Properties

Label 289.3.e.k
Level $289$
Weight $3$
Character orbit 289.e
Analytic conductor $7.875$
Analytic rank $0$
Dimension $8$
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] = [289,3,Mod(40,289)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(289, base_ring=CyclotomicField(16))
 
chi = DirichletCharacter(H, H._module([15]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("289.40");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 289 = 17^{2} \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 289.e (of order \(16\), degree \(8\), 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: \(7.87467964001\)
Analytic rank: \(0\)
Dimension: \(8\)
Coefficient field: \(\Q(\zeta_{16})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{4}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 17)
Sato-Tate group: $\mathrm{SU}(2)[C_{16}]$

$q$-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 \(\zeta_{16}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( - \zeta_{16}^{7} - \zeta_{16}^{6} + \cdots + 1) q^{2}+ \cdots + (4 \zeta_{16}^{7} - 2 \zeta_{16}^{6} + \cdots - 1) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + ( - \zeta_{16}^{7} - \zeta_{16}^{6} + \cdots + 1) q^{2}+ \cdots + (34 \zeta_{16}^{7} + 28 \zeta_{16}^{6} + \cdots + 16) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q + 8 q^{2} - 16 q^{5} - 8 q^{6} + 40 q^{7} + 40 q^{8} - 8 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 8 q + 8 q^{2} - 16 q^{5} - 8 q^{6} + 40 q^{7} + 40 q^{8} - 8 q^{9} - 48 q^{10} - 8 q^{11} + 72 q^{12} - 16 q^{13} + 104 q^{14} + 56 q^{18} + 48 q^{19} - 16 q^{20} + 64 q^{21} - 24 q^{22} + 56 q^{23} + 24 q^{24} + 32 q^{25} + 48 q^{26} - 24 q^{27} + 8 q^{28} - 128 q^{29} - 16 q^{30} - 40 q^{31} + 88 q^{32} - 160 q^{35} + 24 q^{36} - 96 q^{37} + 120 q^{38} - 96 q^{39} + 112 q^{40} - 48 q^{41} - 128 q^{42} + 112 q^{43} + 120 q^{44} - 112 q^{45} + 72 q^{46} - 192 q^{47} - 136 q^{48} + 80 q^{49} - 384 q^{52} + 128 q^{53} - 64 q^{54} - 224 q^{55} + 200 q^{56} + 48 q^{57} + 120 q^{59} - 48 q^{60} + 288 q^{61} + 8 q^{62} - 120 q^{63} + 64 q^{64} - 64 q^{65} + 96 q^{66} + 240 q^{69} - 480 q^{70} + 344 q^{71} - 40 q^{72} + 200 q^{73} - 208 q^{74} - 104 q^{75} - 160 q^{76} - 80 q^{77} - 512 q^{78} + 328 q^{79} + 64 q^{80} + 424 q^{81} - 64 q^{82} - 336 q^{83} + 832 q^{86} + 80 q^{87} + 8 q^{88} - 160 q^{89} - 224 q^{90} - 544 q^{91} + 24 q^{92} + 208 q^{93} - 432 q^{94} - 192 q^{95} + 64 q^{96} + 240 q^{97} + 120 q^{98} + 128 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/289\mathbb{Z}\right)^\times\).

