Properties

Label 175.7.c.c
Level $175$
Weight $7$
Character orbit 175.c
Analytic conductor $40.259$
Analytic rank $0$
Dimension $4$
CM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [175,7,Mod(174,175)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(175, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 1]))
 
N = Newforms(chi, 7, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("175.174");
 
S:= CuspForms(chi, 7);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 175 = 5^{2} \cdot 7 \)
Weight: \( k \) \(=\) \( 7 \)
Character orbit: \([\chi]\) \(=\) 175.c (of order \(2\), degree \(1\), not 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: \(40.2594646335\)
Analytic rank: \(0\)
Dimension: \(4\)
Coefficient field: \(\Q(i, \sqrt{510})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} + 65025 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 2^{3} \)
Twist minimal: no (minimal twist has level 7)
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-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 \(1,\beta_1,\beta_2,\beta_3\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - 8 \beta_1 q^{2} - \beta_{3} q^{3} + 8 \beta_{2} q^{6} + (7 \beta_{3} + 133 \beta_1) q^{7} - 512 \beta_1 q^{8} + 1311 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q - 8 \beta_1 q^{2} - \beta_{3} q^{3} + 8 \beta_{2} q^{6} + (7 \beta_{3} + 133 \beta_1) q^{7} - 512 \beta_1 q^{8} + 1311 q^{9} + 874 q^{11} - 49 \beta_{3} q^{13} + ( - 56 \beta_{2} + 1064) q^{14} - 4096 q^{16} - 132 \beta_{3} q^{17} - 10488 \beta_1 q^{18} + 69 \beta_{2} q^{19} + ( - 133 \beta_{2} - 14280) q^{21} - 6992 \beta_1 q^{22} - 4738 \beta_1 q^{23} + 512 \beta_{2} q^{24} + 392 \beta_{2} q^{26} - 582 \beta_{3} q^{27} - 11146 q^{29} + 608 \beta_{2} q^{31} - 874 \beta_{3} q^{33} + 1056 \beta_{2} q^{34} + 3002 \beta_1 q^{37} + 552 \beta_{3} q^{38} + 99960 q^{39} - 1274 \beta_{2} q^{41} + ( - 1064 \beta_{3} + 114240 \beta_1) q^{42} - 31418 \beta_1 q^{43} - 37904 q^{46} - 1604 \beta_{3} q^{47} + 4096 \beta_{3} q^{48} + (1862 \beta_{2} + 82271) q^{49} + 269280 q^{51} + 76406 \beta_1 q^{53} + 4656 \beta_{2} q^{54} + ( - 3584 \beta_{2} + 68096) q^{56} - 140760 \beta_1 q^{57} + 89168 \beta_1 q^{58} + 2507 \beta_{2} q^{59} + 6091 \beta_{2} q^{61} + 4864 \beta_{3} q^{62} + (9177 \beta_{3} + 174363 \beta_1) q^{63} - 262144 q^{64} + 6992 \beta_{2} q^{66} + 495242 \beta_1 q^{67} + 4738 \beta_{2} q^{69} - 184406 q^{71} - 671232 \beta_1 q^{72} + 1350 \beta_{3} q^{73} + 24016 q^{74} + (6118 \beta_{3} + 116242 \beta_1) q^{77} - 799680 \beta_1 q^{78} + 534934 q^{79} + 231561 q^{81} - 10192 \beta_{3} q^{82} + 15827 \beta_{3} q^{83} - 251344 q^{86} + 11146 \beta_{3} q^{87} - 447488 \beta_1 q^{88} - 13938 \beta_{2} q^{89} + ( - 6517 \beta_{2} - 699720) q^{91} - 1240320 \beta_1 q^{93} + 12832 \beta_{2} q^{94} + 18032 \beta_{3} q^{97} + (14896 \beta_{3} - 658168 \beta_1) q^{98} + 1145814 q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + 5244 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 4 q + 5244 q^{9} + 3496 q^{11} + 4256 q^{14} - 16384 q^{16} - 57120 q^{21} - 44584 q^{29} + 399840 q^{39} - 151616 q^{46} + 329084 q^{49} + 1077120 q^{51} + 272384 q^{56} - 1048576 q^{64} - 737624 q^{71} + 96064 q^{74} + 2139736 q^{79} + 926244 q^{81} - 1005376 q^{86} - 2798880 q^{91} + 4583256 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{4} + 65025 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( \nu^{2} ) / 255 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 2\nu^{3} + 510\nu ) / 255 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -2\nu^{3} + 510\nu ) / 255 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{3} + \beta_{2} ) / 4 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( 255\beta_1 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( -255\beta_{3} + 255\beta_{2} ) / 4 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/175\mathbb{Z}\right)^\times\).

