Properties

Label 162.6.c.e
Level $162$
Weight $6$
Character orbit 162.c
Analytic conductor $25.982$
Analytic rank $0$
Dimension $2$
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] = [162,6,Mod(55,162)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(162, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([4]))
 
N = Newforms(chi, 6, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("162.55");
 
S:= CuspForms(chi, 6);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 162 = 2 \cdot 3^{4} \)
Weight: \( k \) \(=\) \( 6 \)
Character orbit: \([\chi]\) \(=\) 162.c (of order \(3\), degree \(2\), 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: \(25.9821788097\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{-3}) \)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} - x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{25}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 6)
Sato-Tate group: $\mathrm{SU}(2)[C_{3}]$

$q$-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 \(\zeta_{6}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + (4 \zeta_{6} - 4) q^{2} - 16 \zeta_{6} q^{4} + 66 \zeta_{6} q^{5} + (176 \zeta_{6} - 176) q^{7} + 64 q^{8} +O(q^{10}) \) Copy content Toggle raw display \( q + (4 \zeta_{6} - 4) q^{2} - 16 \zeta_{6} q^{4} + 66 \zeta_{6} q^{5} + (176 \zeta_{6} - 176) q^{7} + 64 q^{8} - 264 q^{10} + ( - 60 \zeta_{6} + 60) q^{11} + 658 \zeta_{6} q^{13} - 704 \zeta_{6} q^{14} + (256 \zeta_{6} - 256) q^{16} - 414 q^{17} + 956 q^{19} + ( - 1056 \zeta_{6} + 1056) q^{20} + 240 \zeta_{6} q^{22} - 600 \zeta_{6} q^{23} + (1231 \zeta_{6} - 1231) q^{25} - 2632 q^{26} + 2816 q^{28} + (5574 \zeta_{6} - 5574) q^{29} + 3592 \zeta_{6} q^{31} - 1024 \zeta_{6} q^{32} + ( - 1656 \zeta_{6} + 1656) q^{34} - 11616 q^{35} - 8458 q^{37} + (3824 \zeta_{6} - 3824) q^{38} + 4224 \zeta_{6} q^{40} - 19194 \zeta_{6} q^{41} + (13316 \zeta_{6} - 13316) q^{43} - 960 q^{44} + 2400 q^{46} + ( - 19680 \zeta_{6} + 19680) q^{47} - 14169 \zeta_{6} q^{49} - 4924 \zeta_{6} q^{50} + ( - 10528 \zeta_{6} + 10528) q^{52} - 31266 q^{53} + 3960 q^{55} + (11264 \zeta_{6} - 11264) q^{56} - 22296 \zeta_{6} q^{58} - 26340 \zeta_{6} q^{59} + ( - 31090 \zeta_{6} + 31090) q^{61} - 14368 q^{62} + 4096 q^{64} + (43428 \zeta_{6} - 43428) q^{65} + 16804 \zeta_{6} q^{67} + 6624 \zeta_{6} q^{68} + ( - 46464 \zeta_{6} + 46464) q^{70} + 6120 q^{71} - 25558 q^{73} + ( - 33832 \zeta_{6} + 33832) q^{74} - 15296 \zeta_{6} q^{76} + 10560 \zeta_{6} q^{77} + (74408 \zeta_{6} - 74408) q^{79} - 16896 q^{80} + 76776 q^{82} + ( - 6468 \zeta_{6} + 6468) q^{83} - 27324 \zeta_{6} q^{85} - 53264 \zeta_{6} q^{86} + ( - 3840 \zeta_{6} + 3840) q^{88} - 32742 q^{89} - 115808 q^{91} + (9600 \zeta_{6} - 9600) q^{92} + 78720 \zeta_{6} q^{94} + 63096 \zeta_{6} q^{95} + (166082 \zeta_{6} - 166082) q^{97} + 56676 q^{98} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q - 4 q^{2} - 16 q^{4} + 66 q^{5} - 176 q^{7} + 128 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( 2 q - 4 q^{2} - 16 q^{4} + 66 q^{5} - 176 q^{7} + 128 q^{8} - 528 q^{10} + 60 q^{11} + 658 q^{13} - 704 q^{14} - 256 q^{16} - 828 q^{17} + 1912 q^{19} + 1056 q^{20} + 240 q^{22} - 600 q^{23} - 1231 q^{25} - 5264 q^{26} + 5632 q^{28} - 5574 q^{29} + 3592 q^{31} - 1024 q^{32} + 1656 q^{34} - 23232 q^{35} - 16916 q^{37} - 3824 q^{38} + 4224 q^{40} - 19194 q^{41} - 13316 q^{43} - 1920 q^{44} + 4800 q^{46} + 19680 q^{47} - 14169 q^{49} - 4924 q^{50} + 10528 q^{52} - 62532 q^{53} + 7920 q^{55} - 11264 q^{56} - 22296 q^{58} - 26340 q^{59} + 31090 q^{61} - 28736 q^{62} + 8192 q^{64} - 43428 q^{65} + 16804 q^{67} + 6624 q^{68} + 46464 q^{70} + 12240 q^{71} - 51116 q^{73} + 33832 q^{74} - 15296 q^{76} + 10560 q^{77} - 74408 q^{79} - 33792 q^{80} + 153552 q^{82} + 6468 q^{83} - 27324 q^{85} - 53264 q^{86} + 3840 q^{88} - 65484 q^{89} - 231616 q^{91} - 9600 q^{92} + 78720 q^{94} + 63096 q^{95} - 166082 q^{97} + 113352 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/162\mathbb{Z}\right)^\times\).

