Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [138,4,Mod(13,138)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(138, base_ring=CyclotomicField(22))
chi = DirichletCharacter(H, H._module([0, 14]))
N = Newforms(chi, 4, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("138.13");
S:= CuspForms(chi, 4);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 138 = 2 \cdot 3 \cdot 23 \) |
Weight: | \( k \) | \(=\) | \( 4 \) |
Character orbit: | \([\chi]\) | \(=\) | 138.e (of order \(11\), degree \(10\), 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: | \(8.14226358079\) |
Analytic rank: | \(0\) |
Dimension: | \(30\) |
Relative dimension: | \(3\) over \(\Q(\zeta_{11})\) |
Twist minimal: | yes |
Sato-Tate group: | $\mathrm{SU}(2)[C_{11}]$ |
$q$-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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
13.1 | −1.30972 | − | 1.51150i | 2.52376 | + | 1.62192i | −0.569259 | + | 3.95929i | −2.73603 | + | 5.99106i | −0.853889 | − | 5.93893i | −4.46365 | − | 1.31065i | 6.73003 | − | 4.32513i | 3.73874 | + | 8.18669i | 12.6389 | − | 3.71112i |
13.2 | −1.30972 | − | 1.51150i | 2.52376 | + | 1.62192i | −0.569259 | + | 3.95929i | 0.452038 | − | 0.989824i | −0.853889 | − | 5.93893i | 6.64594 | + | 1.95142i | 6.73003 | − | 4.32513i | 3.73874 | + | 8.18669i | −2.08816 | + | 0.613140i |
13.3 | −1.30972 | − | 1.51150i | 2.52376 | + | 1.62192i | −0.569259 | + | 3.95929i | 7.75778 | − | 16.9872i | −0.853889 | − | 5.93893i | −16.8919 | − | 4.95990i | 6.73003 | − | 4.32513i | 3.73874 | + | 8.18669i | −35.8366 | + | 10.5226i |
25.1 | 1.68251 | + | 1.08128i | −0.426945 | − | 2.96946i | 1.66166 | + | 3.63853i | −10.4597 | − | 3.07126i | 2.49249 | − | 5.45779i | 11.4417 | − | 13.2044i | −1.13852 | + | 7.91857i | −8.63544 | + | 2.53559i | −14.2777 | − | 16.4773i |
25.2 | 1.68251 | + | 1.08128i | −0.426945 | − | 2.96946i | 1.66166 | + | 3.63853i | −10.3127 | − | 3.02807i | 2.49249 | − | 5.45779i | −14.8488 | + | 17.1364i | −1.13852 | + | 7.91857i | −8.63544 | + | 2.53559i | −14.0769 | − | 16.2456i |
25.3 | 1.68251 | + | 1.08128i | −0.426945 | − | 2.96946i | 1.66166 | + | 3.63853i | 15.5804 | + | 4.57481i | 2.49249 | − | 5.45779i | −6.98605 | + | 8.06233i | −1.13852 | + | 7.91857i | −8.63544 | + | 2.53559i | 21.2674 | + | 24.5439i |
31.1 | −0.284630 | + | 1.97964i | 1.24625 | + | 2.72890i | −3.83797 | − | 1.12693i | −13.9794 | − | 16.1331i | −5.75696 | + | 1.69040i | 18.5923 | + | 11.9485i | 3.32332 | − | 7.27706i | −5.89375 | + | 6.80175i | 35.9168 | − | 23.0823i |
31.2 | −0.284630 | + | 1.97964i | 1.24625 | + | 2.72890i | −3.83797 | − | 1.12693i | −1.58076 | − | 1.82430i | −5.75696 | + | 1.69040i | −19.6617 | − | 12.6358i | 3.32332 | − | 7.27706i | −5.89375 | + | 6.80175i | 4.06139 | − | 2.61010i |
31.3 | −0.284630 | + | 1.97964i | 1.24625 | + | 2.72890i | −3.83797 | − | 1.12693i | 3.37498 | + | 3.89494i | −5.75696 | + | 1.69040i | 15.9890 | + | 10.2755i | 3.32332 | − | 7.27706i | −5.89375 | + | 6.80175i | −8.67120 | + | 5.57264i |
