Show commands: Magma / Pari/GP / SageMath

Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [550,2,Mod(1,550)] 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("550.1"); S:= CuspForms(chi, 2); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(550, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0])) N = Newforms(chi, 2, names="a")
 
Level: \( N \) \(=\) \( 550 = 2 \cdot 5^{2} \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 550.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [2,2,1,2,0,1,-1,2,11,0,-2,1,-4] 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: \(4.39177211117\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{33}) \)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} - x - 8 \) 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 110)
Fricke sign: \(-1\)
Sato-Tate group: $\mathrm{SU}(2)$

Embedding invariants

Embedding label 1.1
Root \(-2.37228\) of defining polynomial
Character \(\chi\) \(=\) 550.1

$q$-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)
 
\(f(q)\) \(=\) \(q+1.00000 q^{2} -2.37228 q^{3} +1.00000 q^{4} -2.37228 q^{6} +2.37228 q^{7} +1.00000 q^{8} +2.62772 q^{9} -1.00000 q^{11} -2.37228 q^{12} -2.00000 q^{13} +2.37228 q^{14} +1.00000 q^{16} +4.37228 q^{17} +2.62772 q^{18} +6.37228 q^{19} -5.62772 q^{21} -1.00000 q^{22} +8.74456 q^{23} -2.37228 q^{24} -2.00000 q^{26} +0.883156 q^{27} +2.37228 q^{28} -4.37228 q^{29} -2.37228 q^{31} +1.00000 q^{32} +2.37228 q^{33} +4.37228 q^{34} +2.62772 q^{36} -3.62772 q^{37} +6.37228 q^{38} +4.74456 q^{39} +11.4891 q^{41} -5.62772 q^{42} +4.00000 q^{43} -1.00000 q^{44} +8.74456 q^{46} +8.74456 q^{47} -2.37228 q^{48} -1.37228 q^{49} -10.3723 q^{51} -2.00000 q^{52} -13.1168 q^{53} +0.883156 q^{54} +2.37228 q^{56} -15.1168 q^{57} -4.37228 q^{58} +8.74456 q^{59} +0.372281 q^{61} -2.37228 q^{62} +6.23369 q^{63} +1.00000 q^{64} +2.37228 q^{66} -8.00000 q^{67} +4.37228 q^{68} -20.7446 q^{69} -7.11684 q^{71} +2.62772 q^{72} -7.48913 q^{73} -3.62772 q^{74} +6.37228 q^{76} -2.37228 q^{77} +4.74456 q^{78} -12.7446 q^{79} -9.97825 q^{81} +11.4891 q^{82} -8.74456 q^{83} -5.62772 q^{84} +4.00000 q^{86} +10.3723 q^{87} -1.00000 q^{88} +4.37228 q^{89} -4.74456 q^{91} +8.74456 q^{92} +5.62772 q^{93} +8.74456 q^{94} -2.37228 q^{96} +1.25544 q^{97} -1.37228 q^{98} -2.62772 q^{99} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q + 2 q^{2} + q^{3} + 2 q^{4} + q^{6} - q^{7} + 2 q^{8} + 11 q^{9} - 2 q^{11} + q^{12} - 4 q^{13} - q^{14} + 2 q^{16} + 3 q^{17} + 11 q^{18} + 7 q^{19} - 17 q^{21} - 2 q^{22} + 6 q^{23} + q^{24}+ \cdots - 11 q^{99}+O(q^{100}) \) 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:
