Properties

Label 550.2.f.e
Level $550$
Weight $2$
Character orbit 550.f
Analytic conductor $4.392$
Analytic rank $0$
Dimension $16$
CM no
Inner twists $8$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [550,2,Mod(43,550)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(550, base_ring=CyclotomicField(4))
 
chi = DirichletCharacter(H, H._module([3, 2]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("550.43");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 550 = 2 \cdot 5^{2} \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 550.f (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: \(4.39177211117\)
Analytic rank: \(0\)
Dimension: \(16\)
Relative dimension: \(8\) over \(\Q(i)\)
Coefficient field: 16.0.478584585616890104119296.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} - 31x^{12} + 336x^{8} - 19375x^{4} + 390625 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 2^{4} \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{4}]$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{15}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{2} q^{2} + \beta_{14} q^{3} - \beta_{10} q^{4} + ( - \beta_{3} - \beta_1) q^{6} + 2 \beta_{2} q^{7} + \beta_{12} q^{8} + (2 \beta_{11} - 3 \beta_{10} + \cdots + \beta_{4}) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_{2} q^{2} + \beta_{14} q^{3} - \beta_{10} q^{4} + ( - \beta_{3} - \beta_1) q^{6} + 2 \beta_{2} q^{7} + \beta_{12} q^{8} + (2 \beta_{11} - 3 \beta_{10} + \cdots + \beta_{4}) q^{9}+ \cdots + (4 \beta_{10} + 5 \beta_{9} - 8 \beta_{4}) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q+O(q^{10}) \) Copy content Toggle raw display \( 16 q + 20 q^{11} - 16 q^{16} + 40 q^{26} + 72 q^{31} - 40 q^{36} - 32 q^{56} + 68 q^{66} - 152 q^{71} - 64 q^{81} + 24 q^{86} + 80 q^{91}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{16} - 31x^{12} + 336x^{8} - 19375x^{4} + 390625 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( \nu^{12} + 1344\nu^{8} + 336\nu^{4} - 19375 ) / 378000 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -71\nu^{13} - 924\nu^{9} - 23856\nu^{5} + 1375625\nu ) / 2362500 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 341\nu^{12} - 3696\nu^{8} - 95424\nu^{4} - 4296875 ) / 1890000 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 81\nu^{14} - 3136\nu^{10} + 62216\nu^{6} - 3529375\nu^{2} ) / 7875000 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( -31\nu^{12} + 336\nu^{8} - 10416\nu^{4} + 495625 ) / 105000 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( \nu^{13} - 559\nu ) / 15120 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( -11\nu^{13} + 216\nu^{9} - 6696\nu^{5} + 246125\nu ) / 135000 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( 23\nu^{13} - 88\nu^{9} - 2272\nu^{5} - 335625\nu ) / 225000 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( 9\nu^{14} - 154\nu^{10} - 3976\nu^{6} - 176125\nu^{2} ) / 393750 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( -31\nu^{14} + 336\nu^{10} - 6666\nu^{6} + 390625\nu^{2} ) / 843750 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( -2531\nu^{14} + 336\nu^{10} - 850416\nu^{6} + 49038125\nu^{2} ) / 47250000 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( -\nu^{15} + 19459\nu^{3} ) / 94500 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( -61\nu^{15} + 16\nu^{11} - 40496\nu^{7} + 1176875\nu^{3} ) / 5625000 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( 221\nu^{15} + 24\nu^{11} - 60744\nu^{7} - 96875\nu^{3} ) / 16875000 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( -1111\nu^{15} + 18816\nu^{11} - 373296\nu^{7} + 21525625\nu^{3} ) / 47250000 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( -\beta_{8} + 2\beta_{6} + \beta_{2} ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( 2\beta_{11} - 5\beta_{10} - 2\beta_{9} - 3\beta_{4} ) / 2 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( 4\beta_{14} - 2\beta_{13} + 7\beta_{12} \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( -11\beta_{5} - 18\beta_{3} + 11 ) / 2 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( -45\beta_{8} - 22\beta_{7} + 22\beta_{6} - 45\beta_{2} ) / 2 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( -27\beta_{10} - 56\beta_{9} + 28\beta_{4} \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 2\beta_{15} - 2\beta_{14} - 279\beta_{13} + 279\beta_{12} ) / 2 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( 5\beta_{5} + 558\beta _1 + 5 ) / 2 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( -142\beta_{8} + 284\beta_{7} - 1253\beta_{2} \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( ( -2222\beta_{11} + 2531\beta_{10} - 2531\beta_{4} ) / 2 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( 5062\beta_{15} - 5555\beta_{13} - 5555\beta_{12} ) / 2 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( -1512\beta_{5} + 3024\beta_{3} + 3024\beta _1 + 14167 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( ( -559\beta_{8} + 31358\beta_{6} + 559\beta_{2} ) / 2 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( ( 1118\beta_{11} - 78395\beta_{10} - 1118\beta_{9} - 77277\beta_{4} ) / 2 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( 77836\beta_{14} - 38918\beta_{13} + 41713\beta_{12} \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/550\mathbb{Z}\right)^\times\).

