Properties

Label 21.22.e.b
Level $21$
Weight $22$
Character orbit 21.e
Analytic conductor $58.690$
Analytic rank $0$
Dimension $30$
CM no
Inner twists $2$

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Show commands: Magma / PariGP / SageMath

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.

\(\operatorname{Tr}(f)(q) = \) \( 30 q - 1311 q^{2} - 885735 q^{3} - 18627957 q^{4} + 15225465 q^{5} + 154826478 q^{6} - 771749103 q^{7} + 3249361014 q^{8} - 52301766015 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 30 q - 1311 q^{2} - 885735 q^{3} - 18627957 q^{4} + 15225465 q^{5} + 154826478 q^{6} - 771749103 q^{7} + 3249361014 q^{8} - 52301766015 q^{9} - 27574936863 q^{10} + 39345151443 q^{11} - 1099962232893 q^{12} + 477714014160 q^{13} - 2641257790602 q^{14} - 1798096965570 q^{15} - 28597574128041 q^{16} + 7330703131140 q^{17} - 4571174349711 q^{18} - 81719308342248 q^{19} - 183137340530562 q^{20} + 4328466662187 q^{21} + 665164409560998 q^{22} - 196407816878220 q^{23} - 95935759257843 q^{24} - 20\!\cdots\!04 q^{25}+ \cdots - 27\!\cdots\!86 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
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
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 4.15
Significant digits:
Format:

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