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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [112,5,Mod(17,112)] mf = mfinit([N,k,chi],0) lf = mfeigenbasis(mf)
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("112.17"); S:= CuspForms(chi, 5); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(112, base_ring=CyclotomicField(6)) chi = DirichletCharacter(H, H._module([0, 0, 1])) N = Newforms(chi, 5, names="a")
 
Level: \( N \) \(=\) \( 112 = 2^{4} \cdot 7 \)
Weight: \( k \) \(=\) \( 5 \)
Character orbit: \([\chi]\) \(=\) 112.s (of order \(6\), degree \(2\), not minimal)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [16,0,0] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(3)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(11.5774358654\)
Analytic rank: \(0\)
Dimension: \(16\)
Relative dimension: \(8\) over \(\Q(\zeta_{6})\)
Coefficient field: \(\mathbb{Q}[x]/(x^{16} + \cdots)\)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} + 230 x^{14} - 12 x^{13} + 20791 x^{12} - 4768 x^{11} + 945164 x^{10} - 389856 x^{9} + \cdots + 5722038847 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 2^{38}\cdot 7^{3} \)
Twist minimal: no (minimal twist has level 56)
Sato-Tate group: $\mathrm{SU}(2)[C_{6}]$

$q$-expansion

Copy content comment:q-expansion
 
Copy content sage:f.q_expansion() # note that sage often uses an isomorphic number field
 
Copy content gp:mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{15}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + (\beta_{6} - \beta_{2}) q^{3} + \beta_{4} q^{5} + ( - \beta_{6} + \beta_{5} + \beta_{2} + \cdots + 5) q^{7} + (\beta_{14} - \beta_{10} + \cdots - 25 \beta_1) q^{9} + ( - \beta_{15} + \beta_{13} - \beta_{10} + \cdots + 9) q^{11}+ \cdots + (15 \beta_{15} - 40 \beta_{14} + \cdots + 1459) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q + 56 q^{7} + 200 q^{9} + 72 q^{11} - 560 q^{15} + 432 q^{17} + 1176 q^{19} - 520 q^{21} - 960 q^{23} + 1008 q^{25} + 1392 q^{29} + 2136 q^{31} - 3432 q^{33} + 4152 q^{35} - 728 q^{37} - 2792 q^{39}+ \cdots + 23344 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{16} + 230 x^{14} - 12 x^{13} + 20791 x^{12} - 4768 x^{11} + 945164 x^{10} - 389856 x^{9} + \cdots + 5722038847 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 74\!\cdots\!18 \nu^{15} + \cdots + 60\!\cdots\!88 ) / 32\!\cdots\!04 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( - 15\!\cdots\!32 \nu^{15} + \cdots + 68\!\cdots\!63 ) / 55\!\cdots\!08 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( - 78\!\cdots\!32 \nu^{15} + \cdots + 23\!\cdots\!08 ) / 58\!\cdots\!84 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( - 18\!\cdots\!42 \nu^{15} + \cdots + 54\!\cdots\!26 ) / 11\!\cdots\!68 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( - 28\!\cdots\!22 \nu^{15} + \cdots + 17\!\cdots\!87 ) / 11\!\cdots\!68 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 61\!\cdots\!88 \nu^{15} + \cdots + 56\!\cdots\!52 ) / 19\!\cdots\!28 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( 76\!\cdots\!06 \nu^{15} + \cdots - 12\!\cdots\!74 ) / 11\!\cdots\!68 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( - 10\!\cdots\!94 \nu^{15} + \cdots + 60\!\cdots\!52 ) / 11\!\cdots\!68 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( - 36\!\cdots\!00 \nu^{15} + \cdots + 22\!\cdots\!87 ) / 39\!\cdots\!56 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( 12\!\cdots\!58 \nu^{15} + \cdots - 28\!\cdots\!42 ) / 11\!\cdots\!68 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( 13\!\cdots\!66 \nu^{15} + \cdots - 89\!\cdots\!27 ) / 11\!\cdots\!68 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( 43\!\cdots\!92 \nu^{15} + \cdots - 47\!\cdots\!11 ) / 29\!\cdots\!92 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( - 78\!\cdots\!74 \nu^{15} + \cdots - 14\!\cdots\!95 ) / 37\!\cdots\!28 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( - 37\!\cdots\!42 \nu^{15} + \cdots + 18\!\cdots\!91 ) / 16\!\cdots\!24 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( 49\!\cdots\!80 \nu^{15} + \cdots + 23\!\cdots\!07 ) / 17\!\cdots\!76 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( - 6 \beta_{15} - 8 \beta_{14} - 10 \beta_{13} - 4 \beta_{12} + 4 \beta_{11} - 2 \beta_{10} + \cdots + 56 ) / 224 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( - 18 \beta_{15} - \beta_{14} - 19 \beta_{13} - 10 \beta_{12} - 2 \beta_{11} + 14 \beta_{10} + \cdots - 3220 ) / 112 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 174 \beta_{15} + 348 \beta_{14} + 522 \beta_{13} + 232 \beta_{12} - 284 \beta_{11} - 70 \beta_{10} + \cdots - 7056 ) / 224 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 753 \beta_{15} - 169 \beta_{14} + 666 \beta_{13} + 463 \beta_{12} + 121 \beta_{11} - 727 \beta_{10} + \cdots + 72086 ) / 56 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( - 2891 \beta_{15} - 9750 \beta_{14} - 15237 \beta_{13} - 9036 \beta_{12} + 9212 \beta_{11} + \cdots + 370972 ) / 112 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( - 110580 \beta_{15} + 45231 \beta_{14} - 99041 \beta_{13} - 78232 \beta_{12} - 21844 \beta_{11} + \cdots - 7071064 ) / 112 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 47810 \beta_{15} + 1202280 \beta_{14} + 1748478 \beta_{13} + 1347460 \beta_{12} - 1239476 \beta_{11} + \cdots - 77480312 ) / 224 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( 3973859 \beta_{15} - 2026919 \beta_{14} + 3847558 \beta_{13} + 3285441 \beta_{12} + 685843 \beta_{11} + \cdots + 172074462 ) / 56 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( ( 23839322 \beta_{15} - 80315620 \beta_{14} - 93145314 \beta_{13} - 93800968 \beta_{12} + \cdots + 7544495952 ) / 224 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( ( - 565989130 \beta_{15} + 312301235 \beta_{14} - 608573355 \beta_{13} - 549097646 \beta_{12} + \cdots - 14670000100 ) / 112 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( - 1921862131 \beta_{15} + 2883521894 \beta_{14} + 2103456147 \beta_{13} + 3038716164 \beta_{12} + \cdots - 341851756428 ) / 112 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( ( 19842082136 \beta_{15} - 11031004420 \beta_{14} + 24056395784 \beta_{13} + 22691634048 \beta_{12} + \cdots + 174876161432 ) / 56 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( ( 440367412574 \beta_{15} - 437513919800 \beta_{14} - 109866301534 \beta_{13} - 358151156972 \beta_{12} + \cdots + 58428587870072 ) / 224 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( ( - 2709863699570 \beta_{15} + 1453825641077 \beta_{14} - 3758450786613 \beta_{13} + \cdots + 27902704716124 ) / 112 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( ( - 44001238176086 \beta_{15} + 34300333800636 \beta_{14} - 7033981710402 \beta_{13} + \cdots - 47\!\cdots\!56 ) / 224 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/112\mathbb{Z}\right)^\times\).

