Properties

Label 946.2.w.b
Level $946$
Weight $2$
Character orbit 946.w
Analytic conductor $7.554$
Analytic rank $0$
Dimension $264$
CM no
Inner twists $2$

Related objects

Downloads

Learn more

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [946,2,Mod(175,946)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(946, base_ring=CyclotomicField(42))
 
chi = DirichletCharacter(H, H._module([21, 1]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("946.175");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 946 = 2 \cdot 11 \cdot 43 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 946.w (of order \(42\), degree \(12\), 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: \(7.55384803121\)
Analytic rank: \(0\)
Dimension: \(264\)
Relative dimension: \(22\) over \(\Q(\zeta_{42})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{42}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 264 q + 44 q^{2} - 44 q^{4} + 44 q^{8} - 20 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 264 q + 44 q^{2} - 44 q^{4} + 44 q^{8} - 20 q^{9} + 5 q^{11} - 7 q^{13} - 32 q^{15} - 44 q^{16} - q^{17} + 20 q^{18} - 21 q^{19} + 9 q^{22} - q^{23} - 7 q^{24} - 14 q^{25} - 7 q^{26} - 11 q^{29} + 4 q^{30} + 5 q^{31} + 44 q^{32} - 122 q^{33} + 15 q^{34} + 134 q^{36} - 72 q^{37} - 28 q^{38} + 86 q^{39} + 14 q^{40} - 28 q^{41} + 45 q^{43} - 9 q^{44} + 98 q^{45} - 6 q^{46} + 6 q^{47} - 140 q^{49} - 140 q^{50} + 7 q^{51} - 12 q^{53} + 42 q^{54} + 52 q^{55} - 2 q^{57} - 3 q^{58} + 44 q^{59} - 4 q^{60} + 71 q^{61} + 2 q^{62} - 24 q^{63} - 44 q^{64} - 68 q^{65} - 67 q^{66} + 25 q^{67} + 27 q^{68} + 74 q^{69} + 47 q^{71} + 20 q^{72} - 57 q^{73} + 2 q^{74} - 28 q^{75} + 28 q^{76} + 89 q^{77} + 12 q^{78} - 42 q^{79} + 99 q^{81} - 28 q^{82} - 44 q^{83} + 12 q^{85} - 17 q^{86} - 12 q^{88} - 69 q^{89} - 8 q^{92} + 84 q^{93} - 27 q^{94} - 12 q^{95} - 82 q^{97} - 14 q^{98} + 189 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
175.1 0.900969 + 0.433884i −3.38771 0.253874i 0.623490 + 0.781831i 1.16610 3.78041i −2.94207 1.69861i −1.97257 3.41659i 0.222521 + 0.974928i 8.44566 + 1.27298i 2.69088 2.90008i
175.2 0.900969 + 0.433884i −3.05107 0.228646i 0.623490 + 0.781831i −0.267455 + 0.867068i −2.64971 1.52981i 2.41502 + 4.18294i 0.222521 + 0.974928i 6.29023 + 0.948100i −0.617176 + 0.665157i
175.3 0.900969 + 0.433884i −2.36877 0.177514i 0.623490 + 0.781831i 0.544608 1.76558i −2.05716 1.18770i 0.383906 + 0.664945i 0.222521 + 0.974928i 2.61305 + 0.393854i 1.25673 1.35443i
175.4 0.900969 + 0.433884i −2.11525 0.158516i 0.623490 + 0.781831i −0.225647 + 0.731531i −1.83700 1.06059i −0.635129 1.10008i 0.222521 + 0.974928i 1.48265 + 0.223474i −0.520701 + 0.561182i
175.5 0.900969 + 0.433884i −1.87766 0.140711i 0.623490 + 0.781831i −0.576835 + 1.87005i −1.63066 0.941464i −0.629270 1.08993i 0.222521 + 0.974928i 0.539324 + 0.0812900i −1.33110 + 1.43458i
175.6 0.900969 + 0.433884i −1.60065 0.119952i 0.623490 + 0.781831i 0.814345 2.64004i −1.39009 0.802569i 0.0499568 + 0.0865277i 0.222521 + 0.974928i −0.418799 0.0631238i 1.87917 2.02527i
175.7 0.900969 + 0.433884i −1.41249 0.105852i 0.623490 + 0.781831i −0.0627006 + 0.203270i −1.22668 0.708226i −1.96910 3.41058i 0.222521 + 0.974928i −0.982565 0.148098i −0.144687 + 0.155935i
