Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [28,11,Mod(11,28)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(28, base_ring=CyclotomicField(6))
chi = DirichletCharacter(H, H._module([3, 4]))
N = Newforms(chi, 11, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("28.11");
S:= CuspForms(chi, 11);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 28 = 2^{2} \cdot 7 \) |
Weight: | \( k \) | \(=\) | \( 11 \) |
Character orbit: | \([\chi]\) | \(=\) | 28.g (of order \(6\), 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: | \(17.7900030749\) |
Analytic rank: | \(0\) |
Dimension: | \(76\) |
Relative dimension: | \(38\) over \(\Q(\zeta_{6})\) |
Twist minimal: | yes |
Sato-Tate group: | $\mathrm{SU}(2)[C_{6}]$ |
$q$-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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
11.1 | −31.9896 | − | 0.816280i | −323.192 | − | 186.595i | 1022.67 | + | 52.2249i | −1774.27 | − | 3073.13i | 10186.4 | + | 6232.90i | 16496.3 | + | 3216.50i | −32672.1 | − | 2505.44i | 40110.7 | + | 69473.7i | 54249.6 | + | 99756.3i |
11.2 | −31.9820 | + | 1.07380i | −208.922 | − | 120.621i | 1021.69 | − | 68.6844i | 1157.08 | + | 2004.13i | 6811.27 | + | 3633.37i | −12853.9 | − | 10828.4i | −32602.0 | + | 3293.75i | −425.502 | − | 736.991i | −39157.8 | − | 62853.5i |
11.3 | −31.9441 | + | 1.89102i | 223.594 | + | 129.092i | 1016.85 | − | 120.814i | −1508.25 | − | 2612.36i | −7386.60 | − | 3700.90i | −3730.18 | + | 16387.8i | −32253.8 | + | 5782.17i | 3804.87 | + | 6590.23i | 53119.6 | + | 80597.4i |
11.4 | −29.2372 | − | 13.0071i | 242.493 | + | 140.003i | 685.633 | + | 760.581i | −144.627 | − | 250.501i | −5268.80 | − | 7247.44i | 858.224 | − | 16785.1i | −10153.1 | − | 31155.4i | 9677.46 | + | 16761.9i | 970.206 | + | 9205.12i |
11.5 | −29.1315 | − | 13.2422i | −44.2451 | − | 25.5449i | 673.291 | + | 771.528i | 2794.40 | + | 4840.04i | 950.657 | + | 1330.06i | −252.403 | + | 16805.1i | −9397.30 | − | 31391.6i | −28219.4 | − | 48877.5i | −17312.6 | − | 178002.i |
11.6 | −28.7595 | + | 14.0317i | 67.6338 | + | 39.0484i | 630.222 | − | 807.091i | 521.080 | + | 902.537i | −2493.03 | − | 173.996i | 16521.4 | − | 3085.27i | −6800.02 | + | 32054.7i | −26474.9 | − | 45855.9i | −27650.2 | − | 18644.9i |
11.7 | −26.5031 | + | 17.9328i | 352.583 | + | 203.564i | 380.832 | − | 950.549i | 2803.34 | + | 4855.53i | −12995.0 | + | 927.705i | −16551.8 | − | 2917.82i | 6952.70 | + | 32021.9i | 53352.2 | + | 92408.7i | −161370. | − | 78415.1i |
11.8 | −25.0505 | − | 19.9116i | −136.173 | − | 78.6198i | 231.059 | + | 997.591i | −2579.74 | − | 4468.24i | 1845.78 | + | 4680.89i | −15396.0 | + | 6740.69i | 14075.4 | − | 29590.9i | −17162.4 | − | 29726.1i | −24345.8 | + | 163298.i |
11.9 | −23.1572 | + | 22.0849i | −63.6476 | − | 36.7470i | 48.5117 | − | 1022.85i | −2024.99 | − | 3507.39i | 2285.45 | − | 554.696i | −13123.5 | − | 10500.0i | 21466.2 | + | 24757.7i | −26823.8 | − | 46460.2i | 124354. | + | 36499.5i |
11.10 | −22.2755 | + | 22.9740i | −324.557 | − | 187.383i | −31.6051 | − | 1023.51i | 1018.69 | + | 1764.43i | 11534.6 | − | 3282.31i | −3581.93 | + | 16420.9i | 24218.1 | + | 22073.1i | 40700.5 | + | 70495.3i | −63227.8 | − | 15900.1i |
