Properties

Label 381.3.h.a
Level $381$
Weight $3$
Character orbit 381.h
Analytic conductor $10.381$
Analytic rank $0$
Dimension $42$
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] = [381,3,Mod(235,381)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(381, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([0, 1]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("381.235");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 381 = 3 \cdot 127 \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 381.h (of order \(6\), degree \(2\), 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: \(10.3814980721\)
Analytic rank: \(0\)
Dimension: \(42\)
Relative dimension: \(21\) over \(\Q(\zeta_{6})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{6}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 42 q + 2 q^{2} - 63 q^{3} + 86 q^{4} - 3 q^{6} + 30 q^{7} + 28 q^{8} + 63 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 42 q + 2 q^{2} - 63 q^{3} + 86 q^{4} - 3 q^{6} + 30 q^{7} + 28 q^{8} + 63 q^{9} - 8 q^{11} - 129 q^{12} + q^{13} - 21 q^{14} + 230 q^{16} - 13 q^{17} + 3 q^{18} - 2 q^{19} - 30 q^{21} + 5 q^{22} + 30 q^{23} - 42 q^{24} + 18 q^{25} + 60 q^{26} + 63 q^{28} + 3 q^{29} - 36 q^{30} + 12 q^{31} + 144 q^{32} + 7 q^{34} + 22 q^{35} + 129 q^{36} - 152 q^{37} + 102 q^{38} - 3 q^{39} - 29 q^{41} + 21 q^{42} - 132 q^{43} - 120 q^{46} - 154 q^{47} - 345 q^{48} + 71 q^{49} + 110 q^{50} - 181 q^{52} - 339 q^{53} - 48 q^{55} - 78 q^{56} + 3 q^{57} + 96 q^{58} - 105 q^{59} + 72 q^{60} - 286 q^{61} - 73 q^{62} + 820 q^{64} + 192 q^{65} + 114 q^{67} - 395 q^{68} - 30 q^{69} - 36 q^{70} + 92 q^{71} + 42 q^{72} + 220 q^{73} - 186 q^{74} - 27 q^{75} - 98 q^{76} - 180 q^{78} + 152 q^{79} - 189 q^{81} + 30 q^{82} + 228 q^{83} - 63 q^{84} - 495 q^{85} - 159 q^{86} - 6 q^{87} + 126 q^{88} + 108 q^{90} - 483 q^{91} + 579 q^{92} - 36 q^{93} - 402 q^{94} - 216 q^{96} + 144 q^{97} + 359 q^{98} + 24 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
235.1 −3.93967 −1.50000 0.866025i 11.5210 0.245375i 5.90951 + 3.41186i 4.02042 + 2.32119i −29.6304 1.50000 + 2.59808i 0.966698i
235.2 −3.27862 −1.50000 0.866025i 6.74932 2.44544i 4.91792 + 2.83936i −1.66076 0.958843i −9.01396 1.50000 + 2.59808i 8.01764i
235.3 −3.06107 −1.50000 0.866025i 5.37013 7.06047i 4.59160 + 2.65096i −8.16126 4.71191i −4.19406 1.50000 + 2.59808i 21.6126i
235.4 −3.06047 −1.50000 0.866025i 5.36645 4.88605i 4.59070 + 2.65044i 8.45105 + 4.87922i −4.18199 1.50000 + 2.59808i 14.9536i
235.5 −2.69015 −1.50000 0.866025i 3.23693 5.83417i 4.03523 + 2.32974i −1.51557 0.875012i 2.05277 1.50000 + 2.59808i 15.6948i
235.6 −1.80793 −1.50000 0.866025i −0.731399 3.62152i 2.71189 + 1.56571i 6.52168 + 3.76529i 8.55403 1.50000 + 2.59808i 6.54744i
235.7 −1.42604 −1.50000 0.866025i −1.96641 7.03999i 2.13906 + 1.23499i 7.13697 + 4.12053i 8.50834 1.50000 + 2.59808i 10.0393i
235.8 −1.38915 −1.50000 0.866025i −2.07025 2.98064i 2.08373 + 1.20304i −3.19454 1.84437i 8.43251 1.50000 + 2.59808i 4.14057i
235.9 −1.22733 −1.50000 0.866025i −2.49365 5.12021i 1.84100 + 1.06290i −5.55317 3.20612i 7.96988 1.50000 + 2.59808i 6.28421i
235.10 −0.394097 −1.50000 0.866025i −3.84469 7.24268i 0.591146 + 0.341298i 10.1127 + 5.83854i 3.09157 1.50000 + 2.59808i 2.85432i
235.11 0.352710 −1.50000 0.866025i −3.87560 0.563566i −0.529064 0.305455i −1.07479 0.620532i −2.77780 1.50000 + 2.59808i 0.198775i
235.12 0.613322 −1.50000 0.866025i −3.62384 4.76175i −0.919984 0.531153i −6.21008 3.58539i −4.67587 1.50000 + 2.59808i 2.92049i
235.13 0.642642 −1.50000 0.866025i −3.58701 9.34072i −0.963964 0.556545i −5.63829 3.25527i −4.87573 1.50000 + 2.59808i 6.00274i
235.14 1.07563 −1.50000 0.866025i −2.84302 5.19427i −1.61344 0.931521i 6.24536 + 3.60576i −7.36055 1.50000 + 2.59808i 5.58710i
235.15 2.04912 −1.50000 0.866025i 0.198891 0.581057i −3.07368 1.77459i −2.37943 1.37376i −7.78893 1.50000 + 2.59808i 1.19066i
235.16 2.21493 −1.50000 0.866025i 0.905904 0.500159i −3.32239 1.91818i 9.06847 + 5.23569i −6.85320 1.50000 + 2.59808i 1.10781i
235.17 2.42993 −1.50000 0.866025i 1.90458 5.08168i −3.64490 2.10438i 0.432202 + 0.249532i −5.09174 1.50000 + 2.59808i 12.3481i
235.18 3.07277 −1.50000 0.866025i 5.44189 6.37145i −4.60915 2.66109i 5.32719 + 3.07565i 4.43060 1.50000 + 2.59808i 19.5780i
235.19 3.18197 −1.50000 0.866025i 6.12491 1.68960i −4.77295 2.75566i −11.5695 6.67968i 6.76139 1.50000 + 2.59808i 5.37625i
235.20 3.72212 −1.50000 0.866025i 9.85416 5.60105i −5.58318 3.22345i 7.67665 + 4.43212i 21.7899 1.50000 + 2.59808i 20.8478i
See all 42 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 235.21
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
127.d odd 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 381.3.h.a 42
127.d odd 6 1 inner 381.3.h.a 42
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
381.3.h.a 42 1.a even 1 1 trivial
381.3.h.a 42 127.d odd 6 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{21} - T_{2}^{20} - 63 T_{2}^{19} + 56 T_{2}^{18} + 1666 T_{2}^{17} - 1293 T_{2}^{16} + \cdots - 132651 \) acting on \(S_{3}^{\mathrm{new}}(381, [\chi])\). Copy content Toggle raw display