Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [825,2,Mod(142,825)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(825, base_ring=CyclotomicField(20))
chi = DirichletCharacter(H, H._module([0, 13, 10]))
N = Newforms(chi, 2, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("825.142");
S:= CuspForms(chi, 2);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 825 = 3 \cdot 5^{2} \cdot 11 \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 825.cz (of order \(20\), 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: | \(6.58765816676\) |
Analytic rank: | \(0\) |
Dimension: | \(480\) |
Relative dimension: | \(60\) over \(\Q(\zeta_{20})\) |
Twist minimal: | yes |
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.
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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
142.1 | −2.45422 | − | 1.25049i | 0.156434 | − | 0.987688i | 3.28392 | + | 4.51993i | 0.131481 | − | 2.23220i | −1.61902 | + | 2.22839i | 0.387829 | − | 0.387829i | −1.54557 | − | 9.75837i | −0.951057 | − | 0.309017i | −3.11403 | + | 5.31390i |
142.2 | −2.40823 | − | 1.22706i | −0.156434 | + | 0.987688i | 3.11835 | + | 4.29205i | −1.80592 | − | 1.31858i | 1.58868 | − | 2.18663i | 3.33198 | − | 3.33198i | −1.39751 | − | 8.82356i | −0.951057 | − | 0.309017i | 2.73110 | + | 5.39142i |
142.3 | −2.39692 | − | 1.22129i | −0.156434 | + | 0.987688i | 3.07810 | + | 4.23664i | 1.20624 | − | 1.88281i | 1.58122 | − | 2.17636i | −2.89121 | + | 2.89121i | −1.36213 | − | 8.60012i | −0.951057 | − | 0.309017i | −5.19072 | + | 3.03979i |
142.4 | −2.30557 | − | 1.17475i | 0.156434 | − | 0.987688i | 2.76005 | + | 3.79888i | −0.876008 | + | 2.05733i | −1.52095 | + | 2.09341i | 1.22660 | − | 1.22660i | −1.09118 | − | 6.88945i | −0.951057 | − | 0.309017i | 4.43654 | − | 3.71423i |
142.5 | −2.29231 | − | 1.16799i | −0.156434 | + | 0.987688i | 2.71491 | + | 3.73675i | 1.51453 | + | 1.64505i | 1.51221 | − | 2.08137i | 0.352110 | − | 0.352110i | −1.05400 | − | 6.65468i | −0.951057 | − | 0.309017i | −1.55036 | − | 5.53992i |
142.6 | −2.22999 | − | 1.13624i | −0.156434 | + | 0.987688i | 2.50627 | + | 3.44958i | −1.77557 | + | 1.35917i | 1.47110 | − | 2.02479i | −0.297823 | + | 0.297823i | −0.886371 | − | 5.59633i | −0.951057 | − | 0.309017i | 5.50386 | − | 1.01346i |
142.7 | −2.00096 | − | 1.01954i | 0.156434 | − | 0.987688i | 1.78882 | + | 2.46210i | 0.509920 | + | 2.17715i | −1.32001 | + | 1.81684i | −3.14238 | + | 3.14238i | −0.366530 | − | 2.31418i | −0.951057 | − | 0.309017i | 1.19936 | − | 4.87628i |
142.8 | −1.98883 | − | 1.01336i | 0.156434 | − | 0.987688i | 1.75297 | + | 2.41276i | −1.76001 | − | 1.37927i | −1.31200 | + | 1.80582i | −1.12467 | + | 1.12467i | −0.343013 | − | 2.16570i | −0.951057 | − | 0.309017i | 2.10266 | + | 4.52665i |
142.9 | −1.96626 | − | 1.00186i | −0.156434 | + | 0.987688i | 1.68690 | + | 2.32182i | 2.23126 | + | 0.146482i | 1.29712 | − | 1.78533i | −0.173996 | + | 0.173996i | −0.300313 | − | 1.89610i | −0.951057 | − | 0.309017i | −4.24050 | − | 2.52344i |
142.10 | −1.89870 | − | 0.967438i | −0.156434 | + | 0.987688i | 1.49357 | + | 2.05572i | −1.42641 | − | 1.72202i | 1.25255 | − | 1.72399i | −3.16117 | + | 3.16117i | −0.180349 | − | 1.13868i | −0.951057 | − | 0.309017i | 1.04238 | + | 4.64957i |
