Properties

Label 1450.4.a.g
Level $1450$
Weight $4$
Character orbit 1450.a
Self dual yes
Analytic conductor $85.553$
Analytic rank $0$
Dimension $2$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1450,4,Mod(1,1450)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1450, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0]))
 
N = Newforms(chi, 4, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1450.1");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1450 = 2 \cdot 5^{2} \cdot 29 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 1450.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: \(85.5527695083\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{6}) \)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} - 6 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 58)
Fricke sign: \(1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-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 \(\beta = \sqrt{6}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + 2 q^{2} + (\beta + 1) q^{3} + 4 q^{4} + (2 \beta + 2) q^{6} + (8 \beta + 8) q^{7} + 8 q^{8} + (2 \beta - 20) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + 2 q^{2} + (\beta + 1) q^{3} + 4 q^{4} + (2 \beta + 2) q^{6} + (8 \beta + 8) q^{7} + 8 q^{8} + (2 \beta - 20) q^{9} + ( - 3 \beta - 45) q^{11} + (4 \beta + 4) q^{12} + ( - 8 \beta + 25) q^{13} + (16 \beta + 16) q^{14} + 16 q^{16} + ( - 16 \beta + 22) q^{17} + (4 \beta - 40) q^{18} + ( - 4 \beta + 54) q^{19} + (16 \beta + 56) q^{21} + ( - 6 \beta - 90) q^{22} + (78 \beta + 14) q^{23} + (8 \beta + 8) q^{24} + ( - 16 \beta + 50) q^{26} + ( - 45 \beta - 35) q^{27} + (32 \beta + 32) q^{28} + 29 q^{29} + (109 \beta + 33) q^{31} + 32 q^{32} + ( - 48 \beta - 63) q^{33} + ( - 32 \beta + 44) q^{34} + (8 \beta - 80) q^{36} + ( - 4 \beta - 20) q^{37} + ( - 8 \beta + 108) q^{38} + (17 \beta - 23) q^{39} + ( - 80 \beta + 152) q^{41} + (32 \beta + 112) q^{42} + ( - 53 \beta + 65) q^{43} + ( - 12 \beta - 180) q^{44} + (156 \beta + 28) q^{46} + (99 \beta + 257) q^{47} + (16 \beta + 16) q^{48} + (128 \beta + 105) q^{49} + (6 \beta - 74) q^{51} + ( - 32 \beta + 100) q^{52} + ( - 52 \beta + 479) q^{53} + ( - 90 \beta - 70) q^{54} + (64 \beta + 64) q^{56} + (50 \beta + 30) q^{57} + 58 q^{58} + (250 \beta - 90) q^{59} + ( - 12 \beta + 514) q^{61} + (218 \beta + 66) q^{62} + ( - 144 \beta - 64) q^{63} + 64 q^{64} + ( - 96 \beta - 126) q^{66} + (20 \beta + 456) q^{67} + ( - 64 \beta + 88) q^{68} + (92 \beta + 482) q^{69} + (34 \beta + 398) q^{71} + (16 \beta - 160) q^{72} + ( - 176 \beta + 428) q^{73} + ( - 8 \beta - 40) q^{74} + ( - 16 \beta + 216) q^{76} + ( - 384 \beta - 504) q^{77} + (34 \beta - 46) q^{78} + ( - 361 \beta - 159) q^{79} + ( - 134 \beta + 235) q^{81} + ( - 160 \beta + 304) q^{82} + (38 \beta + 914) q^{83} + (64 \beta + 224) q^{84} + ( - 106 \beta + 130) q^{86} + (29 \beta + 29) q^{87} + ( - 24 \beta - 360) q^{88} + (72 \beta - 472) q^{89} + (136 \beta - 184) q^{91} + (312 \beta + 56) q^{92} + (142 \beta + 687) q^{93} + (198 \beta + 514) q^{94} + (32 \beta + 32) q^{96} + ( - 100 \beta - 184) q^{97} + (256 \beta + 210) q^{98} + ( - 30 \beta + 864) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q + 4 q^{2} + 2 q^{3} + 8 q^{4} + 4 q^{6} + 16 q^{7} + 16 q^{8} - 40 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 2 q + 4 q^{2} + 2 q^{3} + 8 q^{4} + 4 q^{6} + 16 q^{7} + 16 q^{8} - 40 q^{9} - 90 q^{11} + 8 q^{12} + 50 q^{13} + 32 q^{14} + 32 q^{16} + 44 q^{17} - 80 q^{18} + 108 q^{19} + 112 q^{21} - 180 q^{22} + 28 q^{23} + 16 q^{24} + 100 q^{26} - 70 q^{27} + 64 q^{28} + 58 q^{29} + 66 q^{31} + 64 q^{32} - 126 q^{33} + 88 q^{34} - 160 q^{36} - 40 q^{37} + 216 q^{38} - 46 q^{39} + 304 q^{41} + 224 q^{42} + 130 q^{43} - 360 q^{44} + 56 q^{46} + 514 q^{47} + 32 q^{48} + 210 q^{49} - 148 q^{51} + 200 q^{52} + 958 q^{53} - 140 q^{54} + 128 q^{56} + 60 q^{57} + 116 q^{58} - 180 q^{59} + 1028 q^{61} + 132 q^{62} - 128 q^{63} + 128 q^{64} - 252 q^{66} + 912 q^{67} + 176 q^{68} + 964 q^{69} + 796 q^{71} - 320 q^{72} + 856 q^{73} - 80 q^{74} + 432 q^{76} - 1008 q^{77} - 92 q^{78} - 318 q^{79} + 470 q^{81} + 608 q^{82} + 1828 q^{83} + 448 q^{84} + 260 q^{86} + 58 q^{87} - 720 q^{88} - 944 q^{89} - 368 q^{91} + 112 q^{92} + 1374 q^{93} + 1028 q^{94} + 64 q^{96} - 368 q^{97} + 420 q^{98} + 1728 q^{99}+O(q^{100}) \) Copy content Toggle raw display

