Properties

Label 300.6.i.c
Level $300$
Weight $6$
Character orbit 300.i
Analytic conductor $48.115$
Analytic rank $0$
Dimension $8$
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] = [300,6,Mod(257,300)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(300, base_ring=CyclotomicField(4))
 
chi = DirichletCharacter(H, H._module([0, 2, 1]))
 
N = Newforms(chi, 6, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("300.257");
 
S:= CuspForms(chi, 6);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 300 = 2^{2} \cdot 3 \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 6 \)
Character orbit: \([\chi]\) \(=\) 300.i (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: \(48.1151459439\)
Analytic rank: \(0\)
Dimension: \(8\)
Relative dimension: \(4\) over \(\Q(i)\)
Coefficient field: 8.0.94758543360000.170
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} + 66x^{6} - 12x^{5} + 1619x^{4} + 384x^{3} + 15186x^{2} + 9300x + 70810 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{19}]\)
Coefficient ring index: \( 2^{16}\cdot 3^{2} \)
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 \(1,\beta_1,\ldots,\beta_{7}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{2} q^{3} - 11 \beta_{5} q^{7} + ( - \beta_{7} + 147 \beta_1) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_{2} q^{3} - 11 \beta_{5} q^{7} + ( - \beta_{7} + 147 \beta_1) q^{9} + 2 \beta_{6} q^{11} - 8 \beta_{3} q^{13} + (6 \beta_{5} - 12 \beta_{4}) q^{17} + 908 \beta_1 q^{19} + (11 \beta_{6} - 1056) q^{21} + (39 \beta_{3} - 78 \beta_{2}) q^{23} + (294 \beta_{5} - 51 \beta_{4}) q^{27} + 38 \beta_{7} q^{29} - 6056 q^{31} + (486 \beta_{3} - 192 \beta_{2}) q^{33} - 908 \beta_{5} q^{37} + (8 \beta_{7} + 768 \beta_1) q^{39} + 46 \beta_{6} q^{41} - 183 \beta_{3} q^{43} + (507 \beta_{5} - 1014 \beta_{4}) q^{47} + 6425 \beta_1 q^{49} + ( - 6 \beta_{6} - 2340) q^{51} + (1236 \beta_{3} - 2472 \beta_{2}) q^{53} + (908 \beta_{5} - 908 \beta_{4}) q^{57} - 206 \beta_{7} q^{59} + 29234 q^{61} + (2673 \beta_{3} - 2112 \beta_{2}) q^{63} - 821 \beta_{5} q^{67} + (39 \beta_{7} - 15210 \beta_1) q^{69} - 212 \beta_{6} q^{71} + 5116 \beta_{3} q^{73} + (2112 \beta_{5} - 4224 \beta_{4}) q^{77} - 32816 \beta_1 q^{79} + ( - 294 \beta_{6} + 15831) q^{81} + (4383 \beta_{3} - 8766 \beta_{2}) q^{83} + ( - 5586 \beta_{5} - 3648 \beta_{4}) q^{87} + 292 \beta_{7} q^{89} + 16896 q^{91} - 6056 \beta_{2} q^{93} + 644 \beta_{5} q^{97} + ( - 294 \beta_{7} - 74880 \beta_1) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q+O(q^{10}) \) Copy content Toggle raw display \( 8 q - 8448 q^{21} - 48448 q^{31} - 18720 q^{51} + 233872 q^{61} + 126648 q^{81} + 135168 q^{91}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{8} + 66x^{6} - 12x^{5} + 1619x^{4} + 384x^{3} + 15186x^{2} + 9300x + 70810 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( - 1974 \nu^{7} + 6078 \nu^{6} - 99010 \nu^{5} + 519123 \nu^{4} - 1723142 \nu^{3} + \cdots + 63230955 ) / 35975975 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( - 22921992 \nu^{7} - 10041236 \nu^{6} - 1088304265 \nu^{5} + 3908129129 \nu^{4} + \cdots + 3594289060865 ) / 157179034775 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 59012016 \nu^{7} + 93861048 \nu^{6} + 4747950640 \nu^{5} + 7076979768 \nu^{4} + \cdots + 1722701132280 ) / 157179034775 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 92489182 \nu^{7} - 848860639 \nu^{6} + 4485829920 \nu^{5} - 43632731419 \nu^{4} + \cdots - 1945247352115 ) / 157179034775 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 182269584 \nu^{7} - 24088448 \nu^{6} + 8635596360 \nu^{5} - 3889083368 \nu^{4} + \cdots + 245936216920 ) / 157179034775 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 16030224 \nu^{7} - 2118528 \nu^{6} + 1110557040 \nu^{5} - 342036648 \nu^{4} + \cdots + 105887479320 ) / 4490829565 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( - 2304 \nu^{7} - 6240 \nu^{6} - 151488 \nu^{5} - 277776 \nu^{4} - 2988288 \nu^{3} + \cdots - 33623640 ) / 152915 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{6} - 6\beta_{3} + 24\beta_1 ) / 48 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( -\beta_{7} - 6\beta_{5} - 24\beta_{3} + 48\beta_{2} - 144\beta _1 - 792 ) / 48 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 9\beta_{7} - 17\beta_{6} + 54\beta_{5} - 72\beta_{4} + 297\beta_{3} - 1176\beta _1 + 216 ) / 48 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 11\beta_{7} + 6\beta_{6} + 148\beta_{5} + 96\beta_{4} + 260\beta_{3} - 544\beta_{2} + 4752\beta _1 + 4472 ) / 16 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( - 510 \beta_{7} + 260 \beta_{6} - 4950 \beta_{5} + 3960 \beta_{4} - 8961 \beta_{3} + 720 \beta_{2} + \cdots - 35280 ) / 48 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( - 698 \beta_{7} - 1485 \beta_{6} - 12096 \beta_{5} - 24480 \beta_{4} - 12492 \beta_{3} + 42624 \beta_{2} + \cdots - 147312 ) / 48 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 19026 \beta_{7} - 358 \beta_{6} + 249297 \beta_{5} - 135408 \beta_{4} + 245322 \beta_{3} + \cdots + 2053296 ) / 48 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/300\mathbb{Z}\right)^\times\).

