Properties

Label 880.2.cm.a
Level $880$
Weight $2$
Character orbit 880.cm
Analytic conductor $7.027$
Analytic rank $0$
Dimension $32$
CM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [880,2,Mod(17,880)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(880, base_ring=CyclotomicField(20))
 
chi = DirichletCharacter(H, H._module([0, 0, 5, 18]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("880.17");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 880 = 2^{4} \cdot 5 \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 880.cm (of order \(20\), degree \(8\), 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: \(7.02683537787\)
Analytic rank: \(0\)
Dimension: \(32\)
Relative dimension: \(4\) over \(\Q(\zeta_{20})\)
Twist minimal: no (minimal twist has level 55)
Sato-Tate group: $\mathrm{SU}(2)[C_{20}]$

$q$-expansion

The dimension is sufficiently large that we do not compute an algebraic \(q\)-expansion, but we have computed the trace expansion.

\(\operatorname{Tr}(f)(q) = \) \( 32 q + 4 q^{3} - 2 q^{5}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 32 q + 4 q^{3} - 2 q^{5} + 24 q^{11} - 10 q^{13} - 14 q^{15} + 24 q^{23} + 16 q^{25} + 16 q^{27} + 28 q^{31} + 66 q^{33} + 10 q^{35} - 8 q^{37} + 40 q^{41} - 28 q^{45} + 28 q^{47} - 20 q^{51} - 24 q^{53} + 64 q^{55} + 30 q^{57} - 60 q^{61} + 30 q^{63} + 8 q^{67} - 24 q^{71} + 50 q^{73} - 34 q^{75} + 70 q^{77} - 12 q^{81} - 90 q^{83} + 30 q^{85} - 20 q^{91} - 8 q^{93} + 40 q^{95} - 8 q^{97}+O(q^{100}) \) Copy content Toggle raw display

