Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [6561,2,Mod(1,6561)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(6561, base_ring=CyclotomicField(2))
chi = DirichletCharacter(H, H._module([0]))
N = Newforms(chi, 2, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("6561.1");
S:= CuspForms(chi, 2);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 6561 = 3^{8} \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 6561.a (trivial) |
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: | yes |
Analytic conductor: | \(52.3898487662\) |
Analytic rank: | \(1\) |
Dimension: | \(72\) |
Twist minimal: | no (minimal twist has level 81) |
Fricke sign: | \(+1\) |
Sato-Tate group: | $\mathrm{SU}(2)$ |
$q$-expansion
The algebraic \(q\)-expansion of this newform has not been computed, 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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1.1 | −2.76978 | 0 | 5.67166 | −1.02650 | 0 | 1.57628 | −10.1697 | 0 | 2.84319 | ||||||||||||||||||
1.2 | −2.66973 | 0 | 5.12748 | −2.53528 | 0 | 0.510929 | −8.34954 | 0 | 6.76852 | ||||||||||||||||||
1.3 | −2.66924 | 0 | 5.12486 | 1.81561 | 0 | −2.58238 | −8.34102 | 0 | −4.84630 | ||||||||||||||||||
1.4 | −2.65582 | 0 | 5.05340 | −2.84817 | 0 | 1.91288 | −8.10929 | 0 | 7.56425 | ||||||||||||||||||
1.5 | −2.63231 | 0 | 4.92907 | 1.23074 | 0 | 3.78872 | −7.71023 | 0 | −3.23969 | ||||||||||||||||||
1.6 | −2.49505 | 0 | 4.22529 | −1.40756 | 0 | −3.19016 | −5.55222 | 0 | 3.51194 | ||||||||||||||||||
1.7 | −2.45262 | 0 | 4.01536 | −3.99887 | 0 | −1.31658 | −4.94293 | 0 | 9.80772 | ||||||||||||||||||
1.8 | −2.43593 | 0 | 3.93374 | 2.95122 | 0 | 2.28987 | −4.71046 | 0 | −7.18896 | ||||||||||||||||||
1.9 | −2.38302 | 0 | 3.67881 | 1.07976 | 0 | 3.12254 | −4.00064 | 0 | −2.57310 | ||||||||||||||||||
1.10 | −2.36209 | 0 | 3.57945 | −2.65977 | 0 | 4.59390 | −3.73079 | 0 | 6.28260 | ||||||||||||||||||
1.11 | −2.22247 | 0 | 2.93935 | −2.94555 | 0 | 2.95569 | −2.08768 | 0 | 6.54639 | ||||||||||||||||||
1.12 | −2.11576 | 0 | 2.47642 | 3.89294 | 0 | −3.33519 | −1.00799 | 0 | −8.23651 | ||||||||||||||||||
1.13 | −2.04685 | 0 | 2.18960 | 0.0207958 | 0 | −1.50444 | −0.388080 | 0 | −0.0425659 | ||||||||||||||||||
1.14 | −2.01939 | 0 | 2.07795 | −2.76814 | 0 | −0.611277 | −0.157420 | 0 | 5.58998 | ||||||||||||||||||
1.15 | −1.91259 | 0 | 1.65799 | 2.48473 | 0 | −4.55307 | 0.654119 | 0 | −4.75227 | ||||||||||||||||||
1.16 | −1.73329 | 0 | 1.00429 | 1.91493 | 0 | 4.47719 | 1.72585 | 0 | −3.31913 | ||||||||||||||||||
1.17 | −1.73145 | 0 | 0.997916 | −1.37705 | 0 | 3.28825 | 1.73506 | 0 | 2.38429 | ||||||||||||||||||
1.18 | −1.71009 | 0 | 0.924414 | 1.37341 | 0 | −0.310223 | 1.83935 | 0 | −2.34865 | ||||||||||||||||||
1.19 | −1.55207 | 0 | 0.408920 | 3.09765 | 0 | 1.06604 | 2.46947 | 0 | −4.80776 | ||||||||||||||||||
1.20 | −1.50881 | 0 | 0.276511 | −2.79694 | 0 | −3.90283 | 2.60042 | 0 | 4.22006 | ||||||||||||||||||
See all 72 embeddings |
Atkin-Lehner signs
\( p \) | Sign |
---|---|
\(3\) | \( +1 \) |
Inner twists
This newform does not admit any (nontrivial) inner twists.
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 6561.2.a.c | 72 | |
3.b | odd | 2 | 1 | 6561.2.a.d | 72 | ||
81.g | even | 27 | 2 | 81.2.g.a | ✓ | 144 | |
81.g | even | 27 | 2 | 729.2.g.c | 144 | ||
81.g | even | 27 | 2 | 729.2.g.d | 144 | ||
81.h | odd | 54 | 2 | 243.2.g.a | 144 | ||
81.h | odd | 54 | 2 | 729.2.g.a | 144 | ||
81.h | odd | 54 | 2 | 729.2.g.b | 144 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
81.2.g.a | ✓ | 144 | 81.g | even | 27 | 2 | |
243.2.g.a | 144 | 81.h | odd | 54 | 2 | ||
729.2.g.a | 144 | 81.h | odd | 54 | 2 | ||
729.2.g.b | 144 | 81.h | odd | 54 | 2 | ||
729.2.g.c | 144 | 81.g | even | 27 | 2 | ||
729.2.g.d | 144 | 81.g | even | 27 | 2 | ||
6561.2.a.c | 72 | 1.a | even | 1 | 1 | trivial | |
6561.2.a.d | 72 | 3.b | odd | 2 | 1 |