\(n\) \(83\)
\(\chi(n)\) \(-\zeta_{6}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
55.1
0.500000 + 0.866025i
0.500000 0.866025i
−2.00000 + 3.46410i 0 −8.00000 13.8564i 33.0000 + 57.1577i 0 −88.0000 + 152.420i 64.0000 0 −264.000
109.1 −2.00000 3.46410i 0 −8.00000 + 13.8564i 33.0000 57.1577i 0 −88.0000 152.420i 64.0000 0 −264.000
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
9.c even 3 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 162.6.c.e 2
3.b odd 2 1 162.6.c.h 2
9.c even 3 1 6.6.a.a 1
9.c even 3 1 inner 162.6.c.e 2
9.d odd 6 1 18.6.a.b 1
9.d odd 6 1 162.6.c.h 2
36.f odd 6 1 48.6.a.c 1
36.h even 6 1 144.6.a.j 1
45.h odd 6 1 450.6.a.m 1
45.j even 6 1 150.6.a.d 1
45.k odd 12 2 150.6.c.b 2
45.l even 12 2 450.6.c.j 2
63.g even 3 1 294.6.e.g 2
63.h even 3 1 294.6.e.g 2
63.k odd 6 1 294.6.e.a 2
63.l odd 6 1 294.6.a.m 1
63.o even 6 1 882.6.a.a 1
63.t odd 6 1 294.6.e.a 2
72.j odd 6 1 576.6.a.j 1
72.l even 6 1 576.6.a.i 1
72.n even 6 1 192.6.a.o 1
72.p odd 6 1 192.6.a.g 1
99.h odd 6 1 726.6.a.a 1
117.t even 6 1 1014.6.a.c 1
144.v odd 12 2 768.6.d.p 2
144.x even 12 2 768.6.d.c 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
6.6.a.a 1 9.c even 3 1
18.6.a.b 1 9.d odd 6 1
48.6.a.c 1 36.f odd 6 1
144.6.a.j 1 36.h even 6 1
150.6.a.d 1 45.j even 6 1
150.6.c.b 2 45.k odd 12 2
162.6.c.e 2 1.a even 1 1 trivial
162.6.c.e 2 9.c even 3 1 inner
162.6.c.h 2 3.b odd 2 1
162.6.c.h 2 9.d odd 6 1
192.6.a.g 1 72.p odd 6 1
192.6.a.o 1 72.n even 6 1
294.6.a.m 1 63.l odd 6 1
294.6.e.a 2 63.k odd 6 1
294.6.e.a 2 63.t odd 6 1
294.6.e.g 2 63.g even 3 1
294.6.e.g 2 63.h even 3 1
450.6.a.m 1 45.h odd 6 1
450.6.c.j 2 45.l even 12 2
576.6.a.i 1 72.l even 6 1
576.6.a.j 1 72.j odd 6 1
726.6.a.a 1 99.h odd 6 1
768.6.d.c 2 144.x even 12 2
768.6.d.p 2 144.v odd 12 2
882.6.a.a 1 63.o even 6 1
1014.6.a.c 1 117.t even 6 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{2} - 66T_{5} + 4356 \) acting on \(S_{6}^{\mathrm{new}}(162, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} + 4T + 16 \) Copy content Toggle raw display
$3$ \( T^{2} \) Copy content Toggle raw display
$5$ \( T^{2} - 66T + 4356 \) Copy content Toggle raw display
$7$ \( T^{2} + 176T + 30976 \) Copy content Toggle raw display
$11$ \( T^{2} - 60T + 3600 \) Copy content Toggle raw display
$13$ \( T^{2} - 658T + 432964 \) Copy content Toggle raw display
$17$ \( (T + 414)^{2} \) Copy content Toggle raw display
$19$ \( (T - 956)^{2} \) Copy content Toggle raw display
$23$ \( T^{2} + 600T + 360000 \) Copy content Toggle raw display
$29$ \( T^{2} + 5574 T + 31069476 \) Copy content Toggle raw display
$31$ \( T^{2} - 3592 T + 12902464 \) Copy content Toggle raw display
$37$ \( (T + 8458)^{2} \) Copy content Toggle raw display
$41$ \( T^{2} + 19194 T + 368409636 \) Copy content Toggle raw display
$43$ \( T^{2} + 13316 T + 177315856 \) Copy content Toggle raw display
$47$ \( T^{2} - 19680 T + 387302400 \) Copy content Toggle raw display
$53$ \( (T + 31266)^{2} \) Copy content Toggle raw display
$59$ \( T^{2} + 26340 T + 693795600 \) Copy content Toggle raw display
$61$ \( T^{2} - 31090 T + 966588100 \) Copy content Toggle raw display
$67$ \( T^{2} - 16804 T + 282374416 \) Copy content Toggle raw display
$71$ \( (T - 6120)^{2} \) Copy content Toggle raw display
$73$ \( (T + 25558)^{2} \) Copy content Toggle raw display
$79$ \( T^{2} + \cdots + 5536550464 \) Copy content Toggle raw display
$83$ \( T^{2} - 6468 T + 41835024 \) Copy content Toggle raw display
$89$ \( (T + 32742)^{2} \) Copy content Toggle raw display
$97$ \( T^{2} + \cdots + 27583230724 \) Copy content Toggle raw display
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