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Properties

Label 169.2.k.a
Level $169$
Weight $2$
Character orbit 169.k
Analytic conductor $1.349$
Analytic rank $0$
Dimension $360$
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] = [169,2,Mod(4,169)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(169, base_ring=CyclotomicField(78))
 
chi = DirichletCharacter(H, H._module([1]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("169.4");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 169 = 13^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 169.k (of order \(78\), degree \(24\), 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: \(1.34947179416\)
Analytic rank: \(0\)
Dimension: \(360\)
Relative dimension: \(15\) over \(\Q(\zeta_{78})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{78}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 360 q - 23 q^{2} - 24 q^{3} - 41 q^{4} - 26 q^{5} - 32 q^{6} - 26 q^{7} - 26 q^{8} - 11 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 360 q - 23 q^{2} - 24 q^{3} - 41 q^{4} - 26 q^{5} - 32 q^{6} - 26 q^{7} - 26 q^{8} - 11 q^{9} - 27 q^{10} - 26 q^{11} - 14 q^{12} - 34 q^{13} - 30 q^{14} - 84 q^{15} - 13 q^{16} - 31 q^{17} + 52 q^{18} - 33 q^{19} - 29 q^{20} - 26 q^{21} - 33 q^{22} + 57 q^{23} + 58 q^{24} + 2 q^{25} - 29 q^{26} - 30 q^{27} - 26 q^{28} - 19 q^{29} + 178 q^{30} - 78 q^{31} - 30 q^{32} - 26 q^{33} - 91 q^{34} - 18 q^{35} - 51 q^{36} - 41 q^{37} + 25 q^{38} + 12 q^{39} - 134 q^{40} - 17 q^{41} + 250 q^{42} - 28 q^{43} + 42 q^{45} + 18 q^{46} + 117 q^{47} - 57 q^{48} - 117 q^{49} - 20 q^{50} - 59 q^{51} + 37 q^{52} - 75 q^{53} + 118 q^{54} + 64 q^{55} - 42 q^{56} - 104 q^{57} - 87 q^{58} + 170 q^{59} + 78 q^{60} - 15 q^{61} + 19 q^{62} + 39 q^{63} + 32 q^{64} - 17 q^{65} + 73 q^{66} + 20 q^{67} - 76 q^{68} - 11 q^{69} + 46 q^{71} - 198 q^{72} - 26 q^{73} + 29 q^{74} - 70 q^{75} + 58 q^{76} + 6 q^{77} + 128 q^{78} - 54 q^{79} - 24 q^{80} - 7 q^{81} + 81 q^{82} + 234 q^{83} - 273 q^{84} - 74 q^{85} + 52 q^{86} - 112 q^{87} + 256 q^{88} - 27 q^{89} + 28 q^{90} - 78 q^{91} - 34 q^{92} + 51 q^{93} + 28 q^{94} - 11 q^{95} + 143 q^{96} + 40 q^{97} - 47 q^{98}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
4.1 −2.81837 − 0.113576i 0.467697 − 1.61468i 5.93678 + 0.479267i 1.59753 + 0.605865i −1.50153 + 4.49764i 1.15667 + 2.71481i −11.0774 − 1.34504i 0.147123 + 0.0930351i −4.43363 − 1.88899i
4.2 −2.41817 − 0.0974488i −0.437408 + 1.51011i 3.84452 + 0.310362i −2.71784 − 1.03074i 1.20488 − 3.60907i −0.958962 − 2.25077i −4.46148 − 0.541722i 0.446473 + 0.282332i 6.47174 + 2.75735i
4.3 −2.00062 − 0.0806224i −0.731230 + 2.52450i 2.00248 + 0.161657i 3.39858 + 1.28891i 1.66645 − 4.99162i 0.132610 + 0.311247i −0.0178867 − 0.00217183i −3.30283 − 2.08858i −6.69537 − 2.85263i
4.4 −1.59712 − 0.0643616i 0.883856 − 3.05143i 0.553124 + 0.0446528i −1.36888 − 0.519147i −1.60802 + 4.81660i −0.861700 − 2.02248i 2.29299 + 0.278419i −5.99443 − 3.79065i 2.15285 + 0.917242i
4.5 −1.55556 − 0.0626871i 0.386039 − 1.33276i 0.422335 + 0.0340944i 1.77605 + 0.673567i −0.684055 + 2.04899i −0.0926507 − 0.217459i 2.43612 + 0.295798i 0.908347 + 0.574404i −2.72054 − 1.15911i
