Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [225,4,Mod(76,225)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(225, base_ring=CyclotomicField(6))
chi = DirichletCharacter(H, H._module([2, 0]))
N = Newforms(chi, 4, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("225.76");
S:= CuspForms(chi, 4);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 225 = 3^{2} \cdot 5^{2} \) |
Weight: | \( k \) | \(=\) | \( 4 \) |
Character orbit: | \([\chi]\) | \(=\) | 225.e (of order \(3\), degree \(2\), 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: | \(13.2754297513\) |
Analytic rank: | \(0\) |
Dimension: | \(32\) |
Relative dimension: | \(16\) over \(\Q(\zeta_{3})\) |
Twist minimal: | no (minimal twist has level 45) |
Sato-Tate group: | $\mathrm{SU}(2)[C_{3}]$ |
$q$-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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
76.1 | −2.52718 | − | 4.37720i | 0.559681 | − | 5.16592i | −8.77324 | + | 15.1957i | 0 | −24.0267 | + | 10.6054i | 10.5059 | + | 18.1967i | 48.2513 | −26.3735 | − | 5.78253i | 0 | ||||||
76.2 | −2.51186 | − | 4.35066i | −4.79730 | + | 1.99648i | −8.61884 | + | 14.9283i | 0 | 20.7361 | + | 15.8565i | −2.69099 | − | 4.66092i | 46.4074 | 19.0281 | − | 19.1554i | 0 | ||||||
76.3 | −2.03813 | − | 3.53014i | 4.38850 | + | 2.78227i | −4.30793 | + | 7.46156i | 0 | 0.877481 | − | 21.1627i | 6.67148 | + | 11.5553i | 2.51043 | 11.5179 | + | 24.4200i | 0 | ||||||
76.4 | −1.54370 | − | 2.67377i | 4.77188 | − | 2.05649i | −0.766022 | + | 1.32679i | 0 | −12.8649 | − | 9.58430i | −15.6602 | − | 27.1243i | −19.9692 | 18.5417 | − | 19.6266i | 0 | ||||||
76.5 | −1.33753 | − | 2.31667i | −0.694136 | + | 5.14958i | 0.422017 | − | 0.730954i | 0 | 12.8583 | − | 5.27964i | 7.70766 | + | 13.3501i | −23.6584 | −26.0363 | − | 7.14902i | 0 | ||||||
76.6 | −1.23192 | − | 2.13376i | −4.97325 | − | 1.50557i | 0.964722 | − | 1.67095i | 0 | 2.91415 | + | 12.4665i | −9.62007 | − | 16.6624i | −24.4647 | 22.4665 | + | 14.9752i | 0 | ||||||
76.7 | −0.392666 | − | 0.680118i | −3.69592 | − | 3.65242i | 3.69163 | − | 6.39408i | 0 | −1.03281 | + | 3.94785i | 10.4568 | + | 18.1117i | −12.0810 | 0.319654 | + | 26.9981i | 0 | ||||||
76.8 | −0.236995 | − | 0.410487i | 2.45316 | − | 4.58061i | 3.88767 | − | 6.73364i | 0 | −2.46167 | + | 0.0785933i | 4.10329 | + | 7.10710i | −7.47735 | −14.9641 | − | 22.4739i | 0 | ||||||
76.9 | 0.236995 | + | 0.410487i | −2.45316 | + | 4.58061i | 3.88767 | − | 6.73364i | 0 | −2.46167 | + | 0.0785933i | −4.10329 | − | 7.10710i | 7.47735 | −14.9641 | − | 22.4739i | 0 | ||||||
76.10 | 0.392666 | + | 0.680118i | 3.69592 | + | 3.65242i | 3.69163 | − | 6.39408i | 0 | −1.03281 | + | 3.94785i | −10.4568 | − | 18.1117i | 12.0810 | 0.319654 | + | 26.9981i | 0 | ||||||
76.11 | 1.23192 | + | 2.13376i | 4.97325 | + | 1.50557i | 0.964722 | − | 1.67095i | 0 | 2.91415 | + | 12.4665i | 9.62007 | + | 16.6624i | 24.4647 | 22.4665 | + | 14.9752i | 0 | ||||||
76.12 | 1.33753 | + | 2.31667i | 0.694136 | − | 5.14958i | 0.422017 | − | 0.730954i | 0 | 12.8583 | − | 5.27964i | −7.70766 | − | 13.3501i | 23.6584 | −26.0363 | − | 7.14902i | 0 | ||||||