\(n\) \(a_n\) \(a_n / n^{(k-1)/2}\) \( \alpha_n \) \( \theta_n \)
\(p\) \(a_p\) \(a_p / p^{(k-1)/2}\) \( \alpha_p\) \( \theta_p \)
\(2\) 1.00000 0.707107
\(3\) −2.37228 −1.36964 −0.684819 0.728714i \(-0.740119\pi\)
−0.684819 + 0.728714i \(0.740119\pi\)
\(4\) 1.00000 0.500000
\(5\) 0 0
\(6\) −2.37228 −0.968480
\(7\) 2.37228 0.896638 0.448319 0.893874i \(-0.352023\pi\)
0.448319 + 0.893874i \(0.352023\pi\)
\(8\) 1.00000 0.353553
\(9\) 2.62772 0.875906
\(10\) 0 0
\(11\) −1.00000 −0.301511
\(12\) −2.37228 −0.684819
\(13\) −2.00000 −0.554700 −0.277350 0.960769i \(-0.589456\pi\)
−0.277350 + 0.960769i \(0.589456\pi\)
\(14\) 2.37228 0.634019
\(15\) 0 0
\(16\) 1.00000 0.250000
\(17\) 4.37228 1.06043 0.530217 0.847862i \(-0.322110\pi\)
0.530217 + 0.847862i \(0.322110\pi\)
\(18\) 2.62772 0.619359
\(19\) 6.37228 1.46190 0.730951 0.682430i \(-0.239077\pi\)
0.730951 + 0.682430i \(0.239077\pi\)
\(20\) 0 0
\(21\) −5.62772 −1.22807
\(22\) −1.00000 −0.213201
\(23\) 8.74456 1.82337 0.911684 0.410893i \(-0.134783\pi\)
0.911684 + 0.410893i \(0.134783\pi\)
\(24\) −2.37228 −0.484240
\(25\) 0 0
\(26\) −2.00000 −0.392232
\(27\) 0.883156 0.169963
\(28\) 2.37228 0.448319
\(29\) −4.37228 −0.811912 −0.405956 0.913893i \(-0.633061\pi\)
−0.405956 + 0.913893i \(0.633061\pi\)
\(30\) 0 0
\(31\) −2.37228 −0.426074 −0.213037 0.977044i \(-0.568336\pi\)
−0.213037 + 0.977044i \(0.568336\pi\)
\(32\) 1.00000 0.176777
\(33\) 2.37228 0.412961
\(34\) 4.37228 0.749840
\(35\) 0 0
\(36\) 2.62772 0.437953
\(37\) −3.62772 −0.596393 −0.298197 0.954504i \(-0.596385\pi\)
−0.298197 + 0.954504i \(0.596385\pi\)
\(38\) 6.37228 1.03372
\(39\) 4.74456 0.759738
\(40\) 0 0
\(41\) 11.4891 1.79430 0.897150 0.441726i \(-0.145634\pi\)
0.897150 + 0.441726i \(0.145634\pi\)
\(42\) −5.62772 −0.868376
\(43\) 4.00000 0.609994 0.304997 0.952353i \(-0.401344\pi\)
0.304997 + 0.952353i \(0.401344\pi\)
\(44\) −1.00000 −0.150756
\(45\) 0 0
\(46\) 8.74456 1.28932
\(47\) 8.74456 1.27553 0.637763 0.770233i \(-0.279860\pi\)
0.637763 + 0.770233i \(0.279860\pi\)
\(48\) −2.37228 −0.342409
\(49\) −1.37228 −0.196040
\(50\) 0 0
\(51\) −10.3723 −1.45241
\(52\) −2.00000 −0.277350
\(53\) −13.1168 −1.80174 −0.900869 0.434092i \(-0.857069\pi\)
−0.900869 + 0.434092i \(0.857069\pi\)
\(54\) 0.883156 0.120182
\(55\) 0 0
\(56\) 2.37228 0.317009
\(57\) −15.1168 −2.00227
\(58\) −4.37228 −0.574109
\(59\) 8.74456 1.13845 0.569223 0.822183i \(-0.307244\pi\)
0.569223 + 0.822183i \(0.307244\pi\)
\(60\) 0 0
\(61\) 0.372281 0.0476657 0.0238329 0.999716i \(-0.492413\pi\)
0.0238329 + 0.999716i \(0.492413\pi\)
\(62\) −2.37228 −0.301280