4.6 −1.34677 − 0.0542729i 0.0769569 − 0.265686i −0.182676 − 0.0147471i −2.82623 − 1.07185i −0.118063 + 0.353641i 1.59063 + 3.73334i 2.92129 + 0.354709i 2.47090 + 1.56250i 3.74810 + 1.59692i
4.7 −0.522698 − 0.0210640i −0.684753 + 2.36404i −1.72074 − 0.138913i −1.25186 − 0.474767i 0.407715 − 1.22126i −0.851571 − 1.99871i 1.93512 + 0.234966i −2.58423 − 1.63417i 0.644343 + 0.274529i
4.8 −0.0643979 − 0.00259515i −0.109583 + 0.378323i −1.98937 − 0.160599i 1.64339 + 0.623256i 0.00803870 − 0.0240788i 0.909238 + 2.13406i 0.255655 + 0.0310422i 2.40445 + 1.52048i −0.104214 − 0.0444013i
4.9 0.397859 + 0.0160332i 0.320025 − 1.10485i −1.83548 − 0.148175i −2.52701 − 0.958369i 0.145039 − 0.434446i −1.61420 − 3.78868i −1.51844 − 0.184373i 1.41728 + 0.896235i −0.990029 − 0.421812i
4.10 0.596805 + 0.0240504i 0.703900 − 2.43014i −1.63792 − 0.132226i 3.70001 + 1.40323i 0.478537 − 1.43339i −0.324840 − 0.762428i −2.16021 − 0.262296i −2.87456 − 1.81776i 2.17443 + 0.926440i
4.11 1.10078 + 0.0443599i −0.581947 + 2.00912i −0.783766 − 0.0632721i 1.05138 + 0.398737i −0.729720 + 2.18578i 1.23850 + 2.90687i −3.04723 − 0.370001i −1.16231 − 0.735002i 1.13965 + 0.485561i
4.12 1.69738 + 0.0684019i 0.785283 − 2.71111i 0.882895 + 0.0712746i −1.38138 − 0.523888i 1.51837 − 4.54806i 1.73151 + 4.06400i −1.87901 − 0.228153i −4.19788 − 2.65458i −2.30888 − 0.983724i
4.13 1.95970 + 0.0789734i 0.177516 − 0.612858i 1.84069 + 0.148596i 0.0713672 + 0.0270660i 0.396279 − 1.18700i −0.605333 − 1.42077i −0.298517 − 0.0362466i 2.19149 + 1.38581i 0.137721 + 0.0586775i
4.14 1.99581 + 0.0804286i −0.751408 + 2.59416i 1.98329 + 0.160108i 1.41011 + 0.534785i −1.70832 + 5.11703i −1.63799 − 3.84451i −0.0203394 − 0.00246965i −3.62949 − 2.29515i 2.77131 + 1.18074i
4.15 2.57861 + 0.103914i −0.381537 + 1.31722i 4.64490 + 0.374975i −3.32428 − 1.26073i −1.12071 + 3.35694i 0.633807 + 1.48760i 6.81465 + 0.827448i 0.946076 + 0.598262i −8.44101 − 3.59638i
10.1 −2.60774 − 0.532374i −2.66189 + 0.432599i 4.67692 + 1.99265i −0.498005 + 2.02048i 7.17182 + 0.289014i 1.97372 − 0.936542i −6.75456 − 4.66233i 4.05291 − 1.35306i 2.37432 − 5.00377i
10.2 −2.52063 − 0.514590i 2.70717 − 0.439959i 4.24882 + 1.81025i 0.847165 − 3.43708i −7.05019 − 0.284113i 0.693293 − 0.328971i −5.54370 − 3.82654i 4.28962 − 1.43209i −3.90408 + 8.22767i
10.3 −1.99584 − 0.407454i 1.34046 − 0.217845i 1.97740 + 0.842491i −0.647035 + 2.62512i −2.76410 − 0.111389i −3.12689 + 1.48373i −0.250449 − 0.172873i −1.09624 + 0.365979i 2.36099 − 4.97569i
10.4 −1.98141 − 0.404507i −0.359410 + 0.0584099i 1.92239 + 0.819053i 0.199530 − 0.809524i 0.735766 + 0.0296503i 0.512743 − 0.243300i −0.149120 − 0.102930i −2.71985 + 0.908018i −0.722808 + 1.52328i
10.5 −1.44039 − 0.294058i −2.46995 + 0.401407i 0.148295 + 0.0631826i 0.720721 − 2.92408i 3.67574 + 0.148127i −2.39377 + 1.13586i 2.22471 + 1.53561i 3.09394 − 1.03291i −1.89797 + 3.99988i
See next 80 embeddings (of 360 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 4.15
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
169.k even 78 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 169.2.k.a ✓ 360
169.k even 78 1 inner 169.2.k.a ✓ 360
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
169.2.k.a ✓ 360 1.a even 1 1 trivial
169.2.k.a ✓ 360 169.k even 78 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(169, [\chi])\).