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Properties

Label 81.3.h.a
Level $81$
Weight $3$
Character orbit 81.h
Analytic conductor $2.207$
Analytic rank $0$
Dimension $306$
CM no
Inner twists $2$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [81,3,Mod(2,81)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(81, base_ring=CyclotomicField(54))
 
chi = DirichletCharacter(H, H._module([1]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("81.2");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 81 = 3^{4} \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 81.h (of order \(54\), degree \(18\), 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: \(2.20709014132\)
Analytic rank: \(0\)
Dimension: \(306\)
Relative dimension: \(17\) over \(\Q(\zeta_{54})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{54}]$

$q$-expansion

The dimension is sufficiently large that we do not compute an algebraic \(q\)-expansion, but we have computed the trace expansion.

\(\operatorname{Tr}(f)(q) = \) \( 306 q - 18 q^{2} - 18 q^{3} - 18 q^{4} - 18 q^{5} - 18 q^{6} - 18 q^{7} - 18 q^{8} - 18 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 306 q - 18 q^{2} - 18 q^{3} - 18 q^{4} - 18 q^{5} - 18 q^{6} - 18 q^{7} - 18 q^{8} - 18 q^{9} - 18 q^{10} - 18 q^{11} - 18 q^{12} - 18 q^{13} - 18 q^{14} - 18 q^{15} - 18 q^{16} - 18 q^{17} - 90 q^{18} - 18 q^{19} - 234 q^{20} - 153 q^{21} - 18 q^{22} - 99 q^{23} - 126 q^{24} - 18 q^{25} - 27 q^{26} + 9 q^{27} - 9 q^{28} + 63 q^{29} + 198 q^{30} - 18 q^{31} + 306 q^{32} + 171 q^{33} - 18 q^{34} + 225 q^{35} + 342 q^{36} - 18 q^{37} + 90 q^{38} - 18 q^{39} - 18 q^{40} - 234 q^{41} - 513 q^{42} - 18 q^{43} - 666 q^{44} - 450 q^{45} - 18 q^{46} - 342 q^{47} - 513 q^{48} - 18 q^{49} - 369 q^{50} - 144 q^{51} - 54 q^{52} - 27 q^{53} + 108 q^{54} - 9 q^{55} + 396 q^{56} + 198 q^{57} - 18 q^{58} + 360 q^{59} + 801 q^{60} - 18 q^{61} + 873 q^{62} + 522 q^{63} - 18 q^{64} + 1170 q^{65} + 1926 q^{66} - 369 q^{67} + 2169 q^{68} + 1062 q^{69} - 558 q^{70} + 630 q^{71} + 1710 q^{72} - 18 q^{73} + 846 q^{74} + 432 q^{75} - 342 q^{76} + 414 q^{77} + 189 q^{78} - 72 q^{79} - 90 q^{81} - 36 q^{82} - 234 q^{83} - 945 q^{84} + 252 q^{85} - 882 q^{86} - 1026 q^{87} + 630 q^{88} - 1314 q^{89} - 2529 q^{90} - 18 q^{91} - 3960 q^{92} - 2214 q^{93} + 738 q^{94} - 2394 q^{95} - 3321 q^{96} + 441 q^{97} - 2853 q^{98} - 1566 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Display 100 coefficients 10 coefficients

