Properties

Label 3660.1.fu.b
Level $3660$
Weight $1$
Character orbit 3660.fu
Analytic conductor $1.827$
Analytic rank $0$
Dimension $16$
Projective image $D_{60}$
CM discriminant -15
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [3660,1,Mod(59,3660)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3660, base_ring=CyclotomicField(60))
 
chi = DirichletCharacter(H, H._module([30, 30, 30, 31]))
 
N = Newforms(chi, 1, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("3660.59");
 
S:= CuspForms(chi, 1);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 3660 = 2^{2} \cdot 3 \cdot 5 \cdot 61 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 3660.fu (of order \(60\), degree \(16\), 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: \(1.82657794624\)
Analytic rank: \(0\)
Dimension: \(16\)
Coefficient field: \(\Q(\zeta_{60})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} + x^{14} - x^{10} - x^{8} - x^{6} + x^{2} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Projective image: \(D_{60}\)
Projective field: Galois closure of \(\mathbb{Q}[x]/(x^{60} + \cdots)\)

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

The \(q\)-expansion and trace form are shown below.

\(f(q)\) \(=\) \( q + \zeta_{60}^{13} q^{2} - \zeta_{60}^{6} q^{3} + \zeta_{60}^{26} q^{4} + \zeta_{60}^{7} q^{5} - \zeta_{60}^{19} q^{6} - \zeta_{60}^{9} q^{8} + \zeta_{60}^{12} q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q + \zeta_{60}^{13} q^{2} - \zeta_{60}^{6} q^{3} + \zeta_{60}^{26} q^{4} + \zeta_{60}^{7} q^{5} - \zeta_{60}^{19} q^{6} - \zeta_{60}^{9} q^{8} + \zeta_{60}^{12} q^{9} + \zeta_{60}^{20} q^{10} + \zeta_{60}^{2} q^{12} - \zeta_{60}^{13} q^{15} - \zeta_{60}^{22} q^{16} + ( - \zeta_{60}^{27} - \zeta_{60}^{22}) q^{17} + \zeta_{60}^{25} q^{18} + (\zeta_{60}^{27} + \zeta_{60}^{25}) q^{19} - \zeta_{60}^{3} q^{20} + ( - \zeta_{60}^{28} + \zeta_{60}^{11}) q^{23} + \zeta_{60}^{15} q^{24} + \zeta_{60}^{14} q^{25} - \zeta_{60}^{18} q^{27} - \zeta_{60}^{26} q^{30} + (\zeta_{60}^{7} - \zeta_{60}^{6}) q^{31} + \zeta_{60}^{5} q^{32} + (\zeta_{60}^{10} + \zeta_{60}^{5}) q^{34} - \zeta_{60}^{8} q^{36} + ( - \zeta_{60}^{10} - \zeta_{60}^{8}) q^{38} - \zeta_{60}^{16} q^{40} + \zeta_{60}^{19} q^{45} + (\zeta_{60}^{24} + \zeta_{60}^{11}) q^{46} + \zeta_{60}^{5} q^{47} + \zeta_{60}^{28} q^{48} - \zeta_{60}^{23} q^{49} + \zeta_{60}^{27} q^{50} + (\zeta_{60}^{28} - \zeta_{60}^{3}) q^{51} + (\zeta_{60}^{16} - \zeta_{60}^{5}) q^{53} + \zeta_{60} q^{54} + (\zeta_{60}^{3} + \zeta_{60}) q^{57} + \zeta_{60}^{9} q^{60} + \zeta_{60}^{17} q^{61} + (\zeta_{60}^{20} - \zeta_{60}^{19}) q^{62} + \zeta_{60}^{18} q^{64} + (\zeta_{60}^{23} + \zeta_{60}^{18}) q^{68} + ( - \zeta_{60}^{17} - \zeta_{60}^{4}) q^{69} - \zeta_{60}^{21} q^{72} - \zeta_{60}^{20} q^{75} + ( - \zeta_{60}^{23} - \zeta_{60}^{21}) q^{76} + (\zeta_{60}^{9} - \zeta_{60}^{2}) q^{79} - \zeta_{60}^{29} q^{80} + \zeta_{60}^{24} q^{81} + ( - \zeta_{60}^{24} + \zeta_{60}^{8}) q^{83} + ( - \zeta_{60}^{29} + \zeta_{60}^{4}) q^{85} - \zeta_{60}^{2} q^{90} + (\zeta_{60}^{24} - \zeta_{60}^{7}) q^{92} + ( - \zeta_{60}^{13} + \zeta_{60}^{12}) q^{93} + \zeta_{60}^{18} q^{94} + ( - \zeta_{60}^{4} - \zeta_{60}^{2}) q^{95} - \zeta_{60}^{11} q^{96} + \zeta_{60}^{6} q^{98} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q - 4 q^{3} - 2 q^{4} - 4 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 16 q - 4 q^{3} - 2 q^{4} - 4 q^{9} - 8 q^{10} - 2 q^{12} + 2 q^{16} + 2 q^{17} - 2 q^{23} - 2 q^{25} - 4 q^{27} + 2 q^{30} - 4 q^{31} + 8 q^{34} - 2 q^{36} - 10 q^{38} - 2 q^{40} - 4 q^{46} + 2 q^{48} + 2 q^{51} + 2 q^{53} - 8 q^{62} + 4 q^{64} + 4 q^{68} - 2 q^{69} + 8 q^{75} + 2 q^{79} - 4 q^{81} + 6 q^{83} + 2 q^{85} + 2 q^{90} - 4 q^{92} - 4 q^{93} + 4 q^{94} + 4 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/3660\mathbb{Z}\right)^\times\).

