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Properties

Label 1521.4.a.bk.1.4
Level $1521$
Weight $4$
Character 1521.1
Self dual yes
Analytic conductor $89.742$
Analytic rank $0$
Dimension $10$
Inner twists $2$

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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] = [1521,4,Mod(1,1521)] 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("1521.1"); S:= CuspForms(chi, 4); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(1521, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0])) N = Newforms(chi, 4, names="a")
 
Level: \( N \) \(=\) \( 1521 = 3^{2} \cdot 13^{2} \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 1521.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [10,0,0,60,0,0,0,0,0,80,0,0,0,60,0,500,-210] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(17)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(89.7419051187\)
Analytic rank: \(0\)
Dimension: \(10\)
Coefficient field: \(\mathbb{Q}[x]/(x^{10} - \cdots)\)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{10} - 70x^{8} + 1645x^{6} - 14700x^{4} + 44100x^{2} - 27648 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{19}]\)
Coefficient ring index: \( 2^{3}\cdot 3^{2} \)
Twist minimal: no (minimal twist has level 39)
Fricke sign: \(+1\)
Sato-Tate group: $\mathrm{SU}(2)$

Embedding invariants

Embedding label 1.4
Root \(-2.04224\) of defining polynomial
Character \(\chi\) \(=\) 1521.1

$q$-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)
 