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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
2.1 −3.74703 − 0.218240i −2.98307 − 0.318284i 10.0197 + 1.17113i 1.51414 + 6.38868i 11.1082 + 1.84364i −3.22727 − 4.33498i −22.5029 − 3.96787i 8.79739 + 1.89893i −4.27928 − 24.2690i
2.2 −3.51578 − 0.204771i 1.87859 + 2.33900i 8.34586 + 0.975491i −0.560130 − 2.36337i −6.12575 − 8.60809i 0.853586 + 1.14656i −15.2695 − 2.69243i −1.94182 + 8.78802i 1.48535 + 8.42381i
2.3 −3.19159 − 0.185889i 0.779433 − 2.89698i 6.17872 + 0.722189i −1.14257 − 4.82088i −3.02614 + 9.10107i 2.64358 + 3.55094i −6.99198 − 1.23288i −7.78497 − 4.51600i 2.75046 + 15.5986i
2.4 −2.38296 − 0.138791i 2.64624 − 1.41330i 1.68627 + 0.197097i 1.89333 + 7.98858i −6.50203 + 3.00056i −1.92617 − 2.58729i 5.41197 + 0.954277i 5.00517 − 7.47986i −3.40297 − 19.2992i
2.5 −2.16212 − 0.125929i −2.73727 + 1.22773i 0.685955 + 0.0801767i −1.17077 − 4.93986i 6.07293 − 2.30981i 5.31774 + 7.14296i 7.05851 + 1.24461i 5.98534 − 6.72129i 1.90927 + 10.8280i
2.6 −1.71539 − 0.0999103i −0.611041 + 2.93711i −1.04036 − 0.121601i 0.258193 + 1.08940i 1.34162 − 4.97725i −6.70340 − 9.00422i 8.54126 + 1.50605i −8.25326 − 3.58939i −0.334060 − 1.89455i
2.7 −1.04279 − 0.0607357i −2.04391 − 2.19600i −2.88923 − 0.337702i 1.21177 + 5.11287i 1.99800 + 2.41411i 4.42126 + 5.93878i 7.10711 + 1.25318i −0.644854 + 8.97687i −0.953092 − 5.40525i
2.8 −0.614022 − 0.0357627i 2.99545 − 0.165205i −3.59721 − 0.420453i −2.20305 − 9.29539i −1.84518 − 0.00568553i −3.03111 − 4.07148i 4.61661 + 0.814032i 8.94541 − 0.989729i 1.02029 + 5.78637i
2.9 −0.272030 − 0.0158440i 2.02197 + 2.21622i −3.89920 − 0.455752i 0.613475 + 2.58845i −0.514925 − 0.634914i 5.77313 + 7.75466i 2.12689 + 0.375028i −0.823240 + 8.96227i −0.125872 − 0.713857i
2.10 −0.218910 − 0.0127500i 0.445650 − 2.96671i −3.92519 − 0.458789i −0.196368 − 0.828540i −0.135383 + 0.643760i −2.81710 − 3.78402i 1.71721 + 0.302791i −8.60279 − 2.64424i 0.0324228 + 0.183879i
2.11 1.00396 + 0.0584742i −2.94698 − 0.561535i −2.96843 − 0.346960i −0.829724 − 3.50088i −2.92582 − 0.736083i −3.90171 − 5.24091i −6.92145 − 1.22044i 8.36936 + 3.30966i −0.628301 − 3.56327i
2.12 1.44133 + 0.0839482i −1.99809 + 2.23778i −1.90256 − 0.222377i 1.78114 + 7.51523i −3.06777 + 3.05765i 0.363641 + 0.488455i −8.41092 − 1.48307i −1.01527 − 8.94255i 1.93633 + 10.9815i
2.13 2.03769 + 0.118682i 2.77384 − 1.14271i 0.165158 + 0.0193041i 0.612887 + 2.58597i 5.78787 − 1.99929i 1.33468 + 1.79278i −7.70630 − 1.35883i 6.38843 − 6.33940i 0.941967 + 5.34216i
2.14 2.62917 + 0.153131i −0.579386 − 2.94352i 2.91611 + 0.340844i −1.61217 − 6.80228i −1.07256 − 7.82773i 6.82619 + 9.16917i −2.75970 − 0.486609i −8.32862 + 3.41087i −3.19702 − 18.1312i
2.15 2.79319 + 0.162685i 1.52144 + 2.58558i 3.80251 + 0.444450i −0.618939 − 2.61151i 3.82905 + 7.46953i −3.52360 − 4.73302i −0.472829 − 0.0833725i −4.37041 + 7.86762i −1.30396 − 7.39515i
2.16 3.40512 + 0.198326i −1.03823 − 2.81462i 7.58258 + 0.886276i 1.79915 + 7.59120i −2.97709 − 9.79003i −7.23042 − 9.71214i 12.2075 + 2.15252i −6.84415 + 5.84445i 4.62078 + 26.2058i
2.17 3.55891 + 0.207283i −2.59188 + 1.51068i 8.64995 + 1.01103i −0.346846 − 1.46346i −9.53743 + 4.83912i 4.11378 + 5.52576i 16.5317 + 2.91499i 4.43571 − 7.83100i −0.931045 − 5.28022i
5.1 −0.860368 − 3.63018i 0.315927 + 2.98332i −8.86342 + 4.45138i −2.70864 + 2.01651i 10.5582 − 3.71362i −9.77832 + 6.43130i 14.1928 + 16.9143i −8.80038 + 1.88502i 9.65071 + 8.09791i
5.2 −0.769839 − 3.24821i 2.36730 − 1.84279i −6.38367 + 3.20600i 5.00097 − 3.72308i −7.80821 − 6.27084i −2.54834 + 1.67607i 6.74517 + 8.03858i 2.20825 − 8.72489i −15.9433 − 13.3780i
5.3 −0.723056 − 3.05081i −0.981828 − 2.83479i −5.21012 + 2.61662i −4.98049 + 3.70784i −7.93849 + 5.04508i 4.70676 − 3.09568i 3.68862 + 4.39593i −7.07203 + 5.56655i 14.9131 + 12.5136i
See next 80 embeddings (of 306 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 2.17
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
81.h odd 54 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 81.3.h.a ✓ 306
3.b odd 2 1 243.3.h.a 306
81.g even 27 1 243.3.h.a 306
81.h odd 54 1 inner 81.3.h.a ✓ 306
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
81.3.h.a ✓ 306 1.a even 1 1 trivial
81.3.h.a ✓ 306 81.h odd 54 1 inner
243.3.h.a 306 3.b odd 2 1
243.3.h.a 306 81.g even 27 1

Hecke kernels

This newform subspace is the entire newspace \(S_{3}^{\mathrm{new}}(81, [\chi])\).