Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [21,22,Mod(4,21)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(21, base_ring=CyclotomicField(6))
chi = DirichletCharacter(H, H._module([0, 4]))
N = Newforms(chi, 22, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("21.4");
S:= CuspForms(chi, 22);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 21 = 3 \cdot 7 \) |
Weight: | \( k \) | \(=\) | \( 22 \) |
Character orbit: | \([\chi]\) | \(=\) | 21.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: | \(58.6902423003\) |
Analytic rank: | \(0\) |
Dimension: | \(30\) |
Relative dimension: | \(15\) over \(\Q(\zeta_{3})\) |
Twist minimal: | yes |
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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
4.1 | −1433.07 | − | 2482.15i | −29524.5 | + | 51137.9i | −3.05881e6 | + | 5.29802e6i | 8.93257e6 | + | 1.54717e7i | 1.69243e8 | −7.41769e8 | + | 9.12359e7i | 1.15233e10 | −1.74339e9 | − | 3.01964e9i | 2.56020e10 | − | 4.43440e10i | ||||
4.2 | −1250.05 | − | 2165.14i | −29524.5 | + | 51137.9i | −2.07666e6 | + | 3.59688e6i | −1.55907e7 | − | 2.70039e7i | 1.47628e8 | 5.57824e8 | + | 4.97371e8i | 5.14061e9 | −1.74339e9 | − | 3.01964e9i | −3.89782e10 | + | 6.75123e10i | ||||
4.3 | −1093.39 | − | 1893.81i | −29524.5 | + | 51137.9i | −1.34245e6 | + | 2.32519e6i | −5.93104e6 | − | 1.02729e7i | 1.29128e8 | 1.46994e7 | − | 7.47215e8i | 1.28526e9 | −1.74339e9 | − | 3.01964e9i | −1.29699e10 | + | 2.24646e10i | ||||
4.4 | −890.974 | − | 1543.21i | −29524.5 | + | 51137.9i | −539094. | + | 933738.i | 1.39071e7 | + | 2.40879e7i | 1.05222e8 | 2.87280e8 | − | 6.89939e8i | −1.81574e9 | −1.74339e9 | − | 3.01964e9i | 2.47818e10 | − | 4.29233e10i | ||||
4.5 | −773.092 | − | 1339.03i | −29524.5 | + | 51137.9i | −146766. | + | 254207.i | 1.49130e7 | + | 2.58301e7i | 9.13006e7 | −3.13405e8 | + | 6.78471e8i | −2.78873e9 | −1.74339e9 | − | 3.01964e9i | 2.30582e10 | − | 3.99380e10i | ||||
4.6 | −547.151 | − | 947.694i | −29524.5 | + | 51137.9i | 449827. | − | 779123.i | −1.24348e7 | − | 2.15378e7i | 6.46175e7 | −7.07061e8 | + | 2.42097e8i | −3.27941e9 | −1.74339e9 | − | 3.01964e9i | −1.36075e10 | + | 2.35689e10i | ||||
4.7 | −401.632 | − | 695.647i | −29524.5 | + | 51137.9i | 725959. | − | 1.25740e6i | −8.65528e6 | − | 1.49914e7i | 4.74320e7 | 7.45493e8 | − | 5.27847e7i | −2.85084e9 | −1.74339e9 | − | 3.01964e9i | −6.95248e9 | + | 1.20421e10i | ||||
4.8 | −16.4448 | − | 28.4832i | −29524.5 | + | 51137.9i | 1.04804e6 | − | 1.81525e6i | 6.49673e6 | + | 1.12527e7i | 1.94210e6 | 6.29530e8 | + | 4.02788e8i | −1.37913e8 | −1.74339e9 | − | 3.01964e9i | 2.13675e8 | − | 3.70096e8i | ||||
4.9 | 295.896 | + | 512.508i | −29524.5 | + | 51137.9i | 873467. | − | 1.51289e6i | 1.68562e7 | + | 2.91957e7i | −3.49448e7 | −1.57336e8 | − | 7.30610e8i | 2.27490e9 | −1.74339e9 | − | 3.01964e9i | −9.97536e9 | + | 1.72778e10i | ||||