\(n\) \(101\) \(127\)
\(\chi(n)\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
174.1
11.2916 + 11.2916i
−11.2916 11.2916i
11.2916 11.2916i
−11.2916 + 11.2916i
8.00000i −45.1664 0 0 361.331i 316.165 + 133.000i 512.000i 1311.00 0
174.2 8.00000i 45.1664 0 0 361.331i −316.165 + 133.000i 512.000i 1311.00 0
174.3 8.00000i −45.1664 0 0 361.331i 316.165 133.000i 512.000i 1311.00 0
174.4 8.00000i 45.1664 0 0 361.331i −316.165 133.000i 512.000i 1311.00 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
7.b odd 2 1 inner
35.c odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 175.7.c.c 4
5.b even 2 1 inner 175.7.c.c 4
5.c odd 4 1 7.7.b.b 2
5.c odd 4 1 175.7.d.e 2
7.b odd 2 1 inner 175.7.c.c 4
15.e even 4 1 63.7.d.d 2
20.e even 4 1 112.7.c.b 2
35.c odd 2 1 inner 175.7.c.c 4
35.f even 4 1 7.7.b.b 2
35.f even 4 1 175.7.d.e 2
35.k even 12 2 49.7.d.d 4
35.l odd 12 2 49.7.d.d 4
40.i odd 4 1 448.7.c.d 2
40.k even 4 1 448.7.c.c 2
105.k odd 4 1 63.7.d.d 2
140.j odd 4 1 112.7.c.b 2
280.s even 4 1 448.7.c.d 2
280.y odd 4 1 448.7.c.c 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
7.7.b.b 2 5.c odd 4 1
7.7.b.b 2 35.f even 4 1
49.7.d.d 4 35.k even 12 2
49.7.d.d 4 35.l odd 12 2
63.7.d.d 2 15.e even 4 1
63.7.d.d 2 105.k odd 4 1
112.7.c.b 2 20.e even 4 1
112.7.c.b 2 140.j odd 4 1
175.7.c.c 4 1.a even 1 1 trivial
175.7.c.c 4 5.b even 2 1 inner
175.7.c.c 4 7.b odd 2 1 inner
175.7.c.c 4 35.c odd 2 1 inner
175.7.d.e 2 5.c odd 4 1
175.7.d.e 2 35.f even 4 1
448.7.c.c 2 40.k even 4 1
448.7.c.c 2 280.y odd 4 1
448.7.c.d 2 40.i odd 4 1
448.7.c.d 2 280.s even 4 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{2} + 64 \) acting on \(S_{7}^{\mathrm{new}}(175, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{2} + 64)^{2} \) Copy content Toggle raw display
$3$ \( (T^{2} - 2040)^{2} \) Copy content Toggle raw display
$5$ \( T^{4} \) Copy content Toggle raw display
$7$ \( T^{4} + \cdots + 13841287201 \) Copy content Toggle raw display
$11$ \( (T - 874)^{4} \) Copy content Toggle raw display
$13$ \( (T^{2} - 4898040)^{2} \) Copy content Toggle raw display
$17$ \( (T^{2} - 35544960)^{2} \) Copy content Toggle raw display
$19$ \( (T^{2} + 9712440)^{2} \) Copy content Toggle raw display
$23$ \( (T^{2} + 22448644)^{2} \) Copy content Toggle raw display
$29$ \( (T + 11146)^{4} \) Copy content Toggle raw display
$31$ \( (T^{2} + 754114560)^{2} \) Copy content Toggle raw display
$37$ \( (T^{2} + 9012004)^{2} \) Copy content Toggle raw display
$41$ \( (T^{2} + 3311075040)^{2} \) Copy content Toggle raw display
$43$ \( (T^{2} + 987090724)^{2} \) Copy content Toggle raw display
$47$ \( (T^{2} - 5248544640)^{2} \) Copy content Toggle raw display
$53$ \( (T^{2} + 5837876836)^{2} \) Copy content Toggle raw display
$59$ \( (T^{2} + 12821499960)^{2} \) Copy content Toggle raw display
$61$ \( (T^{2} + 75684573240)^{2} \) Copy content Toggle raw display
$67$ \( (T^{2} + 245264638564)^{2} \) Copy content Toggle raw display
$71$ \( (T + 184406)^{4} \) Copy content Toggle raw display
$73$ \( (T^{2} - 3717900000)^{2} \) Copy content Toggle raw display
$79$ \( (T - 534934)^{4} \) Copy content Toggle raw display
$83$ \( (T^{2} - 511007615160)^{2} \) Copy content Toggle raw display
$89$ \( (T^{2} + 396306401760)^{2} \) Copy content Toggle raw display
$97$ \( (T^{2} - 663312168960)^{2} \) Copy content Toggle raw display
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