\(n\) \(101\) \(177\)
\(\chi(n)\) \(-1\) \(\beta_{10}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
43.1
−1.97578 1.04705i
0.0811201 + 2.23460i
2.23460 + 0.0811201i
−1.04705 1.97578i
1.04705 + 1.97578i
−2.23460 0.0811201i
−0.0811201 2.23460i
1.97578 + 1.04705i
−1.97578 + 1.04705i
0.0811201 2.23460i
2.23460 0.0811201i
−1.04705 + 1.97578i
1.04705 1.97578i
−2.23460 + 0.0811201i
−0.0811201 + 2.23460i
1.97578 1.04705i
−0.707107 0.707107i −2.15348 2.15348i 1.00000i 0 3.04547i −1.41421 1.41421i 0.707107 0.707107i 6.27492i 0
43.2 −0.707107 0.707107i −0.928731 0.928731i 1.00000i 0 1.31342i −1.41421 1.41421i 0.707107 0.707107i 1.27492i 0
43.3 −0.707107 0.707107i 0.928731 + 0.928731i 1.00000i 0 1.31342i −1.41421 1.41421i 0.707107 0.707107i 1.27492i 0
43.4 −0.707107 0.707107i 2.15348 + 2.15348i 1.00000i 0 3.04547i −1.41421 1.41421i 0.707107 0.707107i 6.27492i 0
43.5 0.707107 + 0.707107i −2.15348 2.15348i 1.00000i 0 3.04547i 1.41421 + 1.41421i −0.707107 + 0.707107i 6.27492i 0
43.6 0.707107 + 0.707107i −0.928731 0.928731i 1.00000i 0 1.31342i 1.41421 + 1.41421i −0.707107 + 0.707107i 1.27492i 0
43.7 0.707107 + 0.707107i 0.928731 + 0.928731i 1.00000i 0 1.31342i 1.41421 + 1.41421i −0.707107 + 0.707107i 1.27492i 0
43.8 0.707107 + 0.707107i 2.15348 + 2.15348i 1.00000i 0 3.04547i 1.41421 + 1.41421i −0.707107 + 0.707107i 6.27492i 0
307.1 −0.707107 + 0.707107i −2.15348 + 2.15348i 1.00000i 0 3.04547i −1.41421 + 1.41421i 0.707107 + 0.707107i 6.27492i 0
307.2 −0.707107 + 0.707107i −0.928731 + 0.928731i 1.00000i 0 1.31342i −1.41421 + 1.41421i 0.707107 + 0.707107i 1.27492i 0
307.3 −0.707107 + 0.707107i 0.928731 0.928731i 1.00000i 0 1.31342i −1.41421 + 1.41421i 0.707107 + 0.707107i 1.27492i 0
307.4 −0.707107 + 0.707107i 2.15348 2.15348i 1.00000i 0 3.04547i −1.41421 + 1.41421i 0.707107 + 0.707107i 6.27492i 0
307.5 0.707107 0.707107i −2.15348 + 2.15348i 1.00000i 0 3.04547i 1.41421 1.41421i −0.707107 0.707107i 6.27492i 0
307.6 0.707107 0.707107i −0.928731 + 0.928731i 1.00000i 0 1.31342i 1.41421 1.41421i −0.707107 0.707107i 1.27492i 0
307.7 0.707107 0.707107i 0.928731 0.928731i 1.00000i 0 1.31342i 1.41421 1.41421i −0.707107 0.707107i 1.27492i 0
307.8 0.707107 0.707107i 2.15348 2.15348i 1.00000i 0 3.04547i 1.41421 1.41421i −0.707107 0.707107i 6.27492i 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 43.8
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
5.c odd 4 2 inner
11.b odd 2 1 inner
55.d odd 2 1 inner
55.e even 4 2 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 550.2.f.e 16