\(n\) \(3\)
\(\chi(n)\) \(\zeta_{16}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
40.1
0.923880 0.382683i
−0.923880 0.382683i
−0.382683 0.923880i
0.382683 0.923880i
−0.382683 + 0.923880i
0.382683 + 0.923880i
0.923880 + 0.382683i
−0.923880 + 0.382683i
2.03153 + 0.841487i 0.158513 0.0315301i 0.590587 + 0.590587i −2.98067 + 4.46088i 0.348555 + 0.0693320i 3.46927 + 5.19212i −2.66313 6.42935i −8.29078 + 3.43416i −9.80910 + 6.55423i
65.1 2.79690 1.15851i −0.158513 + 0.796897i 3.65205 3.65205i −6.67619 + 4.46088i 0.479872 + 2.41248i 6.53073 + 4.36370i 1.34942 3.25778i 7.70500 + 3.19151i −13.5046 + 20.2111i
75.1 −1.33809 + 3.23044i −2.23044 + 3.33809i −5.81684 5.81684i 0.0630603 + 0.317025i −7.79898 11.6720i 1.30448 6.55807i 13.6527 5.65512i −2.72384 6.57593i −1.10851 0.220497i
131.1 0.509666 + 1.23044i 2.23044 1.49033i 1.57420 1.57420i 1.59379 + 0.317025i 2.97055 + 1.98486i 8.69552 1.72965i 7.66104 + 3.17331i −0.690373 + 1.66671i 0.422221 + 2.12265i
158.1 −1.33809 3.23044i −2.23044 3.33809i −5.81684 + 5.81684i 0.0630603 0.317025i −7.79898 + 11.6720i 1.30448 + 6.55807i 13.6527 + 5.65512i −2.72384 + 6.57593i −1.10851 + 0.220497i
214.1 0.509666 1.23044i 2.23044 + 1.49033i 1.57420 + 1.57420i 1.59379 0.317025i 2.97055 1.98486i 8.69552 + 1.72965i 7.66104 3.17331i −0.690373 1.66671i 0.422221 2.12265i
224.1 2.03153 0.841487i 0.158513 + 0.0315301i 0.590587 0.590587i −2.98067 4.46088i 0.348555 0.0693320i 3.46927 5.19212i −2.66313 + 6.42935i −8.29078 3.43416i −9.80910 6.55423i
249.1 2.79690 + 1.15851i −0.158513 0.796897i 3.65205 + 3.65205i −6.67619 4.46088i 0.479872 2.41248i 6.53073 4.36370i 1.34942 + 3.25778i 7.70500 3.19151i −13.5046 20.2111i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 40.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
17.e odd 16 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 289.3.e.k 8
17.b even 2 1 289.3.e.l 8
17.c even 4 1 289.3.e.b 8
17.c even 4 1 289.3.e.d 8
17.d even 8 1 17.3.e.a 8
17.d even 8 1 289.3.e.c 8
17.d even 8 1 289.3.e.i 8
17.d even 8 1 289.3.e.m 8
17.e odd 16 1 17.3.e.a 8
17.e odd 16 1 289.3.e.b 8
17.e odd 16 1 289.3.e.c 8
17.e odd 16 1 289.3.e.d 8
17.e odd 16 1 289.3.e.i 8
17.e odd 16 1 inner 289.3.e.k 8
17.e odd 16 1 289.3.e.l 8
17.e odd 16 1 289.3.e.m 8
51.g odd 8 1 153.3.p.b 8
51.i even 16 1 153.3.p.b 8
68.g odd 8 1 272.3.bh.c 8
68.i even 16 1 272.3.bh.c 8
85.k odd 8 1 425.3.t.a 8
85.m even 8 1 425.3.u.b 8
85.n odd 8 1 425.3.t.c 8
85.o even 16 1 425.3.t.c 8
85.p odd 16 1 425.3.u.b 8
85.r even 16 1 425.3.t.a 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
17.3.e.a 8 17.d even 8 1
17.3.e.a 8 17.e odd 16 1
153.3.p.b 8 51.g odd 8 1
153.3.p.b 8 51.i even 16 1
272.3.bh.c 8 68.g odd 8 1
272.3.bh.c 8 68.i even 16 1
289.3.e.b 8 17.c even 4 1
289.3.e.b 8 17.e odd 16 1
289.3.e.c 8 17.d even 8 1
289.3.e.c 8 17.e odd 16 1
289.3.e.d 8 17.c even 4 1
289.3.e.d 8 17.e odd 16 1
289.3.e.i 8 17.d even 8 1
289.3.e.i 8 17.e odd 16 1
289.3.e.k 8 1.a even 1 1 trivial
289.3.e.k 8 17.e odd 16 1 inner
289.3.e.l 8 17.b even 2 1
289.3.e.l 8 17.e odd 16 1
289.3.e.m 8 17.d even 8 1
289.3.e.m 8 17.e odd 16 1
425.3.t.a 8 85.k odd 8 1
425.3.t.a 8 85.r even 16 1
425.3.t.c 8 85.n odd 8 1
425.3.t.c 8 85.o even 16 1
425.3.u.b 8 85.m even 8 1
425.3.u.b 8 85.p odd 16 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(289, [\chi])\):

\( T_{2}^{8} - 8T_{2}^{7} + 32T_{2}^{6} - 120T_{2}^{5} + 448T_{2}^{4} - 1144T_{2}^{3} + 1792T_{2}^{2} - 1736T_{2} + 961 \) Copy content Toggle raw display
\( T_{3}^{8} + 4T_{3}^{6} - 40T_{3}^{5} + 118T_{3}^{4} - 24T_{3}^{3} + 76T_{3}^{2} - 24T_{3} + 2 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} - 8 T^{7} + \cdots + 961 \) Copy content Toggle raw display
$3$ \( T^{8} + 4 T^{6} + \cdots + 2 \) Copy content Toggle raw display
$5$ \( T^{8} + 16 T^{7} + \cdots + 512 \) Copy content Toggle raw display
$7$ \( T^{8} - 40 T^{7} + \cdots + 8454272 \) Copy content Toggle raw display
$11$ \( T^{8} + 8 T^{7} + \cdots + 27572738 \) Copy content Toggle raw display
$13$ \( T^{8} + 16 T^{7} + \cdots + 9048064 \) Copy content Toggle raw display
$17$ \( T^{8} \) Copy content Toggle raw display
$19$ \( T^{8} - 48 T^{7} + \cdots + 929296 \) Copy content Toggle raw display
$23$ \( T^{8} - 56 T^{7} + \cdots + 859299968 \) Copy content Toggle raw display
$29$ \( T^{8} + \cdots + 4240836608 \) Copy content Toggle raw display
$31$ \( T^{8} + 40 T^{7} + \cdots + 14536832 \) Copy content Toggle raw display
$37$ \( T^{8} + \cdots + 120057840128 \) Copy content Toggle raw display
$41$ \( T^{8} + \cdots + 59058658562 \) Copy content Toggle raw display
$43$ \( T^{8} + \cdots + 6201305218564 \) Copy content Toggle raw display
$47$ \( T^{8} + \cdots + 2259754549504 \) Copy content Toggle raw display
$53$ \( T^{8} + \cdots + 26754490624 \) Copy content Toggle raw display
$59$ \( T^{8} + \cdots + 2675455605124 \) Copy content Toggle raw display
$61$ \( T^{8} + \cdots + 106680004247552 \) Copy content Toggle raw display
$67$ \( T^{8} + \cdots + 83643718741636 \) Copy content Toggle raw display
$71$ \( T^{8} + \cdots + 71246079996032 \) Copy content Toggle raw display
$73$ \( T^{8} + \cdots + 51301810562 \) Copy content Toggle raw display
$79$ \( T^{8} + \cdots + 3948319764608 \) Copy content Toggle raw display
$83$ \( T^{8} + \cdots + 10\!\cdots\!04 \) Copy content Toggle raw display
$89$ \( T^{8} + \cdots + 117588822570244 \) Copy content Toggle raw display
$97$ \( T^{8} + \cdots + 21682310986562 \) Copy content Toggle raw display
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