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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
17.1 0 −1.98021 + 0.313634i 0 −0.867371 2.06099i 0 −0.282837 + 1.78576i 0 0.969677 0.315067i 0
17.2 0 −0.760272 + 0.120415i 0 2.23511 0.0653109i 0 0.186656 1.17850i 0 −2.28966 + 0.743954i 0
17.3 0 0.822224 0.130227i 0 −0.233059 + 2.22389i 0 −0.659422 + 4.16343i 0 −2.19408 + 0.712899i 0
17.4 0 2.78152 0.440550i 0 −1.77672 1.35766i 0 −0.0860119 + 0.543058i 0 4.68963 1.52375i 0
193.1 0 −0.313634 1.98021i 0 1.91314 1.15755i 0 1.78576 + 0.282837i 0 −0.969677 + 0.315067i 0
193.2 0 −0.120415 0.760272i 0 −1.76986 1.36660i 0 −1.17850 0.186656i 0 2.28966 0.743954i 0
193.3 0 0.130227 + 0.822224i 0 −1.11862 + 1.93615i 0 4.16343 + 0.659422i 0 2.19408 0.712899i 0
193.4 0 0.440550 + 2.78152i 0 2.23541 0.0540419i 0 0.543058 + 0.0860119i 0 −4.68963 + 1.52375i 0
337.1 0 −1.15501 2.26684i 0 −2.23029 0.160637i 0 −3.09022 1.57455i 0 −2.04114 + 2.80938i 0
337.2 0 −0.517260 1.01518i 0 2.05331 0.885381i 0 2.59854 + 1.32402i 0 1.00032 1.37683i 0
337.3 0 0.271495 + 0.532840i 0 1.85044 + 1.25533i 0 −2.30033 1.17208i 0 1.55315 2.13772i 0
337.4 0 0.361933 + 0.710333i 0 −1.89470 + 1.18749i 0 −0.170602 0.0869260i 0 1.38978 1.91287i 0
497.1 0 −0.313634 + 1.98021i 0 1.91314 + 1.15755i 0 1.78576 0.282837i 0 −0.969677 0.315067i 0
497.2 0 −0.120415 + 0.760272i 0 −1.76986 + 1.36660i 0 −1.17850 + 0.186656i 0 2.28966 + 0.743954i 0
497.3 0 0.130227 0.822224i 0 −1.11862 1.93615i 0 4.16343 0.659422i 0 2.19408 + 0.712899i 0
497.4 0 0.440550 2.78152i 0 2.23541 + 0.0540419i 0 0.543058 0.0860119i 0 −4.68963 1.52375i 0
513.1 0 −0.710333 + 0.361933i 0 −1.71486 + 1.43501i 0 −0.0869260 + 0.170602i 0 −1.38978 + 1.91287i 0
513.2 0 −0.532840 + 0.271495i 0 −0.622076 2.14779i 0 −1.17208 + 2.30033i 0 −1.55315 + 2.13772i 0
513.3 0 1.01518 0.517260i 0 1.47656 1.67922i 0 1.32402 2.59854i 0 −1.00032 + 1.37683i 0
513.4 0 2.26684 1.15501i 0 −0.536423 + 2.17077i 0 −1.57455 + 3.09022i 0 2.04114 2.80938i 0
See all 32 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 17.4
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.c odd 4 1 inner
11.d odd 10 1 inner
55.l even 20 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 880.2.cm.a 32
4.b odd 2 1 55.2.l.a 32
5.c odd 4 1 inner 880.2.cm.a 32
11.d odd 10 1 inner 880.2.cm.a 32
12.b even 2 1 495.2.bj.a 32
20.d odd 2 1 275.2.bm.b 32
20.e even 4 1 55.2.l.a 32
20.e even 4 1 275.2.bm.b 32
44.c even 2 1 605.2.m.e 32
44.g even 10 1 55.2.l.a 32
44.g even 10 1 605.2.e.b 32
44.g even 10 1 605.2.m.c 32
44.g even 10 1 605.2.m.d 32
44.h odd 10 1 605.2.e.b 32
44.h odd 10 1 605.2.m.c 32
44.h odd 10 1 605.2.m.d 32
44.h odd 10 1 605.2.m.e 32
55.l even 20 1 inner 880.2.cm.a 32
60.l odd 4 1 495.2.bj.a 32
132.n odd 10 1 495.2.bj.a 32
220.i odd 4 1 605.2.m.e 32
220.o even 10 1 275.2.bm.b 32
220.v even 20 1 605.2.e.b 32
220.v even 20 1 605.2.m.c 32
220.v even 20 1 605.2.m.d 32
220.v even 20 1 605.2.m.e 32
220.w odd 20 1 55.2.l.a 32
220.w odd 20 1 275.2.bm.b 32
220.w odd 20 1 605.2.e.b 32
220.w odd 20 1 605.2.m.c 32
220.w odd 20 1 605.2.m.d 32
660.bv even 20 1 495.2.bj.a 32
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
55.2.l.a 32 4.b odd 2 1
55.2.l.a 32 20.e even 4 1
55.2.l.a 32 44.g even 10 1
55.2.l.a 32 220.w odd 20 1
275.2.bm.b 32 20.d odd 2 1
275.2.bm.b 32 20.e even 4 1
275.2.bm.b 32 220.o even 10 1
275.2.bm.b 32 220.w odd 20 1
495.2.bj.a 32 12.b even 2 1
495.2.bj.a 32 60.l odd 4 1
495.2.bj.a 32 132.n odd 10 1
495.2.bj.a 32 660.bv even 20 1
605.2.e.b 32 44.g even 10 1
605.2.e.b 32 44.h odd 10 1
605.2.e.b 32 220.v even 20 1
605.2.e.b 32 220.w odd 20 1
605.2.m.c 32 44.g even 10 1
605.2.m.c 32 44.h odd 10 1
605.2.m.c 32 220.v even 20 1
605.2.m.c 32 220.w odd 20 1
605.2.m.d 32 44.g even 10 1
605.2.m.d 32 44.h odd 10 1
605.2.m.d 32 220.v even 20 1
605.2.m.d 32 220.w odd 20 1
605.2.m.e 32 44.c even 2 1
605.2.m.e 32 44.h odd 10 1
605.2.m.e 32 220.i odd 4 1
605.2.m.e 32 220.v even 20 1
880.2.cm.a 32 1.a even 1 1 trivial
880.2.cm.a 32 5.c odd 4 1 inner
880.2.cm.a 32 11.d odd 10 1 inner
880.2.cm.a 32 55.l even 20 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{32} - 4 T_{3}^{31} + 8 T_{3}^{30} - 28 T_{3}^{29} + 29 T_{3}^{28} + 36 T_{3}^{27} + 16 T_{3}^{26} + \cdots + 625 \) acting on \(S_{2}^{\mathrm{new}}(880, [\chi])\). Copy content Toggle raw display