\(63\) 6.23369 0.785371
\(64\) 1.00000 0.125000
\(65\) 0 0
\(66\) 2.37228 0.292008
\(67\) −8.00000 −0.977356 −0.488678 0.872464i \(-0.662521\pi\)
−0.488678 + 0.872464i \(0.662521\pi\)
\(68\) 4.37228 0.530217
\(69\) −20.7446 −2.49735
\(70\) 0 0
\(71\) −7.11684 −0.844614 −0.422307 0.906453i \(-0.638780\pi\)
−0.422307 + 0.906453i \(0.638780\pi\)
\(72\) 2.62772 0.309680
\(73\) −7.48913 −0.876536 −0.438268 0.898844i \(-0.644408\pi\)
−0.438268 + 0.898844i \(0.644408\pi\)
\(74\) −3.62772 −0.421714
\(75\) 0 0
\(76\) 6.37228 0.730951
\(77\) −2.37228 −0.270347
\(78\) 4.74456 0.537216
\(79\) −12.7446 −1.43388 −0.716938 0.697137i \(-0.754457\pi\)
−0.716938 + 0.697137i \(0.754457\pi\)
\(80\) 0 0
\(81\) −9.97825 −1.10869
\(82\) 11.4891 1.26876
\(83\) −8.74456 −0.959840 −0.479920 0.877312i \(-0.659334\pi\)
−0.479920 + 0.877312i \(0.659334\pi\)
\(84\) −5.62772 −0.614034
\(85\) 0 0
\(86\) 4.00000 0.431331
\(87\) 10.3723 1.11203
\(88\) −1.00000 −0.106600
\(89\) 4.37228 0.463461 0.231730 0.972780i \(-0.425561\pi\)
0.231730 + 0.972780i \(0.425561\pi\)
\(90\) 0 0
\(91\) −4.74456 −0.497365
\(92\) 8.74456 0.911684
\(93\) 5.62772 0.583567
\(94\) 8.74456 0.901933
\(95\) 0 0
\(96\) −2.37228 −0.242120
\(97\) 1.25544 0.127470 0.0637352 0.997967i \(-0.479699\pi\)
0.0637352 + 0.997967i \(0.479699\pi\)
\(98\) −1.37228 −0.138621
\(99\) −2.62772 −0.264096
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 550.2.a.n.1.1 2
3.2 odd 2 4950.2.a.bw.1.2 2
4.3 odd 2 4400.2.a.bl.1.2 2
5.2 odd 4 550.2.b.f.199.4 4
5.3 odd 4 550.2.b.f.199.1 4
5.4 even 2 110.2.a.d.1.2 2
11.10 odd 2 6050.2.a.cb.1.1 2
15.2 even 4 4950.2.c.bc.199.2 4
15.8 even 4 4950.2.c.bc.199.3 4
15.14 odd 2 990.2.a.m.1.1 2
20.3 even 4 4400.2.b.p.4049.3 4
20.7 even 4 4400.2.b.p.4049.2 4
20.19 odd 2 880.2.a.n.1.1 2
35.34 odd 2 5390.2.a.bp.1.1 2
40.19 odd 2 3520.2.a.bj.1.2 2
40.29 even 2 3520.2.a.bq.1.1 2
55.54 odd 2 1210.2.a.r.1.2 2
60.59 even 2 7920.2.a.bq.1.2 2
220.219 even 2 9680.2.a.bt.1.1 2
    
        By twisted newform
Twist Min Dim Char Parity Ord Type
110.2.a.d.1.2 2 5.4 even 2
550.2.a.n.1.1 2 1.1 even 1 trivial
550.2.b.f.199.1 4 5.3 odd 4
550.2.b.f.199.4 4 5.2 odd 4
880.2.a.n.1.1 2 20.19 odd 2
990.2.a.m.1.1 2 15.14 odd 2
1210.2.a.r.1.2 2 55.54 odd 2
3520.2.a.bj.1.2 2 40.19 odd 2
3520.2.a.bq.1.1 2 40.29 even 2
4400.2.a.bl.1.2 2 4.3 odd 2
4400.2.b.p.4049.2 4 20.7 even 4
4400.2.b.p.4049.3 4 20.3 even 4
4950.2.a.bw.1.2 2 3.2 odd 2
4950.2.c.bc.199.2 4 15.2 even 4
4950.2.c.bc.199.3 4 15.8 even 4
5390.2.a.bp.1.1 2 35.34 odd 2
6050.2.a.cb.1.1 2 11.10 odd 2
7920.2.a.bq.1.2 2 60.59 even 2
9680.2.a.bt.1.1 2 220.219 even 2