49.1 | −0.284630 | − | 1.97964i | 1.24625 | − | 2.72890i | −3.83797 | + | 1.12693i | −13.9794 | + | 16.1331i | −5.75696 | − | 1.69040i | 18.5923 | − | 11.9485i | 3.32332 | + | 7.27706i | −5.89375 | − | 6.80175i | 35.9168 | + | 23.0823i |
49.2 | −0.284630 | − | 1.97964i | 1.24625 | − | 2.72890i | −3.83797 | + | 1.12693i | −1.58076 | + | 1.82430i | −5.75696 | − | 1.69040i | −19.6617 | + | 12.6358i | 3.32332 | + | 7.27706i | −5.89375 | − | 6.80175i | 4.06139 | + | 2.61010i |
49.3 | −0.284630 | − | 1.97964i | 1.24625 | − | 2.72890i | −3.83797 | + | 1.12693i | 3.37498 | − | 3.89494i | −5.75696 | − | 1.69040i | 15.9890 | − | 10.2755i | 3.32332 | + | 7.27706i | −5.89375 | − | 6.80175i | −8.67120 | − | 5.57264i |
55.1 | −1.91899 | + | 0.563465i | −1.96458 | − | 2.26725i | 3.36501 | − | 2.16256i | −2.21950 | − | 15.4369i | 5.04752 | + | 3.24384i | 4.21769 | − | 9.23545i | −5.23889 | + | 6.04600i | −1.28083 | + | 8.90839i | 12.9574 | + | 28.3727i |
55.2 | −1.91899 | + | 0.563465i | −1.96458 | − | 2.26725i | 3.36501 | − | 2.16256i | −0.141588 | − | 0.984766i | 5.04752 | + | 3.24384i | −6.60477 | + | 14.4624i | −5.23889 | + | 6.04600i | −1.28083 | + | 8.90839i | 0.826586 | + | 1.80997i |
55.3 | −1.91899 | + | 0.563465i | −1.96458 | − | 2.26725i | 3.36501 | − | 2.16256i | 1.68648 | + | 11.7297i | 5.04752 | + | 3.24384i | 8.69247 | − | 19.0339i | −5.23889 | + | 6.04600i | −1.28083 | + | 8.90839i | −9.84560 | − | 21.5588i |
73.1 | 0.830830 | + | 1.81926i | −2.87848 | + | 0.845198i | −2.61944 | + | 3.02300i | −10.0675 | − | 6.46998i | −3.92916 | − | 4.53450i | 2.57211 | + | 17.8894i | −7.67594 | − | 2.25386i | 7.57128 | − | 4.86577i | 3.40623 | − | 23.6909i |
73.2 | 0.830830 | + | 1.81926i | −2.87848 | + | 0.845198i | −2.61944 | + | 3.02300i | 0.656703 | + | 0.422037i | −3.92916 | − | 4.53450i | −4.63598 | − | 32.2439i | −7.67594 | − | 2.25386i | 7.57128 | − | 4.86577i | −0.222189 | + | 1.54536i |
73.3 | 0.830830 | + | 1.81926i | −2.87848 | + | 0.845198i | −2.61944 | + | 3.02300i | 11.9888 | + | 7.70474i | −3.92916 | − | 4.53450i | 0.941694 | + | 6.54963i | −7.67594 | − | 2.25386i | 7.57128 | − | 4.86577i | −4.05629 | + | 28.2122i |
85.1 | −1.30972 | + | 1.51150i | 2.52376 | − | 1.62192i | −0.569259 | − | 3.95929i | −2.73603 | − | 5.99106i | −0.853889 | + | 5.93893i | −4.46365 | + | 1.31065i | 6.73003 | + | 4.32513i | 3.73874 | − | 8.18669i | 12.6389 | + | 3.71112i |
85.2 | −1.30972 | + | 1.51150i | 2.52376 | − | 1.62192i | −0.569259 | − | 3.95929i | 0.452038 | + | 0.989824i | −0.853889 | + | 5.93893i | 6.64594 | − | 1.95142i | 6.73003 | + | 4.32513i | 3.73874 | − | 8.18669i | −2.08816 | − | 0.613140i |
See all 30 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
23.c | even | 11 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 138.4.e.a | ✓ | 30 |
23.c | even | 11 | 1 | inner | 138.4.e.a | ✓ | 30 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
138.4.e.a | ✓ | 30 | 1.a | even | 1 | 1 | trivial |
138.4.e.a | ✓ | 30 | 23.c | even | 11 | 1 | inner |
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{30} + 20 T_{5}^{29} + 333 T_{5}^{28} + 1351 T_{5}^{27} + 64930 T_{5}^{26} - 217335 T_{5}^{25} + \cdots + 27\!\cdots\!41 \) acting on \(S_{4}^{\mathrm{new}}(138, [\chi])\).