\(n\) \(1831\) \(2197\) \(2441\) \(3601\)
\(\chi(n)\) \(-1\) \(-1\) \(-1\) \(-\zeta_{60}^{17}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
59.1
0.743145 0.669131i
0.406737 + 0.913545i
−0.207912 + 0.978148i
−0.406737 + 0.913545i
−0.994522 0.104528i
−0.994522 + 0.104528i
0.207912 + 0.978148i
−0.743145 0.669131i
0.743145 + 0.669131i
−0.207912 0.978148i
0.994522 0.104528i
0.994522 + 0.104528i
0.406737 0.913545i
0.207912 0.978148i
−0.406737 0.913545i
−0.743145 + 0.669131i
−0.994522 + 0.104528i 0.309017 0.951057i 0.978148 0.207912i 0.406737 + 0.913545i −0.207912 + 0.978148i 0 −0.951057 + 0.309017i −0.809017 0.587785i −0.500000 0.866025i
299.1 −0.743145 + 0.669131i −0.809017 0.587785i 0.104528 0.994522i −0.207912 + 0.978148i 0.994522 0.104528i 0 0.587785 + 0.809017i 0.309017 + 0.951057i −0.500000 0.866025i
359.1 −0.406737 0.913545i 0.309017 + 0.951057i −0.669131 + 0.743145i 0.994522 0.104528i 0.743145 0.669131i 0 0.951057 + 0.309017i −0.809017 + 0.587785i −0.500000 0.866025i
539.1 0.743145 + 0.669131i −0.809017 + 0.587785i 0.104528 + 0.994522i 0.207912 + 0.978148i −0.994522 0.104528i 0 −0.587785 + 0.809017i 0.309017 0.951057i −0.500000 + 0.866025i
959.1 −0.207912 0.978148i −0.809017 0.587785i −0.913545 + 0.406737i −0.743145 0.669131i −0.406737 + 0.913545i 0 0.587785 + 0.809017i 0.309017 + 0.951057i −0.500000 + 0.866025i
1019.1 −0.207912 + 0.978148i −0.809017 + 0.587785i −0.913545 0.406737i −0.743145 + 0.669131i −0.406737 0.913545i 0 0.587785 0.809017i 0.309017 0.951057i −0.500000 0.866025i
1499.1 0.406737 0.913545i 0.309017 0.951057i −0.669131 0.743145i −0.994522 0.104528i −0.743145 0.669131i 0 −0.951057 + 0.309017i −0.809017 0.587785i −0.500000 + 0.866025i
1739.1 0.994522 + 0.104528i 0.309017 + 0.951057i 0.978148 + 0.207912i −0.406737 + 0.913545i 0.207912 + 0.978148i 0 0.951057 + 0.309017i −0.809017 + 0.587785i −0.500000 + 0.866025i
1799.1 −0.994522 0.104528i 0.309017 + 0.951057i 0.978148 + 0.207912i 0.406737 0.913545i −0.207912 0.978148i 0 −0.951057 0.309017i −0.809017 + 0.587785i −0.500000 + 0.866025i
2039.1 −0.406737 + 0.913545i 0.309017 0.951057i −0.669131 0.743145i 0.994522 + 0.104528i 0.743145 + 0.669131i 0 0.951057 0.309017i −0.809017 0.587785i −0.500000 + 0.866025i
2519.1 0.207912 0.978148i −0.809017 + 0.587785i −0.913545 0.406737i 0.743145 0.669131i 0.406737 + 0.913545i 0 −0.587785 + 0.809017i 0.309017 0.951057i −0.500000 0.866025i
2579.1 0.207912 + 0.978148i −0.809017 0.587785i −0.913545 + 0.406737i 0.743145 + 0.669131i 0.406737 0.913545i 0 −0.587785 0.809017i 0.309017 + 0.951057i −0.500000 + 0.866025i
2999.1 −0.743145 0.669131i −0.809017 + 0.587785i 0.104528 + 0.994522i −0.207912 0.978148i 0.994522 + 0.104528i 0 0.587785 0.809017i 0.309017 0.951057i −0.500000 + 0.866025i
3179.1 0.406737 + 0.913545i 0.309017 + 0.951057i −0.669131 + 0.743145i −0.994522 + 0.104528i −0.743145 + 0.669131i 0 −0.951057 0.309017i −0.809017 + 0.587785i −0.500000 0.866025i
3239.1 0.743145 0.669131i −0.809017 0.587785i 0.104528 0.994522i 0.207912 0.978148i −0.994522 + 0.104528i 0 −0.587785 0.809017i 0.309017 + 0.951057i −0.500000 0.866025i
3479.1 0.994522 0.104528i 0.309017 0.951057i 0.978148 0.207912i −0.406737 0.913545i 0.207912 0.978148i 0 0.951057 0.309017i −0.809017 0.587785i −0.500000 0.866025i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 59.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
15.d odd 2 1 CM by \(\Q(\sqrt{-15}) \)
244.w even 60 1 inner
3660.fu odd 60 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 3660.1.fu.b yes 16
3.b odd 2 1 3660.1.fu.c yes 16
4.b odd 2 1 3660.1.fu.a 16
5.b even 2 1 3660.1.fu.c yes 16
12.b even 2 1 3660.1.fu.d yes 16
15.d odd 2 1 CM 3660.1.fu.b yes 16
20.d odd 2 1 3660.1.fu.d yes 16
60.h even 2 1 3660.1.fu.a 16
61.l odd 60 1 3660.1.fu.a 16
183.x even 60 1 3660.1.fu.d yes 16
244.w even 60 1 inner 3660.1.fu.b yes 16
305.bj odd 60 1 3660.1.fu.d yes 16
732.bv odd 60 1 3660.1.fu.c yes 16
915.cw even 60 1 3660.1.fu.a 16
1220.db even 60 1 3660.1.fu.c yes 16
3660.fu odd 60 1 inner 3660.1.fu.b yes 16
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
3660.1.fu.a 16 4.b odd 2 1
3660.1.fu.a 16 60.h even 2 1
3660.1.fu.a 16 61.l odd 60 1
3660.1.fu.a 16 915.cw even 60 1
3660.1.fu.b yes 16 1.a even 1 1 trivial
3660.1.fu.b yes 16 15.d odd 2 1 CM
3660.1.fu.b yes 16 244.w even 60 1 inner
3660.1.fu.b yes 16 3660.fu odd 60 1 inner
3660.1.fu.c yes 16 3.b odd 2 1
3660.1.fu.c yes 16 5.b even 2 1
3660.1.fu.c yes 16 732.bv odd 60 1
3660.1.fu.c yes 16 1220.db even 60 1
3660.1.fu.d yes 16 12.b even 2 1
3660.1.fu.d yes 16 20.d odd 2 1
3660.1.fu.d yes 16 183.x even 60 1
3660.1.fu.d yes 16 305.bj odd 60 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{1}^{\mathrm{new}}(3660, [\chi])\):