\(n\) \(101\) \(151\) \(277\)
\(\chi(n)\) \(-1\) \(1\) \(\beta_{1}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
257.1
1.22474 4.75587i
−1.22474 + 5.75587i
1.22474 + 3.30638i
−1.22474 2.30638i
1.22474 + 4.75587i
−1.22474 5.75587i
1.22474 3.30638i
−1.22474 + 2.30638i
0 −14.7732 4.97523i 0 0 0 107.778 + 107.778i 0 193.494 + 147.000i 0
257.2 0 −4.97523 14.7732i 0 0 0 −107.778 107.778i 0 −193.494 + 147.000i 0
257.3 0 4.97523 + 14.7732i 0 0 0 107.778 + 107.778i 0 −193.494 + 147.000i 0
257.4 0 14.7732 + 4.97523i 0 0 0 −107.778 107.778i 0 193.494 + 147.000i 0
293.1 0 −14.7732 + 4.97523i 0 0 0 107.778 107.778i 0 193.494 147.000i 0
293.2 0 −4.97523 + 14.7732i 0 0 0 −107.778 + 107.778i 0 −193.494 147.000i 0
293.3 0 4.97523 14.7732i 0 0 0 107.778 107.778i 0 −193.494 147.000i 0
293.4 0 14.7732 4.97523i 0 0 0 −107.778 + 107.778i 0 193.494 147.000i 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 257.4
Significant digits:
Format:

Inner twists

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

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 300.6.i.c 8
3.b odd 2 1 inner 300.6.i.c 8
5.b even 2 1 inner 300.6.i.c 8
5.c odd 4 2 inner 300.6.i.c 8
15.d odd 2 1 inner 300.6.i.c 8
15.e even 4 2 inner 300.6.i.c 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
300.6.i.c 8 1.a even 1 1 trivial
300.6.i.c 8 3.b odd 2 1 inner
300.6.i.c 8 5.b even 2 1 inner
300.6.i.c 8 5.c odd 4 2 inner
300.6.i.c 8 15.d odd 2 1 inner
300.6.i.c 8 15.e even 4 2 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{4} + 539725824 \) acting on \(S_{6}^{\mathrm{new}}(300, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} \) Copy content Toggle raw display
$3$ \( T^{8} + \cdots + 3486784401 \) Copy content Toggle raw display
$5$ \( T^{8} \) Copy content Toggle raw display
$7$ \( (T^{4} + 539725824)^{2} \) Copy content Toggle raw display
$11$ \( (T^{2} + 149760)^{4} \) Copy content Toggle raw display
$13$ \( (T^{4} + 150994944)^{2} \) Copy content Toggle raw display
$17$ \( (T^{4} + 788486400)^{2} \) Copy content Toggle raw display
$19$ \( (T^{2} + 824464)^{4} \) Copy content Toggle raw display
$23$ \( (T^{4} + 1407497504400)^{2} \) Copy content Toggle raw display
$29$ \( (T^{2} - 54063360)^{4} \) Copy content Toggle raw display
$31$ \( (T + 6056)^{8} \) Copy content Toggle raw display
$37$ \( (T^{4} + 25\!\cdots\!44)^{2} \) Copy content Toggle raw display
$41$ \( (T^{2} + 79223040)^{4} \) Copy content Toggle raw display
$43$ \( (T^{4} + 41343459692544)^{2} \) Copy content Toggle raw display
$47$ \( (T^{4} + 40\!\cdots\!00)^{2} \) Copy content Toggle raw display
$53$ \( (T^{4} + 14\!\cdots\!00)^{2} \) Copy content Toggle raw display
$59$ \( (T^{2} - 1588803840)^{4} \) Copy content Toggle raw display
$61$ \( (T - 29234)^{8} \) Copy content Toggle raw display
$67$ \( (T^{4} + 16\!\cdots\!84)^{2} \) Copy content Toggle raw display
$71$ \( (T^{2} + 1682703360)^{4} \) Copy content Toggle raw display
$73$ \( (T^{4} + 25\!\cdots\!04)^{2} \) Copy content Toggle raw display
$79$ \( (T^{2} + 1076889856)^{4} \) Copy content Toggle raw display
$83$ \( (T^{4} + 22\!\cdots\!00)^{2} \) Copy content Toggle raw display
$89$ \( (T^{2} - 3192284160)^{4} \) Copy content Toggle raw display
$97$ \( (T^{4} + 63\!\cdots\!44)^{2} \) Copy content Toggle raw display
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