Properties

Label 945.2.u.a
Level $945$
Weight $2$
Character orbit 945.u
Analytic conductor $7.546$
Analytic rank $0$
Dimension $88$
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] = [945,2,Mod(89,945)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(945, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([1, 3, 5]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("945.89");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 945 = 3^{3} \cdot 5 \cdot 7 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 945.u (of order \(6\), 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: \(7.54586299101\)
Analytic rank: \(0\)
Dimension: \(88\)
Relative dimension: \(44\) over \(\Q(\zeta_{6})\)
Twist minimal: no (minimal twist has level 315)
Sato-Tate group: $\mathrm{SU}(2)[C_{6}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 88 q - 38 q^{4} + 6 q^{5}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 88 q - 38 q^{4} + 6 q^{5} - 6 q^{10} + 12 q^{14} - 26 q^{16} - 12 q^{19} - 6 q^{20} - 2 q^{25} - 12 q^{26} - 6 q^{29} - 6 q^{31} + 12 q^{34} + 6 q^{41} - 84 q^{44} - 18 q^{46} + 10 q^{49} - 30 q^{50} + 90 q^{56} + 6 q^{59} + 12 q^{61} - 8 q^{64} - 54 q^{65} - 30 q^{70} + 48 q^{76} + 8 q^{79} - 69 q^{80} - 7 q^{85} + 72 q^{89} + 20 q^{91} - 6 q^{94} + 93 q^{95}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
89.1 −1.35415 2.34546i 0 −2.66745 + 4.62015i 2.11290 0.731888i 0 1.60604 2.10253i 9.03188 0 −4.57779 3.96463i
89.2 −1.28800 2.23088i 0 −2.31788 + 4.01469i −0.488384 2.18208i 0 2.15932 + 1.52884i 6.78974 0 −4.23893 + 3.90005i
89.3 −1.26586 2.19253i 0 −2.20480 + 3.81882i −1.14318 + 1.92175i 0 1.80040 + 1.93870i 6.10041 0 5.66061 + 0.0737875i
89.4 −1.23016 2.13070i 0 −2.02658 + 3.51014i 2.13577 0.662193i 0 −2.39641 + 1.12126i 5.05144 0 −4.03827 3.73607i
89.5 −1.14897 1.99008i 0 −1.64028 + 2.84105i −1.90726 + 1.16720i 0 −2.44187 + 1.01847i 2.94267 0 4.51421 + 2.45453i
89.6 −1.08083 1.87205i 0 −1.33638 + 2.31468i 1.85798 + 1.24416i 0 0.599782 + 2.57687i 1.45428 0 0.320967 4.82294i
89.7 −1.03259 1.78850i 0 −1.13248 + 1.96151i −1.44626 1.70539i 0 0.162008 2.64079i 0.547180 0 −1.55669 + 4.34759i
89.8 −1.02260 1.77120i 0 −1.09143 + 1.89041i 0.00270873 + 2.23607i 0 1.69883 2.02829i 0.373988 0 3.95775 2.29140i
89.9 −1.00105 1.73387i 0 −1.00421 + 1.73934i −0.439789 2.19239i 0 −2.40459 1.10361i 0.0168431 0 −3.36108 + 2.95723i
89.10 −0.851246 1.47440i 0 −0.449240 + 0.778107i −2.23006 0.163754i 0 −2.57388 + 0.612504i −1.87533 0 1.65689 + 3.42740i
89.11 −0.754840 1.30742i 0 −0.139566 + 0.241735i 1.87872 + 1.21261i 0 −1.79617 1.94262i −2.59796 0 0.167261 3.37160i
89.12 −0.686620 1.18926i 0 0.0571066 0.0989115i −2.03494 + 0.926840i 0 2.64486 0.0687428i −2.90332 0 2.49948 + 1.78368i
89.13 −0.665500 1.15268i 0 0.114220 0.197834i 1.38997 1.75157i 0 −1.25852 + 2.32726i −2.96605 0 −2.94402 0.436517i
89.14 −0.603467 1.04524i 0 0.271654 0.470519i 0.171693 + 2.22947i 0 −0.716364 2.54692i −3.06961 0 2.22671 1.52487i
89.15 −0.601450 1.04174i 0 0.276517 0.478941i −1.70560 1.44600i 0 0.552728 + 2.58737i −3.07104 0 −0.480530 + 2.64649i
89.16 −0.466107 0.807321i 0 0.565488 0.979455i 1.03266 1.98333i 0 2.46700 0.955995i −2.91874 0 −2.08252 + 0.0907533i
89.17 −0.413705 0.716558i 0 0.657696 1.13916i 2.23428 0.0894268i 0 1.49622 + 2.18205i −2.74319 0 −0.988412 1.56399i
89.18 −0.293005 0.507499i 0 0.828297 1.43465i 0.212444 + 2.22595i 0 −2.62667 + 0.317199i −2.14280 0 1.06742 0.760030i
89.19 −0.252360 0.437100i 0 0.872629 1.51144i 1.06742 1.96485i 0 −1.93769 1.80149i −1.89030 0 −1.12821 + 0.0292802i
89.20 −0.243540 0.421824i 0 0.881376 1.52659i 2.06439 + 0.859249i 0 2.62390 0.339358i −1.83276 0 −0.140309 1.08007i
See all 88 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 89.44
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
63.s even 6 1 inner
315.u even 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 945.2.u.a 88
3.b odd 2 1 315.2.u.a 88
5.b even 2 1 inner 945.2.u.a 88
7.d odd 6 1 945.2.bq.a 88
9.c even 3 1 315.2.bq.a yes 88
9.d odd 6 1 945.2.bq.a 88
15.d odd 2 1 315.2.u.a 88
21.g even 6 1 315.2.bq.a yes 88
35.i odd 6 1 945.2.bq.a 88
45.h odd 6 1 945.2.bq.a 88
45.j even 6 1 315.2.bq.a yes 88
63.k odd 6 1 315.2.u.a 88
63.s even 6 1 inner 945.2.u.a 88
105.p even 6 1 315.2.bq.a yes 88
315.u even 6 1 inner 945.2.u.a 88
315.bn odd 6 1 315.2.u.a 88
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
315.2.u.a 88 3.b odd 2 1
315.2.u.a 88 15.d odd 2 1
315.2.u.a 88 63.k odd 6 1
315.2.u.a 88 315.bn odd 6 1
315.2.bq.a yes 88 9.c even 3 1
315.2.bq.a yes 88 21.g even 6 1
315.2.bq.a yes 88 45.j even 6 1
315.2.bq.a yes 88 105.p even 6 1
945.2.u.a 88 1.a even 1 1 trivial
945.2.u.a 88 5.b even 2 1 inner
945.2.u.a 88 63.s even 6 1 inner
945.2.u.a 88 315.u even 6 1 inner
945.2.bq.a 88 7.d odd 6 1
945.2.bq.a 88 9.d odd 6 1
945.2.bq.a 88 35.i odd 6 1
945.2.bq.a 88 45.h odd 6 1

Hecke kernels

This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(945, [\chi])\).