630504i
0.630504 1.26588i
−1.26588 + 0.630504i
0.630504 + 1.26588i
1.26588 0.630504i
−0.630504 1.26588i
1.26588 + 0.630504i
−0.630504 + 1.26588i
0.404496 1.35513i
1.35513 + 0.404496i
0.404496 + 1.35513i
1.35513 0.404496i
−1.75963 0.950636i 0 2.19258 + 3.34553i 0 0 −3.98982 −0.677747 7.97124i 0 0
199.2 −1.75963 0.950636i 0 2.19258 + 3.34553i 0 0 3.98982 −0.677747 7.97124i 0 0
199.3 −1.75963 + 0.950636i 0 2.19258 3.34553i 0 0 −3.98982 −0.677747 + 7.97124i 0 0
199.4 −1.75963 + 0.950636i 0 2.19258 3.34553i 0 0 3.98982 −0.677747 + 7.97124i 0 0
199.5 −0.635381 1.89639i 0 −3.19258 + 2.40986i 0 0 −10.1035 6.59853 + 4.52320i 0 0
199.6 −0.635381 1.89639i 0 −3.19258 + 2.40986i 0 0 10.1035 6.59853 + 4.52320i 0 0
199.7 −0.635381 + 1.89639i 0 −3.19258 2.40986i 0 0 −10.1035 6.59853 4.52320i 0 0
199.8 −0.635381 + 1.89639i 0 −3.19258 2.40986i 0 0 10.1035 6.59853 4.52320i 0 0
199.9 0.635381 1.89639i 0 −3.19258 2.40986i 0 0 −10.1035 −6.59853 + 4.52320i 0 0
199.10 0.635381 1.89639i 0 −3.19258 2.40986i 0 0 10.1035 −6.59853 + 4.52320i 0 0
199.11 0.635381 + 1.89639i 0 −3.19258 + 2.40986i 0 0 −10.1035 −6.59853 4.52320i 0 0
199.12 0.635381 + 1.89639i 0 −3.19258 + 2.40986i 0 0 10.1035 −6.59853 4.52320i 0 0
199.13 1.75963 0.950636i 0 2.19258 3.34553i 0 0 −3.98982 0.677747 7.97124i 0 0
199.14 1.75963 0.950636i 0 2.19258 3.34553i 0 0 3.98982 0.677747 7.97124i 0 0
199.15 1.75963 + 0.950636i 0 2.19258 + 3.34553i 0 0 −3.98982 0.677747 + 7.97124i 0 0
199.16 1.75963 + 0.950636i 0 2.19258 + 3.34553i 0 0 3.98982 0.677747 + 7.97124i 0 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 199.16
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
4.b odd 2 1 inner
5.b even 2 1 inner
12.b even 2 1 inner
15.d odd 2 1 inner
20.d odd 2 1 inner
60.h even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 900.3.f.g 16
3.b odd 2 1 inner 900.3.f.g 16
4.b odd 2 1 inner 900.3.f.g 16
5.b even 2 1 inner 900.3.f.g 16
5.c odd 4 1 900.3.c.p 8
5.c odd 4 1 900.3.c.q yes 8
12.b even 2 1 inner 900.3.f.g 16
15.d odd 2 1 inner 900.3.f.g 16
15.e even 4 1 900.3.c.p 8
15.e even 4 1 900.3.c.q yes 8
20.d odd 2 1 inner 900.3.f.g 16
20.e even 4 1 900.3.c.p 8
20.e even 4 1 900.3.c.q yes 8
60.h even 2 1 inner 900.3.f.g 16
60.l odd 4 1 900.3.c.p 8
60.l odd 4 1 900.3.c.q yes 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
900.3.c.p 8 5.c odd 4 1
900.3.c.p 8 15.e even 4 1
900.3.c.p 8 20.e even 4 1
900.3.c.p 8 60.l odd 4 1
900.3.c.q yes 8 5.c odd 4 1
900.3.c.q yes 8 15.e even 4 1
900.3.c.q yes 8 20.e even 4 1
900.3.c.q yes 8 60.l odd 4 1
900.3.f.g 16 1.a even 1 1 trivial
900.3.f.g 16 3.b odd 2 1 inner
900.3.f.g 16 4.b odd 2 1 inner
900.3.f.g 16 5.b even 2 1 inner
900.3.f.g 16 12.b even 2 1 inner
900.3.f.g 16 15.d odd 2 1 inner
900.3.f.g 16 20.d odd 2 1 inner
900.3.f.g 16 60.h even 2 1 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(900, [\chi])\):

\( T_{7}^{4} - 118T_{7}^{2} + 1625 \) Copy content Toggle raw display
\( T_{29}^{4} - 3048T_{29}^{2} + 1019200 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{8} + 2 T^{6} + \cdots + 256)^{2} \) Copy content Toggle raw display
$3$ \( T^{16} \) Copy content Toggle raw display
$5$ \( T^{16} \) Copy content Toggle raw display
$7$ \( (T^{4} - 118 T^{2} + 1625)^{4} \) Copy content Toggle raw display
$11$ \( (T^{4} + 184 T^{2} + 8000)^{4} \) Copy content Toggle raw display
$13$ \( (T^{4} + 234 T^{2} + 13225)^{4} \) Copy content Toggle raw display
$17$ \( (T^{4} + 424 T^{2} + 40768)^{4} \) Copy content Toggle raw display
$19$ \( (T^{4} + 302 T^{2} + 65)^{4} \) Copy content Toggle raw display
$23$ \( (T^{4} - 1784 T^{2} + 15680)^{4} \) Copy content Toggle raw display
$29$ \( (T^{4} - 3048 T^{2} + 1019200)^{4} \) Copy content Toggle raw display
$31$ \( (T^{4} + 1030 T^{2} + 79625)^{4} \) Copy content Toggle raw display
$37$ \( (T^{4} + 936 T^{2} + 211600)^{4} \) Copy content Toggle raw display
$41$ \( (T^{4} - 3752 T^{2} + 3515200)^{4} \) Copy content Toggle raw display
$43$ \( (T^{4} - 7358 T^{2} + 13456625)^{4} \) Copy content Toggle raw display
$47$ \( (T^{4} - 3296 T^{2} + 2708480)^{4} \) Copy content Toggle raw display
$53$ \( (T^{4} + 6888 T^{2} + 2896192)^{4} \) Copy content Toggle raw display
$59$ \( (T^{4} + 6624 T^{2} + 10368000)^{4} \) Copy content Toggle raw display
$61$ \( (T^{2} - 10 T - 5659)^{8} \) Copy content Toggle raw display
$67$ \( (T^{4} - 9502 T^{2} + 4564625)^{4} \) Copy content Toggle raw display
$71$ \( (T^{4} + 21304 T^{2} + 66248000)^{4} \) Copy content Toggle raw display
$73$ \( (T^{4} + 25000 T^{2} + 114490000)^{4} \) Copy content Toggle raw display
$79$ \( (T^{4} + 21568 T^{2} + 44994560)^{4} \) Copy content Toggle raw display
$83$ \( (T^{4} - 27104 T^{2} + 146232320)^{4} \) Copy content Toggle raw display
$89$ \( (T^{4} - 16512 T^{2} + 5324800)^{4} \) Copy content Toggle raw display
$97$ \( (T^{2} + 225)^{8} \) Copy content Toggle raw display
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