5.b even 2 1 inner 550.2.f.e 16
5.c odd 4 2 inner 550.2.f.e 16
11.b odd 2 1 inner 550.2.f.e 16
55.d odd 2 1 inner 550.2.f.e 16
55.e even 4 2 inner 550.2.f.e 16
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
550.2.f.e 16 1.a even 1 1 trivial
550.2.f.e 16 5.b even 2 1 inner
550.2.f.e 16 5.c odd 4 2 inner
550.2.f.e 16 11.b odd 2 1 inner
550.2.f.e 16 55.d odd 2 1 inner
550.2.f.e 16 55.e even 4 2 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(550, [\chi])\):

\( T_{3}^{8} + 89T_{3}^{4} + 256 \) Copy content Toggle raw display
\( T_{13}^{8} + 1553T_{13}^{4} + 4096 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{4} + 1)^{4} \) Copy content Toggle raw display
$3$ \( (T^{8} + 89 T^{4} + 256)^{2} \) Copy content Toggle raw display
$5$ \( T^{16} \) Copy content Toggle raw display
$7$ \( (T^{4} + 16)^{4} \) Copy content Toggle raw display
$11$ \( (T^{4} - 5 T^{3} + \cdots + 121)^{4} \) Copy content Toggle raw display
$13$ \( (T^{8} + 1553 T^{4} + 4096)^{2} \) Copy content Toggle raw display
$17$ \( (T^{8} + 449 T^{4} + 38416)^{2} \) Copy content Toggle raw display
$19$ \( (T^{2} - 19)^{8} \) Copy content Toggle raw display
$23$ \( (T^{8} + 521 T^{4} + 16)^{2} \) Copy content Toggle raw display
$29$ \( (T^{4} - 99 T^{2} + 1296)^{4} \) Copy content Toggle raw display
$31$ \( (T^{2} - 9 T + 6)^{8} \) Copy content Toggle raw display
$37$ \( (T^{8} + 1424 T^{4} + 65536)^{2} \) Copy content Toggle raw display
$41$ \( (T^{4} + 23 T^{2} + 4)^{4} \) Copy content Toggle raw display
$43$ \( (T^{8} + 801 T^{4} + 20736)^{2} \) Copy content Toggle raw display
$47$ \( (T^{8} + 1424 T^{4} + 65536)^{2} \) Copy content Toggle raw display
$53$ \( (T^{4} + 144)^{4} \) Copy content Toggle raw display
$59$ \( (T^{4} + 164 T^{2} + 1024)^{4} \) Copy content Toggle raw display
$61$ \( (T^{4} + 44 T^{2} + 256)^{4} \) Copy content Toggle raw display
$67$ \( (T^{8} + 29273 T^{4} + 193877776)^{2} \) Copy content Toggle raw display
$71$ \( (T^{2} + 19 T + 76)^{8} \) Copy content Toggle raw display
$73$ \( (T^{8} + 42593 T^{4} + 221533456)^{2} \) Copy content Toggle raw display
$79$ \( (T^{4} - 248 T^{2} + 784)^{4} \) Copy content Toggle raw display
$83$ \( (T^{8} + 106706 T^{4} + 2655237841)^{2} \) Copy content Toggle raw display
$89$ \( (T^{4} + 122 T^{2} + 2809)^{4} \) Copy content Toggle raw display
$97$ \( (T^{8} + 106361 T^{4} + 2019963136)^{2} \) Copy content Toggle raw display
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