Properties

Label 4840.2.a.m.1.1
Level $4840$
Weight $2$
Character 4840.1
Self dual yes
Analytic conductor $38.648$
Analytic rank $0$
Dimension $2$
CM no
Inner twists $1$

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Show commands: Magma / Pari/GP / SageMath

Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [4840,2,Mod(1,4840)] mf = mfinit([N,k,chi],0) lf = mfeigenbasis(mf)
 
Copy content magma://Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("4840.1"); S:= CuspForms(chi, 2); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(4840, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0, 0, 0])) N = Newforms(chi, 2, names="a")
 
Level: \( N \) \(=\) \( 4840 = 2^{3} \cdot 5 \cdot 11^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 4840.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [2,0,1,0,-2,0,-5,0,3,0,0,0,-6] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(13)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(38.6475945783\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{17}) \)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} - x - 4 \) 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 440)
Fricke sign: \(-1\)
Sato-Tate group: $\mathrm{SU}(2)$

Embedding invariants

Embedding label 1.1
Root \(-1.56155\) of defining polynomial
Character \(\chi\) \(=\) 4840.1

$q$-expansion

Copy content comment:q-expansion
 
Copy content sage:f.q_expansion() # note that sage often uses an isomorphic number field
 
Copy content gp:mfcoefs(f, 20)
 
\(f(q)\) \(=\) \(q-1.56155 q^{3} -1.00000 q^{5} -0.438447 q^{7} -0.561553 q^{9} -7.12311 q^{13} +1.56155 q^{15} -4.68466 q^{17} -5.56155 q^{19} +0.684658 q^{21} -7.12311 q^{23} +1.00000 q^{25} +5.56155 q^{27} -4.43845 q^{29} -5.56155 q^{31} +0.438447 q^{35} +11.5616 q^{37} +11.1231 q^{39} -4.24621 q^{41} -5.12311 q^{43} +0.561553 q^{45} +13.3693 q^{47} -6.80776 q^{49} +7.31534 q^{51} -2.68466 q^{53} +8.68466 q^{57} -7.12311 q^{59} +8.43845 q^{61} +0.246211 q^{63} +7.12311 q^{65} +11.1231 q^{69} -8.68466 q^{71} +7.12311 q^{73} -1.56155 q^{75} -13.3693 q^{79} -7.00000 q^{81} +6.00000 q^{83} +4.68466 q^{85} +6.93087 q^{87} -2.68466 q^{89} +3.12311 q^{91} +8.68466 q^{93} +5.56155 q^{95} -13.1231 q^{97} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q + q^{3} - 2 q^{5} - 5 q^{7} + 3 q^{9} - 6 q^{13} - q^{15} + 3 q^{17} - 7 q^{19} - 11 q^{21} - 6 q^{23} + 2 q^{25} + 7 q^{27} - 13 q^{29} - 7 q^{31} + 5 q^{35} + 19 q^{37} + 14 q^{39} + 8 q^{41} - 2 q^{43}+ \cdots - 18 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Coefficient data

For each \(n\) we display the coefficients of the \(q\)-expansion \(a_n\), the Satake parameters \(\alpha_p\), and the Satake angles \(\theta_p = \textrm{Arg}(\alpha_p)\). You can download additional coefficients here.