11.11 | −21.0677 | − | 24.0864i | −117.708 | − | 67.9587i | −136.306 | + | 1014.89i | 180.327 | + | 312.335i | 842.955 | + | 4266.89i | 16802.0 | − | 409.699i | 27316.6 | − | 18098.2i | −20287.7 | − | 35139.4i | 3723.95 | − | 10923.6i |
11.12 | −16.3053 | − | 27.5343i | 393.912 | + | 227.425i | −492.273 | + | 897.911i | 1045.79 | + | 1811.37i | −160.877 | − | 14554.3i | 5938.56 | + | 15722.9i | 32750.0 | − | 1086.36i | 73920.1 | + | 128033.i | 32822.7 | − | 58330.2i |
11.13 | −15.6927 | − | 27.8880i | −393.912 | − | 227.425i | −531.477 | + | 875.276i | 1045.79 | + | 1811.37i | −160.877 | + | 14554.3i | −5938.56 | − | 15722.9i | 32750.0 | + | 1086.36i | 73920.1 | + | 128033.i | 34104.0 | − | 57590.4i |
11.14 | −13.3831 | + | 29.0670i | 384.560 | + | 222.026i | −665.786 | − | 778.013i | −2244.06 | − | 3886.82i | −11600.2 | + | 8206.63i | 15403.6 | − | 6723.42i | 31524.8 | − | 8940.21i | 69066.5 | + | 119627.i | 143011. | − | 13210.4i |
11.15 | −11.3367 | + | 29.9245i | 100.045 | + | 57.7608i | −766.957 | − | 678.493i | 210.994 | + | 365.453i | −2862.65 | + | 2338.97i | −3014.28 | + | 16534.5i | 28998.4 | − | 15259.0i | −22851.9 | − | 39580.6i | −13328.0 | + | 2170.87i |
11.16 | −10.3256 | − | 30.2883i | 117.708 | + | 67.9587i | −810.766 | + | 625.488i | 180.327 | + | 312.335i | 842.955 | − | 4266.89i | −16802.0 | + | 409.699i | 27316.6 | + | 18098.2i | −20287.7 | − | 35139.4i | 7598.13 | − | 8686.83i |
11.17 | −7.50047 | + | 31.1086i | −91.7870 | − | 52.9933i | −911.486 | − | 466.658i | 2237.92 | + | 3876.18i | 2336.99 | − | 2457.89i | 10924.9 | − | 12771.9i | 21353.6 | − | 24854.9i | −23907.9 | − | 41409.7i | −137368. | + | 40545.1i |
11.18 | −4.71865 | − | 31.6502i | 136.173 | + | 78.6198i | −979.469 | + | 298.692i | −2579.74 | − | 4468.24i | 1845.78 | − | 4680.89i | 15396.0 | − | 6740.69i | 14075.4 | + | 29590.9i | −17162.4 | − | 29726.1i | −129248. | + | 102733.i |
11.19 | −3.57615 | + | 31.7995i | −339.446 | − | 195.979i | −998.422 | − | 227.440i | −1611.22 | − | 2790.72i | 7445.97 | − | 10093.4i | 9933.75 | − | 13557.1i | 10803.0 | − | 30936.0i | 47291.3 | + | 81911.0i | 94505.5 | − | 41256.1i |
11.20 | 3.09772 | − | 31.8497i | 44.2451 | + | 25.5449i | −1004.81 | − | 197.323i | 2794.40 | + | 4840.04i | 950.657 | − | 1330.06i | 252.403 | − | 16805.1i | −9397.30 | + | 31391.6i | −28219.4 | − | 48877.5i | 162810. | − | 74007.7i |
See all 76 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
4.b | odd | 2 | 1 | inner |
7.c | even | 3 | 1 | inner |
28.g | odd | 6 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 28.11.g.a | ✓ | 76 |
4.b | odd | 2 | 1 | inner | 28.11.g.a | ✓ | 76 |
7.c | even | 3 | 1 | inner | 28.11.g.a | ✓ | 76 |
28.g | odd | 6 | 1 | inner | 28.11.g.a | ✓ | 76 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
28.11.g.a | ✓ | 76 | 1.a | even | 1 | 1 | trivial |
28.11.g.a | ✓ | 76 | 4.b | odd | 2 | 1 | inner |
28.11.g.a | ✓ | 76 | 7.c | even | 3 | 1 | inner |
28.11.g.a | ✓ | 76 | 28.g | odd | 6 | 1 | inner |
Hecke kernels
This newform subspace is the entire newspace \(S_{11}^{\mathrm{new}}(28, [\chi])\).