175.8 0.900969 + 0.433884i −1.39195 0.104312i 0.623490 + 0.781831i −1.22547 + 3.97287i −1.20884 0.697926i 2.31617 + 4.01173i 0.222521 + 0.974928i −1.03985 0.156732i −2.82787 + 3.04772i
175.9 0.900969 + 0.433884i −0.645398 0.0483659i 0.623490 + 0.781831i 0.112699 0.365363i −0.560498 0.323604i 1.44634 + 2.50514i 0.222521 + 0.974928i −2.55229 0.384696i 0.260064 0.280282i
175.10 0.900969 + 0.433884i −0.402665 0.0301756i 0.623490 + 0.781831i 0.864239 2.80179i −0.349696 0.201897i 1.43506 + 2.48559i 0.222521 + 0.974928i −2.80526 0.422825i 1.99431 2.14935i
175.11 0.900969 + 0.433884i −0.0698989 0.00523820i 0.623490 + 0.781831i −1.14712 + 3.71888i −0.0607040 0.0350474i −1.82252 3.15669i 0.222521 + 0.974928i −2.96163 0.446395i −2.64708 + 2.85288i
175.12 0.900969 + 0.433884i 0.304334 + 0.0228067i 0.623490 + 0.781831i 0.368666 1.19519i 0.264300 + 0.152594i −1.76094 3.05005i 0.222521 + 0.974928i −2.87439 0.433245i 0.850728 0.916867i
175.13 0.900969 + 0.433884i 0.438942 + 0.0328941i 0.623490 + 0.781831i 0.618773 2.00601i 0.381201 + 0.220086i −1.15192 1.99519i 0.222521 + 0.974928i −2.77490 0.418250i 1.42787 1.53888i
175.14 0.900969 + 0.433884i 0.887218 + 0.0664878i 0.623490 + 0.781831i −0.156635 + 0.507799i 0.770508 + 0.444853i 0.232976 + 0.403526i 0.222521 + 0.974928i −2.18376 0.329148i −0.361449 + 0.389550i
175.15 0.900969 + 0.433884i 0.920833 + 0.0690069i 0.623490 + 0.781831i −0.836739 + 2.71264i 0.799701 + 0.461708i 0.543947 + 0.942144i 0.222521 + 0.974928i −2.12332 0.320039i −1.93085 + 2.08096i
175.16 0.900969 + 0.433884i 1.62720 + 0.121942i 0.623490 + 0.781831i −0.556350 + 1.80364i 1.41315 + 0.815883i 0.919958 + 1.59341i 0.222521 + 0.974928i −0.333574 0.0502781i −1.28382 + 1.38363i
175.17 0.900969 + 0.433884i 2.03432 + 0.152451i 0.623490 + 0.781831i 1.17191 3.79924i 1.76672 + 1.02001i 2.06047 + 3.56885i 0.222521 + 0.974928i 1.14874 + 0.173144i 2.70428 2.91453i
175.18 0.900969 + 0.433884i 2.27572 + 0.170541i 0.623490 + 0.781831i 0.567894 1.84107i 1.97635 + 1.14105i 1.11764 + 1.93581i 0.222521 + 0.974928i 2.18331 + 0.329081i 1.31046 1.41234i
175.19 0.900969 + 0.433884i 2.62747 + 0.196902i 0.623490 + 0.781831i 0.317601 1.02964i 2.28184 + 1.31742i −1.61990 2.80574i 0.222521 + 0.974928i 3.89835 + 0.587581i 0.732891 0.789869i
175.20 0.900969 + 0.433884i 2.71275 + 0.203293i 0.623490 + 0.781831i −0.664978 + 2.15581i 2.35590 + 1.36018i 1.32687 + 2.29820i 0.222521 + 0.974928i 4.35122 + 0.655840i −1.53449 + 1.65379i
See next 80 embeddings (of 264 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 175.22
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
473.w even 42 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 946.2.w.b yes 264
11.b odd 2 1 946.2.w.a 264
43.h odd 42 1 946.2.w.a 264
473.w even 42 1 inner 946.2.w.b yes 264
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
946.2.w.a 264 11.b odd 2 1
946.2.w.a 264 43.h odd 42 1
946.2.w.b yes 264 1.a even 1 1 trivial
946.2.w.b yes 264 473.w even 42 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{264} + 532 T_{7}^{262} + 56 T_{7}^{261} + 145493 T_{7}^{260} + 29044 T_{7}^{259} + \cdots + 59\!\cdots\!96 \) acting on \(S_{2}^{\mathrm{new}}(946, [\chi])\). Copy content Toggle raw display