4.10 | 433.225 | + | 750.369i | −29524.5 | + | 51137.9i | 673207. | − | 1.16603e6i | −1.89915e7 | − | 3.28942e7i | −5.11631e7 | 1.06042e8 | − | 7.39798e8i | 2.98368e9 | −1.74339e9 | − | 3.01964e9i | 1.64552e10 | − | 2.85012e10i | ||||
4.11 | 460.926 | + | 798.348i | −29524.5 | + | 51137.9i | 623670. | − | 1.08023e6i | 2.15410e6 | + | 3.73101e6i | −5.44345e7 | −1.41722e8 | + | 7.33799e8i | 3.08313e9 | −1.74339e9 | − | 3.01964e9i | −1.98576e9 | + | 3.43944e9i | ||||
4.12 | 863.711 | + | 1495.99i | −29524.5 | + | 51137.9i | −443419. | + | 768024.i | −989819. | − | 1.71442e6i | −1.02003e8 | −7.41689e8 | + | 9.18894e7i | 2.09073e9 | −1.74339e9 | − | 3.01964e9i | 1.70984e9 | − | 2.96152e9i | ||||
4.13 | 1030.06 | + | 1784.11i | −29524.5 | + | 51137.9i | −1.07345e6 | + | 1.85928e6i | 2.46274e6 | + | 4.26559e6i | −1.21648e8 | 6.83102e8 | − | 3.03180e8i | −1.02499e8 | −1.74339e9 | − | 3.01964e9i | −5.07352e9 | + | 8.78759e9i | ||||
4.14 | 1273.11 | + | 2205.10i | −29524.5 | + | 51137.9i | −2.19305e6 | + | 3.79848e6i | −1.48466e7 | − | 2.57151e7i | −1.50352e8 | 1.39979e8 | + | 7.34133e8i | −5.82819e9 | −1.74339e9 | − | 3.01964e9i | 3.78028e10 | − | 6.54764e10i | ||||
4.15 | 1393.38 | + | 2413.41i | −29524.5 | + | 51137.9i | −2.83444e6 | + | 4.90939e6i | 1.93301e7 | + | 3.34807e7i | −1.64555e8 | −7.46842e8 | − | 2.77956e7i | −9.95355e9 | −1.74339e9 | − | 3.01964e9i | −5.38683e10 | + | 9.33026e10i | ||||
16.1 | −1433.07 | + | 2482.15i | −29524.5 | − | 51137.9i | −3.05881e6 | − | 5.29802e6i | 8.93257e6 | − | 1.54717e7i | 1.69243e8 | −7.41769e8 | − | 9.12359e7i | 1.15233e10 | −1.74339e9 | + | 3.01964e9i | 2.56020e10 | + | 4.43440e10i | ||||
16.2 | −1250.05 | + | 2165.14i | −29524.5 | − | 51137.9i | −2.07666e6 | − | 3.59688e6i | −1.55907e7 | + | 2.70039e7i | 1.47628e8 | 5.57824e8 | − | 4.97371e8i | 5.14061e9 | −1.74339e9 | + | 3.01964e9i | −3.89782e10 | − | 6.75123e10i | ||||
16.3 | −1093.39 | + | 1893.81i | −29524.5 | − | 51137.9i | −1.34245e6 | − | 2.32519e6i | −5.93104e6 | + | 1.02729e7i | 1.29128e8 | 1.46994e7 | + | 7.47215e8i | 1.28526e9 | −1.74339e9 | + | 3.01964e9i | −1.29699e10 | − | 2.24646e10i | ||||
16.4 | −890.974 | + | 1543.21i | −29524.5 | − | 51137.9i | −539094. | − | 933738.i | 1.39071e7 | − | 2.40879e7i | 1.05222e8 | 2.87280e8 | + | 6.89939e8i | −1.81574e9 | −1.74339e9 | + | 3.01964e9i | 2.47818e10 | + | 4.29233e10i | ||||
16.5 | −773.092 | + | 1339.03i | −29524.5 | − | 51137.9i | −146766. | − | 254207.i | 1.49130e7 | − | 2.58301e7i | 9.13006e7 | −3.13405e8 | − | 6.78471e8i | −2.78873e9 | −1.74339e9 | + | 3.01964e9i | 2.30582e10 | + | 3.99380e10i | ||||
See all 30 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
7.c | even | 3 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 21.22.e.b | ✓ | 30 |
7.c | even | 3 | 1 | inner | 21.22.e.b | ✓ | 30 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
21.22.e.b | ✓ | 30 | 1.a | even | 1 | 1 | trivial |
21.22.e.b | ✓ | 30 | 7.c | even | 3 | 1 | inner |