Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [5,25,Mod(2,5)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(5, base_ring=CyclotomicField(4))
chi = DirichletCharacter(H, H._module([1]))
N = Newforms(chi, 25, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("5.2");
S:= CuspForms(chi, 25);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 5 \) |
Weight: | \( k \) | \(=\) | \( 25 \) |
Character orbit: | \([\chi]\) | \(=\) | 5.c (of order \(4\), 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: | \(18.2483576129\) |
Analytic rank: | \(0\) |
Dimension: | \(22\) |
Relative dimension: | \(11\) over \(\Q(i)\) |
Twist minimal: | yes |
Sato-Tate group: | $\mathrm{SU}(2)[C_{4}]$ |
$q$-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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2.1 | −5471.99 | − | 5471.99i | 297236. | − | 297236.i | 4.31081e7i | −2.31171e8 | + | 7.85158e7i | −3.25294e9 | 5.07083e9 | + | 5.07083e9i | 1.44082e11 | − | 1.44082e11i | 1.05731e11i | 1.69460e12 | + | 8.35326e11i | ||||||
2.2 | −4581.98 | − | 4581.98i | −719594. | + | 719594.i | 2.52119e7i | 2.56648e7 | − | 2.42788e8i | 6.59434e9 | 2.82041e8 | + | 2.82041e8i | 3.86475e10 | − | 3.86475e10i | − | 7.53203e11i | −1.23005e12 | + | 9.94854e11i | |||||
2.3 | −3489.17 | − | 3489.17i | 145240. | − | 145240.i | 7.57135e6i | 2.43739e8 | − | 1.40064e7i | −1.01354e9 | −1.00331e9 | − | 1.00331e9i | −3.21208e10 | + | 3.21208e10i | 2.40240e11i | −8.99315e11 | − | 8.01574e11i | ||||||
2.4 | −2131.70 | − | 2131.70i | −273844. | + | 273844.i | − | 7.68892e6i | −1.29596e8 | + | 2.06904e8i | 1.16751e9 | −2.53345e8 | − | 2.53345e8i | −5.21545e10 | + | 5.21545e10i | 1.32449e11i | 7.17319e11 | − | 1.64798e11i | |||||
2.5 | −1612.12 | − | 1612.12i | 590974. | − | 590974.i | − | 1.15794e7i | −1.30653e8 | − | 2.06238e8i | −1.90544e9 | −1.08814e10 | − | 1.08814e10i | −4.57142e10 | + | 4.57142e10i | − | 4.16072e11i | −1.21852e11 | + | 5.43109e11i | ||||
2.6 | 761.183 | + | 761.183i | −196404. | + | 196404.i | − | 1.56184e7i | −9.44904e7 | − | 2.25114e8i | −2.98999e8 | 8.18922e9 | + | 8.18922e9i | 2.46590e10 | − | 2.46590e10i | 2.05281e11i | 9.94283e10 | − | 2.43277e11i | |||||
2.7 | 1287.24 | + | 1287.24i | 508337. | − | 508337.i | − | 1.34632e7i | 1.18556e8 | + | 2.13422e8i | 1.30870e9 | 1.40042e10 | + | 1.40042e10i | 3.89267e10 | − | 3.89267e10i | − | 2.34383e11i | −1.22115e11 | + | 4.27336e11i | ||||
2.8 | 1951.95 | + | 1951.95i | −473102. | + | 473102.i | − | 9.15696e6i | 2.33690e8 | + | 7.06647e7i | −1.84695e9 | −1.38559e10 | − | 1.38559e10i | 5.06223e10 | − | 5.06223e10i | − | 1.65221e11i | 3.18218e11 | + | 5.94087e11i | ||||
2.9 | 3633.41 | + | 3633.41i | 274294. | − | 274294.i | 9.62617e6i | −2.24863e8 | + | 9.50861e7i | 1.99325e9 | −1.65601e10 | − | 1.65601e10i | 2.59827e10 | − | 2.59827e10i | 1.31955e11i | −1.16251e12 | − | 4.71532e11i | ||||||
2.10 | 4742.86 | + | 4742.86i | 208672. | − | 208672.i | 2.82122e7i | 1.76833e8 | − | 1.68329e8i | 1.97940e9 | 3.43548e9 | + | 3.43548e9i | −5.42347e10 | + | 5.42347e10i | 1.95342e11i | 1.63706e12 | + | 4.03332e10i | ||||||
