Properties

Label 297.2.j.a
Level $297$
Weight $2$
Character orbit 297.j
Analytic conductor $2.372$
Analytic rank $1$
Dimension $6$
CM no
Inner twists $2$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [297,2,Mod(34,297)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(297, base_ring=CyclotomicField(18))
 
chi = DirichletCharacter(H, H._module([16, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("297.34");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 297 = 3^{3} \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 297.j (of order \(9\), degree \(6\), 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: \(2.37155694003\)
Analytic rank: \(1\)
Dimension: \(6\)
Coefficient field: \(\Q(\zeta_{18})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{6} - x^{3} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{9}]$

$q$-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 primitive root of unity \(\zeta_{18}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( - \zeta_{18}^{3} + \zeta_{18}^{2}) q^{2} + (\zeta_{18}^{3} - 2) q^{3} + (\zeta_{18}^{4} + \zeta_{18}^{3} - 1) q^{4} + ( - \zeta_{18}^{5} + \zeta_{18}^{4} + \cdots - 2) q^{5}+ \cdots + ( - 3 \zeta_{18}^{3} + 3) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + ( - \zeta_{18}^{3} + \zeta_{18}^{2}) q^{2} + (\zeta_{18}^{3} - 2) q^{3} + (\zeta_{18}^{4} + \zeta_{18}^{3} - 1) q^{4} + ( - \zeta_{18}^{5} + \zeta_{18}^{4} + \cdots - 2) q^{5}+ \cdots + ( - 3 \zeta_{18}^{4} + 3 \zeta_{18}) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 6 q - 3 q^{2} - 9 q^{3} - 3 q^{4} - 9 q^{5} + 9 q^{6} - 3 q^{7} + 3 q^{8} + 9 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 6 q - 3 q^{2} - 9 q^{3} - 3 q^{4} - 9 q^{5} + 9 q^{6} - 3 q^{7} + 3 q^{8} + 9 q^{9} - 15 q^{13} + 9 q^{15} - 15 q^{16} - 12 q^{17} - 18 q^{18} - 12 q^{19} + 3 q^{20} + 9 q^{21} + 3 q^{22} - 6 q^{23} - 9 q^{24} - 9 q^{25} + 24 q^{26} + 12 q^{28} - 6 q^{29} - 18 q^{31} + 3 q^{32} + 27 q^{34} + 6 q^{35} + 9 q^{36} + 3 q^{38} + 18 q^{39} - 21 q^{40} - 6 q^{41} - 6 q^{43} + 6 q^{46} + 15 q^{47} + 27 q^{48} - 15 q^{49} + 12 q^{50} + 12 q^{52} - 42 q^{53} + 27 q^{54} + 6 q^{55} + 3 q^{56} + 36 q^{57} - 12 q^{58} - 6 q^{59} + 6 q^{61} + 18 q^{62} - 18 q^{63} + 3 q^{64} + 42 q^{65} - 9 q^{66} + 27 q^{67} - 9 q^{68} + 9 q^{70} - 21 q^{71} + 18 q^{72} - 3 q^{73} - 18 q^{74} + 18 q^{75} + 21 q^{76} + 3 q^{77} - 36 q^{78} + 18 q^{79} + 66 q^{80} - 27 q^{81} - 30 q^{82} - 39 q^{83} - 18 q^{84} + 15 q^{85} - 21 q^{86} + 36 q^{87} + 6 q^{88} - 18 q^{89} - 12 q^{91} - 6 q^{92} + 18 q^{93} - 18 q^{94} + 66 q^{95} - 18 q^{96} - 30 q^{97} - 3 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/297\mathbb{Z}\right)^\times\).