\( T_{7} \) Copy content Toggle raw display
\( T_{17}^{16} - 2 T_{17}^{15} - T_{17}^{14} + 8 T_{17}^{13} - 4 T_{17}^{12} + 26 T_{17}^{11} - 63 T_{17}^{10} + \cdots + 1 \) Copy content Toggle raw display
\( T_{23}^{16} + 2 T_{23}^{15} + 2 T_{23}^{14} + 8 T_{23}^{13} + 7 T_{23}^{12} - 10 T_{23}^{11} + 23 T_{23}^{10} + \cdots + 1 \) Copy content Toggle raw display
\( T_{29} \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{16} + T^{14} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( (T^{4} + T^{3} + T^{2} + \cdots + 1)^{4} \) Copy content Toggle raw display
$5$ \( T^{16} + T^{14} + \cdots + 1 \) Copy content Toggle raw display
$7$ \( T^{16} \) Copy content Toggle raw display
$11$ \( T^{16} \) Copy content Toggle raw display
$13$ \( T^{16} \) Copy content Toggle raw display
$17$ \( T^{16} - 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$19$ \( T^{16} - 8 T^{14} + \cdots + 1 \) Copy content Toggle raw display
$23$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$29$ \( T^{16} \) Copy content Toggle raw display
$31$ \( T^{16} + 4 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$37$ \( T^{16} \) Copy content Toggle raw display
$41$ \( T^{16} \) Copy content Toggle raw display
$43$ \( T^{16} \) Copy content Toggle raw display
$47$ \( (T^{4} - T^{2} + 1)^{4} \) Copy content Toggle raw display
$53$ \( T^{16} - 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$59$ \( T^{16} \) Copy content Toggle raw display
$61$ \( T^{16} + T^{14} + \cdots + 1 \) Copy content Toggle raw display
$67$ \( T^{16} \) Copy content Toggle raw display
$71$ \( T^{16} \) Copy content Toggle raw display
$73$ \( T^{16} \) Copy content Toggle raw display
$79$ \( T^{16} - 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$83$ \( (T^{8} - 3 T^{7} + 6 T^{6} + \cdots + 1)^{2} \) Copy content Toggle raw display
$89$ \( T^{16} \) Copy content Toggle raw display
$97$ \( T^{16} \) Copy content Toggle raw display
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