76.13 | 1.54370 | + | 2.67377i | −4.77188 | + | 2.05649i | −0.766022 | + | 1.32679i | 0 | −12.8649 | − | 9.58430i | 15.6602 | + | 27.1243i | 19.9692 | 18.5417 | − | 19.6266i | 0 | ||||||
76.14 | 2.03813 | + | 3.53014i | −4.38850 | − | 2.78227i | −4.30793 | + | 7.46156i | 0 | 0.877481 | − | 21.1627i | −6.67148 | − | 11.5553i | −2.51043 | 11.5179 | + | 24.4200i | 0 | ||||||
76.15 | 2.51186 | + | 4.35066i | 4.79730 | − | 1.99648i | −8.61884 | + | 14.9283i | 0 | 20.7361 | + | 15.8565i | 2.69099 | + | 4.66092i | −46.4074 | 19.0281 | − | 19.1554i | 0 | ||||||
76.16 | 2.52718 | + | 4.37720i | −0.559681 | + | 5.16592i | −8.77324 | + | 15.1957i | 0 | −24.0267 | + | 10.6054i | −10.5059 | − | 18.1967i | −48.2513 | −26.3735 | − | 5.78253i | 0 | ||||||
151.1 | −2.52718 | + | 4.37720i | 0.559681 | + | 5.16592i | −8.77324 | − | 15.1957i | 0 | −24.0267 | − | 10.6054i | 10.5059 | − | 18.1967i | 48.2513 | −26.3735 | + | 5.78253i | 0 | ||||||
151.2 | −2.51186 | + | 4.35066i | −4.79730 | − | 1.99648i | −8.61884 | − | 14.9283i | 0 | 20.7361 | − | 15.8565i | −2.69099 | + | 4.66092i | 46.4074 | 19.0281 | + | 19.1554i | 0 | ||||||
151.3 | −2.03813 | + | 3.53014i | 4.38850 | − | 2.78227i | −4.30793 | − | 7.46156i | 0 | 0.877481 | + | 21.1627i | 6.67148 | − | 11.5553i | 2.51043 | 11.5179 | − | 24.4200i | 0 | ||||||
151.4 | −1.54370 | + | 2.67377i | 4.77188 | + | 2.05649i | −0.766022 | − | 1.32679i | 0 | −12.8649 | + | 9.58430i | −15.6602 | + | 27.1243i | −19.9692 | 18.5417 | + | 19.6266i | 0 | ||||||
See all 32 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
5.b | even | 2 | 1 | inner |
9.c | even | 3 | 1 | inner |
45.j | even | 6 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 225.4.e.g | 32 | |
5.b | even | 2 | 1 | inner | 225.4.e.g | 32 | |
5.c | odd | 4 | 2 | 45.4.j.a | ✓ | 32 | |
9.c | even | 3 | 1 | inner | 225.4.e.g | 32 | |
9.c | even | 3 | 1 | 2025.4.a.bk | 16 | ||
9.d | odd | 6 | 1 | 2025.4.a.bl | 16 | ||
15.e | even | 4 | 2 | 135.4.j.a | 32 | ||
45.h | odd | 6 | 1 | 2025.4.a.bl | 16 | ||
45.j | even | 6 | 1 | inner | 225.4.e.g | 32 | |
45.j | even | 6 | 1 | 2025.4.a.bk | 16 | ||
45.k | odd | 12 | 2 | 45.4.j.a | ✓ | 32 | |
45.k | odd | 12 | 2 | 405.4.b.e | 16 | ||
45.l | even | 12 | 2 | 135.4.j.a | 32 | ||
45.l | even | 12 | 2 | 405.4.b.f | 16 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
45.4.j.a | ✓ | 32 | 5.c | odd | 4 | 2 | |
45.4.j.a | ✓ | 32 | 45.k | odd | 12 | 2 | |
135.4.j.a | 32 | 15.e | even | 4 | 2 | ||
135.4.j.a | 32 | 45.l | even | 12 | 2 | ||
225.4.e.g | 32 | 1.a | even | 1 | 1 | trivial | |
225.4.e.g | 32 | 5.b | even | 2 | 1 | inner | |
225.4.e.g | 32 | 9.c | even | 3 | 1 | inner | |
225.4.e.g | 32 | 45.j | even | 6 | 1 | inner | |
405.4.b.e | 16 | 45.k | odd | 12 | 2 | ||
405.4.b.f | 16 | 45.l | even | 12 | 2 | ||
2025.4.a.bk | 16 | 9.c | even | 3 | 1 | ||
2025.4.a.bk | 16 | 45.j | even | 6 | 1 | ||
2025.4.a.bl | 16 | 9.d | odd | 6 | 1 | ||
2025.4.a.bl | 16 | 45.h | odd | 6 | 1 |
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{32} + 91 T_{2}^{30} + 5013 T_{2}^{28} + 179132 T_{2}^{26} + 4727201 T_{2}^{24} + \cdots + 377801998336 \) acting on \(S_{4}^{\mathrm{new}}(225, [\chi])\).