142.11 | −1.65864 | − | 0.845118i | −0.156434 | + | 0.987688i | 0.861285 | + | 1.18546i | 0.261131 | + | 2.22077i | 1.09418 | − | 1.50601i | 1.97026 | − | 1.97026i | 0.155707 | + | 0.983096i | −0.951057 | − | 0.309017i | 1.44369 | − | 3.90414i |
142.12 | −1.65535 | − | 0.843445i | 0.156434 | − | 0.987688i | 0.853226 | + | 1.17437i | −2.13062 | − | 0.678586i | −1.09202 | + | 1.50303i | 3.15735 | − | 3.15735i | 0.159384 | + | 1.00631i | −0.951057 | − | 0.309017i | 2.95457 | + | 2.92036i |
142.13 | −1.58747 | − | 0.808856i | 0.156434 | − | 0.987688i | 0.690238 | + | 0.950032i | 1.87394 | − | 1.21997i | −1.04723 | + | 1.44139i | −1.40203 | + | 1.40203i | 0.230132 | + | 1.45300i | −0.951057 | − | 0.309017i | −3.96161 | + | 0.420921i |
142.14 | −1.58057 | − | 0.805343i | 0.156434 | − | 0.987688i | 0.674066 | + | 0.927773i | 2.19015 | − | 0.450832i | −1.04268 | + | 1.43513i | 3.37989 | − | 3.37989i | 0.236768 | + | 1.49489i | −0.951057 | − | 0.309017i | −3.82477 | − | 1.05125i |
142.15 | −1.49489 | − | 0.761685i | 0.156434 | − | 0.987688i | 0.478963 | + | 0.659236i | 0.564835 | − | 2.16355i | −0.986159 | + | 1.35733i | −0.965903 | + | 0.965903i | 0.311050 | + | 1.96389i | −0.951057 | − | 0.309017i | −2.49231 | + | 2.80405i |
142.16 | −1.44115 | − | 0.734301i | −0.156434 | + | 0.987688i | 0.362134 | + | 0.498434i | 0.255005 | − | 2.22148i | 0.950705 | − | 1.30853i | 0.650324 | − | 0.650324i | 0.350158 | + | 2.21081i | −0.951057 | − | 0.309017i | −1.99873 | + | 3.01423i |
142.17 | −1.15602 | − | 0.589023i | −0.156434 | + | 0.987688i | −0.186129 | − | 0.256185i | −1.91670 | + | 1.15164i | 0.762613 | − | 1.04965i | −2.05829 | + | 2.05829i | 0.470198 | + | 2.96871i | −0.951057 | − | 0.309017i | 2.89409 | − | 0.202338i |
142.18 | −1.15286 | − | 0.587412i | 0.156434 | − | 0.987688i | −0.191536 | − | 0.263627i | 1.57650 | + | 1.58576i | −0.760527 | + | 1.04678i | −1.06566 | + | 1.06566i | 0.470773 | + | 2.97235i | −0.951057 | − | 0.309017i | −0.885994 | − | 2.75422i |
142.19 | −1.13108 | − | 0.576312i | −0.156434 | + | 0.987688i | −0.228374 | − | 0.314330i | −1.84508 | + | 1.26320i | 0.746156 | − | 1.02700i | 2.95742 | − | 2.95742i | 0.474323 | + | 2.99476i | −0.951057 | − | 0.309017i | 2.81492 | − | 0.365429i |
142.20 | −1.10854 | − | 0.564831i | −0.156434 | + | 0.987688i | −0.265737 | − | 0.365756i | 2.23603 | − | 0.0121541i | 0.731291 | − | 1.00654i | −1.46196 | + | 1.46196i | 0.477246 | + | 3.01321i | −0.951057 | − | 0.309017i | −2.48561 | − | 1.24951i |
See next 80 embeddings (of 480 total) |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
11.b | odd | 2 | 1 | inner |
25.f | odd | 20 | 1 | inner |
275.bo | even | 20 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 825.2.cz.a | ✓ | 480 |
11.b | odd | 2 | 1 | inner | 825.2.cz.a | ✓ | 480 |
25.f | odd | 20 | 1 | inner | 825.2.cz.a | ✓ | 480 |
275.bo | even | 20 | 1 | inner | 825.2.cz.a | ✓ | 480 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
825.2.cz.a | ✓ | 480 | 1.a | even | 1 | 1 | trivial |
825.2.cz.a | ✓ | 480 | 11.b | odd | 2 | 1 | inner |
825.2.cz.a | ✓ | 480 | 25.f | odd | 20 | 1 | inner |
825.2.cz.a | ✓ | 480 | 275.bo | even | 20 | 1 | inner |
Hecke kernels
This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(825, [\chi])\).