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
−2.44949
2.44949
2.00000 −1.44949 4.00000 0 −2.89898 −11.5959 8.00000 −24.8990 0
1.2 2.00000 3.44949 4.00000 0 6.89898 27.5959 8.00000 −15.1010 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(-1\)
\(5\) \(1\)
\(29\) \(-1\)

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 1450.4.a.g 2
5.b even 2 1 58.4.a.c 2
15.d odd 2 1 522.4.a.j 2
20.d odd 2 1 464.4.a.e 2
40.e odd 2 1 1856.4.a.i 2
40.f even 2 1 1856.4.a.l 2
145.d even 2 1 1682.4.a.c 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
58.4.a.c 2 5.b even 2 1
464.4.a.e 2 20.d odd 2 1
522.4.a.j 2 15.d odd 2 1
1450.4.a.g 2 1.a even 1 1 trivial
1682.4.a.c 2 145.d even 2 1
1856.4.a.i 2 40.e odd 2 1
1856.4.a.l 2 40.f even 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{4}^{\mathrm{new}}(\Gamma_0(1450))\):

\( T_{3}^{2} - 2T_{3} - 5 \) Copy content Toggle raw display
\( T_{7}^{2} - 16T_{7} - 320 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T - 2)^{2} \) Copy content Toggle raw display
$3$ \( T^{2} - 2T - 5 \) Copy content Toggle raw display
$5$ \( T^{2} \) Copy content Toggle raw display
$7$ \( T^{2} - 16T - 320 \) Copy content Toggle raw display
$11$ \( T^{2} + 90T + 1971 \) Copy content Toggle raw display
$13$ \( T^{2} - 50T + 241 \) Copy content Toggle raw display
$17$ \( T^{2} - 44T - 1052 \) Copy content Toggle raw display
$19$ \( T^{2} - 108T + 2820 \) Copy content Toggle raw display
$23$ \( T^{2} - 28T - 36308 \) Copy content Toggle raw display
$29$ \( (T - 29)^{2} \) Copy content Toggle raw display
$31$ \( T^{2} - 66T - 70197 \) Copy content Toggle raw display
$37$ \( T^{2} + 40T + 304 \) Copy content Toggle raw display
$41$ \( T^{2} - 304T - 15296 \) Copy content Toggle raw display
$43$ \( T^{2} - 130T - 12629 \) Copy content Toggle raw display
$47$ \( T^{2} - 514T + 7243 \) Copy content Toggle raw display
$53$ \( T^{2} - 958T + 213217 \) Copy content Toggle raw display
$59$ \( T^{2} + 180T - 366900 \) Copy content Toggle raw display
$61$ \( T^{2} - 1028 T + 263332 \) Copy content Toggle raw display
$67$ \( T^{2} - 912T + 205536 \) Copy content Toggle raw display
$71$ \( T^{2} - 796T + 151468 \) Copy content Toggle raw display
$73$ \( T^{2} - 856T - 2672 \) Copy content Toggle raw display
$79$ \( T^{2} + 318T - 756645 \) Copy content Toggle raw display
$83$ \( T^{2} - 1828 T + 826732 \) Copy content Toggle raw display
$89$ \( T^{2} + 944T + 191680 \) Copy content Toggle raw display
$97$ \( T^{2} + 368T - 26144 \) Copy content Toggle raw display
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