2.11 | 4909.30 | + | 4909.30i | −579090. | + | 579090.i | 3.14253e7i | −1.94400e8 | + | 1.47693e8i | −5.68586e9 | 1.62002e10 | + | 1.62002e10i | −7.19120e10 | + | 7.19120e10i | − | 3.88262e11i | −1.67944e12 | − | 2.29300e11i | |||||
3.1 | −5471.99 | + | 5471.99i | 297236. | + | 297236.i | − | 4.31081e7i | −2.31171e8 | − | 7.85158e7i | −3.25294e9 | 5.07083e9 | − | 5.07083e9i | 1.44082e11 | + | 1.44082e11i | − | 1.05731e11i | 1.69460e12 | − | 8.35326e11i | ||||
3.2 | −4581.98 | + | 4581.98i | −719594. | − | 719594.i | − | 2.52119e7i | 2.56648e7 | + | 2.42788e8i | 6.59434e9 | 2.82041e8 | − | 2.82041e8i | 3.86475e10 | + | 3.86475e10i | 7.53203e11i | −1.23005e12 | − | 9.94854e11i | |||||
3.3 | −3489.17 | + | 3489.17i | 145240. | + | 145240.i | − | 7.57135e6i | 2.43739e8 | + | 1.40064e7i | −1.01354e9 | −1.00331e9 | + | 1.00331e9i | −3.21208e10 | − | 3.21208e10i | − | 2.40240e11i | −8.99315e11 | + | 8.01574e11i | ||||
3.4 | −2131.70 | + | 2131.70i | −273844. | − | 273844.i | 7.68892e6i | −1.29596e8 | − | 2.06904e8i | 1.16751e9 | −2.53345e8 | + | 2.53345e8i | −5.21545e10 | − | 5.21545e10i | − | 1.32449e11i | 7.17319e11 | + | 1.64798e11i | |||||
3.5 | −1612.12 | + | 1612.12i | 590974. | + | 590974.i | 1.15794e7i | −1.30653e8 | + | 2.06238e8i | −1.90544e9 | −1.08814e10 | + | 1.08814e10i | −4.57142e10 | − | 4.57142e10i | 4.16072e11i | −1.21852e11 | − | 5.43109e11i | ||||||
3.6 | 761.183 | − | 761.183i | −196404. | − | 196404.i | 1.56184e7i | −9.44904e7 | + | 2.25114e8i | −2.98999e8 | 8.18922e9 | − | 8.18922e9i | 2.46590e10 | + | 2.46590e10i | − | 2.05281e11i | 9.94283e10 | + | 2.43277e11i | |||||
3.7 | 1287.24 | − | 1287.24i | 508337. | + | 508337.i | 1.34632e7i | 1.18556e8 | − | 2.13422e8i | 1.30870e9 | 1.40042e10 | − | 1.40042e10i | 3.89267e10 | + | 3.89267e10i | 2.34383e11i | −1.22115e11 | − | 4.27336e11i | ||||||
3.8 | 1951.95 | − | 1951.95i | −473102. | − | 473102.i | 9.15696e6i | 2.33690e8 | − | 7.06647e7i | −1.84695e9 | −1.38559e10 | + | 1.38559e10i | 5.06223e10 | + | 5.06223e10i | 1.65221e11i | 3.18218e11 | − | 5.94087e11i | ||||||
3.9 | 3633.41 | − | 3633.41i | 274294. | + | 274294.i | − | 9.62617e6i | −2.24863e8 | − | 9.50861e7i | 1.99325e9 | −1.65601e10 | + | 1.65601e10i | 2.59827e10 | + | 2.59827e10i | − | 1.31955e11i | −1.16251e12 | + | 4.71532e11i | ||||
See all 22 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
5.c | odd | 4 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 5.25.c.a | ✓ | 22 |
5.b | even | 2 | 1 | 25.25.c.b | 22 | ||
5.c | odd | 4 | 1 | inner | 5.25.c.a | ✓ | 22 |
5.c | odd | 4 | 1 | 25.25.c.b | 22 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
5.25.c.a | ✓ | 22 | 1.a | even | 1 | 1 | trivial |
5.25.c.a | ✓ | 22 | 5.c | odd | 4 | 1 | inner |
25.25.c.b | 22 | 5.b | even | 2 | 1 | ||
25.25.c.b | 22 | 5.c | odd | 4 | 1 |
Hecke kernels
This newform subspace is the entire newspace \(S_{25}^{\mathrm{new}}(5, [\chi])\).