\(n\) \(56\) \(244\)
\(\chi(n)\) \(-\zeta_{18}^{5}\) \(1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
34.1
−0.173648 + 0.984808i
−0.766044 + 0.642788i
−0.766044 0.642788i
−0.173648 0.984808i
0.939693 0.342020i
0.939693 + 0.342020i
−1.43969 + 0.524005i −1.50000 0.866025i 0.266044 0.223238i −0.560307 3.17766i 2.61334 + 0.460802i −0.500000 0.419550i 1.26604 2.19285i 1.50000 + 2.59808i 2.47178 + 4.28125i
67.1 −0.326352 1.85083i −1.50000 + 0.866025i −1.43969 + 0.524005i −1.67365 1.40436i 2.09240 + 2.49362i −0.500000 0.181985i −0.439693 0.761570i 1.50000 2.59808i −2.05303 + 3.55596i
133.1 −0.326352 + 1.85083i −1.50000 0.866025i −1.43969 0.524005i −1.67365 + 1.40436i 2.09240 2.49362i −0.500000 + 0.181985i −0.439693 + 0.761570i 1.50000 + 2.59808i −2.05303 3.55596i
166.1 −1.43969 0.524005i −1.50000 + 0.866025i 0.266044 + 0.223238i −0.560307 + 3.17766i 2.61334 0.460802i −0.500000 + 0.419550i 1.26604 + 2.19285i 1.50000 2.59808i 2.47178 4.28125i
232.1 0.266044 + 0.223238i −1.50000 0.866025i −0.326352 1.85083i −2.26604 0.824773i −0.205737 0.565258i −0.500000 + 2.83564i 0.673648 1.16679i 1.50000 + 2.59808i −0.418748 0.725293i
265.1 0.266044 0.223238i −1.50000 + 0.866025i −0.326352 + 1.85083i −2.26604 + 0.824773i −0.205737 + 0.565258i −0.500000 2.83564i 0.673648 + 1.16679i 1.50000 2.59808i −0.418748 + 0.725293i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 34.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
27.e even 9 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 297.2.j.a 6
3.b odd 2 1 891.2.j.a 6
27.e even 9 1 inner 297.2.j.a 6
27.e even 9 1 8019.2.a.a 3
27.f odd 18 1 891.2.j.a 6
27.f odd 18 1 8019.2.a.b 3
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
297.2.j.a 6 1.a even 1 1 trivial
297.2.j.a 6 27.e even 9 1 inner
891.2.j.a 6 3.b odd 2 1
891.2.j.a 6 27.f odd 18 1
8019.2.a.a 3 27.e even 9 1
8019.2.a.b 3 27.f odd 18 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{6} + 3T_{2}^{5} + 6T_{2}^{4} + 8T_{2}^{3} + 3T_{2}^{2} - 3T_{2} + 1 \) acting on \(S_{2}^{\mathrm{new}}(297, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{6} + 3 T^{5} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( (T^{2} + 3 T + 3)^{3} \) Copy content Toggle raw display
$5$ \( T^{6} + 9 T^{5} + \cdots + 289 \) Copy content Toggle raw display
$7$ \( T^{6} + 3 T^{5} + \cdots + 1 \) Copy content Toggle raw display
$11$ \( T^{6} - T^{3} + 1 \) Copy content Toggle raw display
$13$ \( T^{6} + 15 T^{5} + \cdots + 5329 \) Copy content Toggle raw display
$17$ \( T^{6} + 12 T^{5} + \cdots + 2809 \) Copy content Toggle raw display
$19$ \( T^{6} + 12 T^{5} + \cdots + 3249 \) Copy content Toggle raw display
$23$ \( T^{6} + 6 T^{5} + \cdots + 64 \) Copy content Toggle raw display
$29$ \( T^{6} + 6 T^{5} + \cdots + 207936 \) Copy content Toggle raw display
$31$ \( T^{6} + 18 T^{5} + \cdots + 1369 \) Copy content Toggle raw display
$37$ \( T^{6} + 36 T^{4} + \cdots + 5184 \) Copy content Toggle raw display
$41$ \( T^{6} + 6 T^{5} + \cdots + 361 \) Copy content Toggle raw display
$43$ \( T^{6} + 6 T^{5} + \cdots + 45369 \) Copy content Toggle raw display
$47$ \( T^{6} - 15 T^{5} + \cdots + 289 \) Copy content Toggle raw display
$53$ \( (T^{3} + 21 T^{2} + \cdots + 267)^{2} \) Copy content Toggle raw display
$59$ \( T^{6} + 6 T^{5} + \cdots + 289 \) Copy content Toggle raw display
$61$ \( T^{6} - 6 T^{5} + \cdots + 576 \) Copy content Toggle raw display
$67$ \( T^{6} - 27 T^{5} + \cdots + 683929 \) Copy content Toggle raw display
$71$ \( T^{6} + 21 T^{5} + \cdots + 356409 \) Copy content Toggle raw display
$73$ \( T^{6} + 3 T^{5} + \cdots + 72361 \) Copy content Toggle raw display
$79$ \( T^{6} - 18 T^{5} + \cdots + 72361 \) Copy content Toggle raw display
$83$ \( T^{6} + 39 T^{5} + \cdots + 1172889 \) Copy content Toggle raw display
$89$ \( T^{6} + 18 T^{5} + \cdots + 1896129 \) Copy content Toggle raw display
$97$ \( T^{6} + 30 T^{5} + \cdots + 26569 \) Copy content Toggle raw display
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