gp: [N,k,chi] = [444,2,Mod(11,444)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
magma: //Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("444.11");
S:= CuspForms(chi, 2);
N := Newforms(S);
sage: from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(444, base_ring=CyclotomicField(6))
chi = DirichletCharacter(H, H._module([3, 3, 5]))
N = Newforms(chi, 2, names="a")
Newform invariants
sage: traces = [136,0,0]
f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(3)] == traces)
gp: f = lf[1] \\ Warning: the index may be different
The algebraic \(q\)-expansion of this newform has not been computed, but we have computed the trace expansion .
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.
gp: mfembed(f)
Refresh table
This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(444, [\chi])\):
\( T_{5}^{68} + 97 T_{5}^{66} + 5215 T_{5}^{64} + 193422 T_{5}^{62} + 5464516 T_{5}^{60} + 123374900 T_{5}^{58} + \cdots + 2304 \)
T5^68 + 97*T5^66 + 5215*T5^64 + 193422*T5^62 + 5464516*T5^60 + 123374900*T5^58 + 2295063862*T5^56 + 35839357060*T5^54 + 475890187267*T5^52 + 5416403776637*T5^50 + 53113911346835*T5^48 + 449790154401620*T5^46 + 3290926873630571*T5^44 + 20768342524096731*T5^42 + 112693332759699331*T5^40 + 523108519305001824*T5^38 + 2064419805691361215*T5^36 + 6870347051366896517*T5^34 + 19118229531550662243*T5^32 + 43992409879657894780*T5^30 + 82848377942679540059*T5^28 + 125769297312212667027*T5^26 + 152173237777149259863*T5^24 + 143604099218424050580*T5^22 + 104847338531209064994*T5^20 + 57026592011738908820*T5^18 + 22764247848054937480*T5^16 + 6077680798826787514*T5^14 + 1158437445378262539*T5^12 + 131367686197229975*T5^10 + 9454228171251281*T5^8 + 13890845059944*T5^6 + 15661001392*T5^4 + 6851712*T5^2 + 2304
\( T_{7}^{68} - 131 T_{7}^{66} + 9524 T_{7}^{64} - 476801 T_{7}^{62} + 18145221 T_{7}^{60} + \cdots + 24\!\cdots\!16 \)
T7^68 - 131*T7^66 + 9524*T7^64 - 476801*T7^62 + 18145221*T7^60 - 550279146*T7^58 + 13708079817*T7^56 - 285745948677*T7^54 + 5050281968733*T7^52 - 76340423911562*T7^50 + 993265787676045*T7^48 - 11169557415866841*T7^46 + 108866452819607812*T7^44 - 920914520388152427*T7^42 + 6763511580373387125*T7^40 - 43086614125957097336*T7^38 + 237627842413232953364*T7^36 - 1130710323545896125872*T7^34 + 4620425287500410675784*T7^32 - 16104905500308935011712*T7^30 + 47477010802717615278800*T7^28 - 116978652228073566646320*T7^26 + 237446849369447253636336*T7^24 - 388955671031801844866880*T7^22 + 502279730653245677379392*T7^20 - 492617999534733330138944*T7^18 + 356713520578514938001024*T7^16 - 177686843158664496287488*T7^14 + 65439818808508249915392*T7^12 - 17197180545911952369408*T7^10 + 3336333657184225883392*T7^8 - 430968066580135060480*T7^6 + 36811442857148667904*T7^4 - 1091634574391402496*T7^2 + 24278406467567616