Properties

Label 229.4.b.a
Level $229$
Weight $4$
Character orbit 229.b
Analytic conductor $13.511$
Analytic rank $0$
Dimension $56$
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] = [229,4,Mod(228,229)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(229, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1]))
 
N = Newforms(chi, 4, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("229.228");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 229 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 229.b (of order \(2\), degree \(1\), 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: \(13.5114373913\)
Analytic rank: \(0\)
Dimension: \(56\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 56 q - 6 q^{3} - 206 q^{4} + 6 q^{5} + 462 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 56 q - 6 q^{3} - 206 q^{4} + 6 q^{5} + 462 q^{9} + 50 q^{11} + 150 q^{14} + 192 q^{15} + 642 q^{16} - 160 q^{17} - 242 q^{19} - 252 q^{20} + 1238 q^{25} + 228 q^{26} - 132 q^{27} + 100 q^{33} - 1352 q^{36} + 290 q^{37} + 1106 q^{42} - 842 q^{43} - 1742 q^{44} + 1250 q^{45} - 932 q^{46} - 1712 q^{48} - 2128 q^{49} + 1808 q^{51} + 362 q^{53} - 2060 q^{55} - 1706 q^{56} - 1404 q^{57} - 2664 q^{58} - 3608 q^{60} + 946 q^{61} + 280 q^{62} - 826 q^{64} + 1000 q^{68} + 2600 q^{70} + 1164 q^{71} + 614 q^{75} + 4770 q^{76} + 3082 q^{78} - 5342 q^{80} + 7472 q^{81} + 5448 q^{82} - 2554 q^{83} + 4596 q^{85} + 1716 q^{91} - 1226 q^{94} - 496 q^{95} + 3728 q^{97} - 2502 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
228.1 5.46388i −0.767395 −21.8540 9.08219 4.19296i 9.66785i 75.6968i −26.4111 49.6240i
228.2 5.17776i −1.78248 −18.8092 −21.7027 9.22928i 17.5058i 55.9675i −23.8227 112.372i
228.3 5.16709i −9.25041 −18.6988 −4.82603 47.7977i 0.0486628i 55.2818i 58.5701 24.9365i
228.4 5.14688i 5.20947 −18.4904 4.78478 26.8125i 16.0240i 53.9927i 0.138597 24.6267i
228.5 4.79643i 9.86972 −15.0058 8.19619 47.3395i 28.2308i 33.6027i 70.4114 39.3125i
228.6 4.73268i 5.64513 −14.3982 −13.6820 26.7166i 14.8658i 30.2807i 4.86752 64.7527i
228.7 4.64893i −4.95089 −13.6125 20.5643 23.0163i 11.7155i 26.0923i −2.48869 95.6018i
228.8 4.63097i −4.43171 −13.4459 −6.29513 20.5231i 29.7869i 25.2199i −7.35992 29.1526i
228.9 3.98943i −3.89276 −7.91557 −3.32941 15.5299i 25.6939i 0.336816i −11.8464 13.2825i
228.10 3.77997i −8.53572 −6.28816 7.69028 32.2648i 4.03200i 6.47070i 45.8585 29.0690i
228.11 3.76451i 4.79341 −6.17150 3.79670 18.0448i 26.0415i 6.88338i −4.02323 14.2927i
228.12 3.57109i −0.590279 −4.75271 7.37429 2.10794i 27.6331i 11.5964i −26.6516 26.3343i
228.13 3.38044i 2.76698 −3.42738 16.9885 9.35360i 19.8245i 15.4575i −19.3438 57.4287i
228.14 3.35539i 8.67945 −3.25863 18.2820 29.1229i 17.3772i 15.9091i 48.3329 61.3433i
228.15 3.34142i 4.04082 −3.16510 −10.7024 13.5021i 2.38275i 16.1554i −10.6717 35.7613i
228.16 2.72781i −1.51871 0.559045 −3.51675 4.14275i 1.35077i 23.3475i −24.6935 9.59302i
228.17 2.68551i −6.31309 0.788026 −19.7725 16.9539i 10.9949i 23.6003i 12.8551 53.0994i
228.18 2.63765i 9.14912 1.04282 −12.5471 24.1321i 11.1082i 23.8518i 56.7063 33.0948i
228.19 1.77618i −9.83382 4.84519 −10.1400 17.4666i 35.3633i 22.8153i 69.7040 18.0105i
228.20 1.66353i −8.39753 5.23268 8.25562 13.9695i 24.2347i 22.0129i 43.5185 13.7334i
See all 56 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 228.56
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
229.b even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 229.4.b.a 56
229.b even 2 1 inner 229.4.b.a 56
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
229.4.b.a 56 1.a even 1 1 trivial
229.4.b.a 56 229.b even 2 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{4}^{\mathrm{new}}(229, [\chi])\).