Currently showing only \(a_p\); display all \(a_n\) Currently showing all \(a_n\); display only \(a_p\)
Significant digits:
\(n\) \(a_n\) \(a_n / n^{(k-1)/2}\) \( \alpha_n \) \( \theta_n \)
\(p\) \(a_p\) \(a_p / p^{(k-1)/2}\) \( \alpha_p\) \( \theta_p \)
\(2\) 0 0
\(3\) −1.56155 −0.901563 −0.450781 0.892634i \(-0.648855\pi\)
−0.450781 + 0.892634i \(0.648855\pi\)
\(4\) 0 0
\(5\) −1.00000 −0.447214
\(6\) 0 0
\(7\) −0.438447 −0.165717 −0.0828587 0.996561i \(-0.526405\pi\)
−0.0828587 + 0.996561i \(0.526405\pi\)
\(8\) 0 0
\(9\) −0.561553 −0.187184
\(10\) 0 0
\(11\) 0 0
\(12\) 0 0
\(13\) −7.12311 −1.97559 −0.987797 0.155747i \(-0.950222\pi\)
−0.987797 + 0.155747i \(0.950222\pi\)
\(14\) 0 0
\(15\) 1.56155 0.403191
\(16\) 0 0
\(17\) −4.68466 −1.13620 −0.568098 0.822961i \(-0.692321\pi\)
−0.568098 + 0.822961i \(0.692321\pi\)
\(18\) 0 0
\(19\) −5.56155 −1.27591 −0.637954 0.770075i \(-0.720219\pi\)
−0.637954 + 0.770075i \(0.720219\pi\)
\(20\) 0 0
\(21\) 0.684658 0.149405
\(22\) 0 0
\(23\) −7.12311 −1.48527 −0.742635 0.669696i \(-0.766424\pi\)
−0.742635 + 0.669696i \(0.766424\pi\)
\(24\) 0 0
\(25\) 1.00000 0.200000
\(26\) 0 0
\(27\) 5.56155 1.07032
\(28\) 0 0
\(29\) −4.43845 −0.824199 −0.412099 0.911139i \(-0.635204\pi\)
−0.412099 + 0.911139i \(0.635204\pi\)
\(30\) 0 0
\(31\) −5.56155 −0.998884 −0.499442 0.866347i \(-0.666462\pi\)
−0.499442 + 0.866347i \(0.666462\pi\)
\(32\) 0 0
\(33\) 0 0
\(34\) 0 0
\(35\) 0.438447 0.0741111
\(36\) 0 0
\(37\) 11.5616 1.90071 0.950354 0.311171i \(-0.100721\pi\)
0.950354 + 0.311171i \(0.100721\pi\)
\(38\) 0 0
\(39\) 11.1231 1.78112
\(40\) 0 0
\(41\) −4.24621 −0.663147 −0.331573 0.943429i \(-0.607579\pi\)
−0.331573 + 0.943429i \(0.607579\pi\)
\(42\) 0 0
\(43\) −5.12311 −0.781266 −0.390633 0.920546i \(-0.627744\pi\)
−0.390633 + 0.920546i \(0.627744\pi\)
\(44\) 0 0
\(45\) 0.561553 0.0837114
\(46\) 0 0
\(47\) 13.3693 1.95012 0.975058 0.221952i \(-0.0712428\pi\)
0.975058 + 0.221952i \(0.0712428\pi\)
\(48\) 0 0
\(49\) −6.80776 −0.972538
\(50\) 0 0
\(51\) 7.31534 1.02435
\(52\) 0 0
\(53\) −2.68466 −0.368766 −0.184383 0.982854i \(-0.559029\pi\)
−0.184383 + 0.982854i \(0.559029\pi\)
\(54\) 0 0
\(55\) 0 0
\(56\) 0 0
\(57\) 8.68466 1.15031
\(58\) 0 0
\(59\) −7.12311 −0.927349 −0.463675 0.886006i \(-0.653469\pi\)
−0.463675 + 0.886006i \(0.653469\pi\)
\(60\) 0 0
\(61\) 8.43845 1.08043 0.540216 0.841526i \(-0.318342\pi\)
0.540216 + 0.841526i \(0.318342\pi\)
\(62\) 0 0
\(63\) 0.246211 0.0310197
\(64\) 0 0
\(65\) 7.12311 0.883513
\(66\) 0 0
\(67\) 0 0 1.00000i \(-0.5\pi\)
1.00000i \(0.5\pi\)
\(68\) 0 0
\(69\) 11.1231 1.33906
\(70\) 0 0
\(71\) −8.68466 −1.03068 −0.515340 0.856986i \(-0.672334\pi\)
−0.515340 + 0.856986i \(0.672334\pi\)
\(72\) 0 0
\(73\) 7.12311 0.833696 0.416848 0.908976i \(-0.363135\pi\)
0.416848 + 0.908976i \(0.363135\pi\)
\(74\) 0 0
\(75\) −1.56155 −0.180313
\(76\) 0 0
\(77\) 0 0
\(78\) 0 0
\(79\) −13.3693 −1.50417 −0.752083 0.659069i \(-0.770951\pi\)
−0.752083 + 0.659069i \(0.770951\pi\)
\(80\) 0 0
\(81\) −7.00000 −0.777778
\(82\) 0 0
\(83\) 6.00000 0.658586 0.329293 0.944228i \(-0.393190\pi\)
0.329293 + 0.944228i \(0.393190\pi\)
\(84\) 0 0
\(85\) 4.68466 0.508123
\(86\) 0 0
\(87\) 6.93087 0.743067
\(88\) 0 0
\(89\) −2.68466 −0.284573 −0.142287 0.989825i \(-0.545445\pi\)
−0.142287 + 0.989825i \(0.545445\pi\)
\(90\) 0 0
\(91\) 3.12311 0.327390
\(92\) 0 0
\(93\) 8.68466 0.900557
\(94\) 0 0
\(95\) 5.56155 0.570603
\(96\) 0 0
\(97\) −13.1231 −1.33245 −0.666225 0.745751i \(-0.732091\pi\)
−0.666225 + 0.745751i \(0.732091\pi\)
\(98\) 0 0
\(99\) 0 0
Currently showing only \(a_p\); display all \(a_n\) Currently showing all \(a_n\); display only \(a_p\)

Twists

       By twisting character
Char Parity Ord Type Twist Min Dim
1.1 even 1 trivial 4840.2.a.m.1.1 2
4.3 odd 2 9680.2.a.bm.1.2 2
11.10 odd 2 440.2.a.g.1.1 2
33.32 even 2 3960.2.a.bf.1.1 2
44.43 even 2 880.2.a.k.1.2 2
55.32 even 4 2200.2.b.f.1849.3 4
55.43 even 4 2200.2.b.f.1849.2 4
55.54 odd 2 2200.2.a.l.1.2 2
88.21 odd 2 3520.2.a.bm.1.2 2
88.43 even 2 3520.2.a.br.1.1 2
132.131 odd 2 7920.2.a.by.1.2 2
220.43 odd 4 4400.2.b.w.4049.3 4
220.87 odd 4 4400.2.b.w.4049.2 4
220.219 even 2 4400.2.a.bt.1.1 2
    
        By twisted newform
Twist Min Dim Char Parity Ord Type
440.2.a.g.1.1 2 11.10 odd 2
880.2.a.k.1.2 2 44.43 even 2
2200.2.a.l.1.2 2 55.54 odd 2
2200.2.b.f.1849.2 4 55.43 even 4
2200.2.b.f.1849.3 4 55.32 even 4
3520.2.a.bm.1.2 2 88.21 odd 2
3520.2.a.br.1.1 2 88.43 even 2
3960.2.a.bf.1.1 2 33.32 even 2
4400.2.a.bt.1.1 2 220.219 even 2
4400.2.b.w.4049.2 4 220.87 odd 4
4400.2.b.w.4049.3 4 220.43 odd 4
4840.2.a.m.1.1 2 1.1 even 1 trivial
7920.2.a.by.1.2 2 132.131 odd 2
9680.2.a.bm.1.2 2 4.3 odd 2