\(f(q)\) \(=\) \(q-2.04224 q^{2} -3.82924 q^{4} -12.0825 q^{5} +29.7373 q^{7} +24.1582 q^{8} +24.6753 q^{10} -28.0636 q^{11} -60.7308 q^{14} -18.7029 q^{16} +50.6556 q^{17} +105.148 q^{19} +46.2667 q^{20} +57.3126 q^{22} +160.592 q^{23} +20.9857 q^{25} -113.871 q^{28} -140.105 q^{29} +223.593 q^{31} -155.070 q^{32} -103.451 q^{34} -359.300 q^{35} -228.352 q^{37} -214.739 q^{38} -291.890 q^{40} +295.902 q^{41} +192.103 q^{43} +107.462 q^{44} -327.968 q^{46} -36.9300 q^{47} +541.307 q^{49} -42.8579 q^{50} -149.102 q^{53} +339.077 q^{55} +718.399 q^{56} +286.128 q^{58} -438.867 q^{59} +286.146 q^{61} -456.631 q^{62} +466.313 q^{64} -537.128 q^{67} -193.973 q^{68} +733.777 q^{70} -102.729 q^{71} -75.5209 q^{73} +466.350 q^{74} -402.639 q^{76} -834.535 q^{77} +17.5526 q^{79} +225.977 q^{80} -604.304 q^{82} -1463.08 q^{83} -612.044 q^{85} -392.322 q^{86} -677.965 q^{88} +334.905 q^{89} -614.946 q^{92} +75.4200 q^{94} -1270.45 q^{95} -748.756 q^{97} -1105.48 q^{98} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 10 q + 60 q^{4} + 80 q^{10} + 60 q^{14} + 500 q^{16} - 210 q^{17} + 580 q^{22} + 120 q^{23} + 960 q^{25} - 990 q^{29} + 120 q^{35} - 1380 q^{38} + 2000 q^{40} - 740 q^{43} + 1550 q^{49} - 330 q^{53} + 520 q^{55}+ \cdots + 2760 q^{95}+O(q^{100}) \) 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:
\(n\) \(a_n\) \(a_n / n^{(k-1)/2}\) \( \alpha_n \) \( \theta_n \)
\(p\) \(a_p\) \(a_p / p^{(k-1)/2}\) \( \alpha_p\) \( \theta_p \)
\(2\) −2.04224 −0.722042 −0.361021 − 0.932558i \(-0.617572\pi\)
−0.361021 + 0.932558i \(0.617572\pi\)
\(3\) 0 0
\(4\) −3.82924 −0.478656
\(5\) −12.0825 −1.08069 −0.540344 − 0.841444i \(-0.681706\pi\)
−0.540344 + 0.841444i \(0.681706\pi\)
\(6\) 0 0
\(7\) 29.7373 1.60566 0.802832 − 0.596206i \(-0.203326\pi\)
0.802832 + 0.596206i \(0.203326\pi\)
\(8\) 24.1582 1.06765
\(9\) 0 0
\(10\) 24.6753 0.780302
\(11\) −28.0636 −0.769226 −0.384613 − 0.923078i \(-0.625665\pi\)
−0.384613 + 0.923078i \(0.625665\pi\)
\(12\) 0 0
\(13\) 0 0
\(14\) −60.7308 −1.15936
\(15\) 0 0
\(16\) −18.7029 −0.292233
\(17\) 50.6556 0.722693 0.361347 − 0.932432i \(-0.382317\pi\)
0.361347 + 0.932432i \(0.382317\pi\)
\(18\) 0 0
\(19\) 105.148 1.26962 0.634808 − 0.772670i \(-0.281079\pi\)
0.634808 + 0.772670i \(0.281079\pi\)
\(20\) 46.2667 0.517277
\(21\) 0 0
\(22\) 57.3126 0.555413
\(23\) 160.592 1.45590 0.727951 − 0.685629i \(-0.240473\pi\)
0.727951 + 0.685629i \(0.240473\pi\)
\(24\) 0 0
\(25\) 20.9857 0.167886
\(26\) 0 0
\(27\) 0 0
\(28\) −113.871 −0.768560
\(29\) −140.105 −0.897132 −0.448566 − 0.893750i \(-0.648065\pi\)
−0.448566 + 0.893750i \(0.648065\pi\)
\(30\) 0 0
\(31\) 223.593 1.29544 0.647718 − 0.761880i \(-0.275724\pi\)
0.647718 + 0.761880i \(0.275724\pi\)
\(32\) −155.070 −0.856647
\(33\) 0 0
\(34\) −103.451 −0.521815
\(35\) −359.300 −1.73522
\(36\) 0 0
\(37\) −228.352 −1.01462 −0.507308 − 0.861765i \(-0.669359\pi\)
−0.507308 + 0.861765i \(0.669359\pi\)
\(38\) −214.739 −0.916716
\(39\) 0 0
\(40\) −291.890 −1.15380
\(41\) 295.902 1.12713 0.563563 − 0.826073i \(-0.309430\pi\)
0.563563 + 0.826073i \(0.309430\pi\)
\(42\) 0 0
\(43\) 192.103 0.681291 0.340645 − 0.940192i \(-0.389354\pi\)
0.340645 + 0.940192i \(0.389354\pi\)
\(44\) 107.462 0.368194
\(45\) 0 0
\(46\) −327.968 −1.05122
\(47\) −36.9300 −0.114613 −0.0573063 − 0.998357i \(-0.518251\pi\)
−0.0573063 + 0.998357i \(0.518251\pi\)
\(48\) 0 0
\(49\) 541.307 1.57815
\(50\) −42.8579 −0.121220
\(51\) 0 0
\(52\) 0 0
\(53\) −149.102 −0.386429 −0.193214 − 0.981157i \(-0.561891\pi\)
−0.193214 + 0.981157i \(0.561891\pi\)
\(54\) 0 0
\(55\) 339.077 0.831293
\(56\) 718.399 1.71429
\(57\) 0 0
\(58\) 286.128 0.647767
\(59\) −438.867 −0.968400 −0.484200 − 0.874957i \(-0.660889\pi\)
−0.484200 + 0.874957i \(0.660889\pi\)
\(60\) 0 0
\(61\) 286.146 0.600610 0.300305 − 0.953843i \(-0.402912\pi\)
0.300305 + 0.953843i \(0.402912\pi\)
\(62\) −456.631 −0.935358
\(63\) 0 0
\(64\) 466.313 0.910768
\(65\) 0 0
\(66\) 0 0
\(67\) −537.128 −0.979412 −0.489706 − 0.871888i \(-0.662896\pi\)
−0.489706 + 0.871888i \(0.662896\pi\)
\(68\) −193.973 −0.345921
\(69\) 0 0
\(70\) 733.777 1.25290
\(71\) −102.729 −0.171713 −0.0858567 − 0.996307i \(-0.527363\pi\)
−0.0858567 + 0.996307i \(0.527363\pi\)
\(72\) 0 0
\(73\) −75.5209 −0.121083 −0.0605414 − 0.998166i \(-0.519283\pi\)
−0.0605414 + 0.998166i \(0.519283\pi\)
\(74\) 466.350 0.732596
\(75\) 0 0
\(76\) −402.639 −0.607709
\(77\) −834.535 −1.23512
\(78\) 0 0
\(79\) 17.5526 0.0249978 0.0124989 − 0.999922i \(-0.496021\pi\)
0.0124989 + 0.999922i \(0.496021\pi\)
\(80\) 225.977 0.315813
\(81\) 0 0
\(82\) −604.304 −0.813831
\(83\) −1463.08 −1.93487 −0.967434 − 0.253122i \(-0.918543\pi\)
−0.967434 + 0.253122i \(0.918543\pi\)
\(84\) 0 0
\(85\) −612.044 −0.781005
\(86\) −392.322 −0.491920
\(87\) 0 0
\(88\) −677.965 −0.821265
\(89\) 334.905 0.398875 0.199438 − 0.979911i \(-0.436089\pi\)
0.199438 + 0.979911i \(0.436089\pi\)
\(90\) 0 0
\(91\) 0 0
\(92\) −614.946 −0.696876
\(93\) 0 0
\(94\) 75.4200 0.0827551
\(95\) −1270.45 −1.37206
\(96\) 0 0
\(97\) −748.756 −0.783760 −0.391880 − 0.920016i \(-0.628175\pi\)
−0.391880 + 0.920016i \(0.628175\pi\)
\(98\) −1105.48 −1.13949
\(99\) 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 1521.4.a.bk.1.4 10
3.2 odd 2 507.4.a.r.1.7 10
13.6 odd 12 117.4.q.e.10.4 10
13.11 odd 12 117.4.q.e.82.4 10
13.12 even 2 inner 1521.4.a.bk.1.7 10
39.5 even 4 507.4.b.i.337.4 10
39.8 even 4 507.4.b.i.337.7 10
39.11 even 12 39.4.j.c.4.2 ✓ 10
39.32 even 12 39.4.j.c.10.2 yes 10
39.38 odd 2 507.4.a.r.1.4 10
156.11 odd 12 624.4.bv.h.433.4 10
156.71 odd 12 624.4.bv.h.49.2 10
    
        By twisted newform
Twist Min Dim Char Parity Ord Type
39.4.j.c.4.2 ✓ 10 39.11 even 12
39.4.j.c.10.2 yes 10 39.32 even 12
117.4.q.e.10.4 10 13.6 odd 12
117.4.q.e.82.4 10 13.11 odd 12
507.4.a.r.1.4 10 39.38 odd 2
507.4.a.r.1.7 10 3.2 odd 2
507.4.b.i.337.4 10 39.5 even 4
507.4.b.i.337.7 10 39.8 even 4
624.4.bv.h.49.2 10 156.71 odd 12
624.4.bv.h.433.4 10 156.11 odd 12
1521.4.a.bk.1.4 10 1.1 even 1 trivial
1521.4.a.bk.1.7 10 13.12 even 2 inner