\(n\) \(15\) \(17\) \(85\)
\(\chi(n)\) \(1\) \(-\beta_{1}\) \(1\)

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.

Copy content comment:embeddings in the coefficient field
 
Copy content gp:mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
17.1
0.707107 1.00753i
−0.707107 + 7.52495i
0.707107 + 4.66331i
−0.707107 4.60588i
0.707107 8.83726i
−0.707107 + 1.71097i
0.707107 + 3.44943i
−0.707107 6.36209i
0.707107 + 1.00753i
−0.707107 7.52495i
0.707107 4.66331i
−0.707107 + 4.60588i
0.707107 + 8.83726i
−0.707107 1.71097i
0.707107 3.44943i
−0.707107 + 6.36209i
0 −12.7833 7.38047i 0 34.7085 20.0390i 0 30.0415 + 38.7106i 0 68.4426 + 118.546i 0
17.2 0 −9.24784 5.33924i 0 7.20435 4.15943i 0 −41.8806 25.4364i 0 16.5150 + 28.6049i 0
17.3 0 −7.86567 4.54125i 0 −38.9762 + 22.5029i 0 24.9652 42.1632i 0 0.745853 + 1.29185i 0
17.4 0 −0.465735 0.268892i 0 −25.0164 + 14.4432i 0 24.2904 + 42.5555i 0 −40.3554 69.8976i 0
17.5 0 2.39239 + 1.38125i 0 −0.113987 + 0.0658102i 0 −37.6924 + 31.3095i 0 −36.6843 63.5391i 0
17.6 0 3.70610 + 2.13972i 0 25.8222 14.9084i 0 45.6687 17.7587i 0 −31.3432 54.2881i 0
17.7 0 9.77134 + 5.64149i 0 12.8670 7.42875i 0 30.6268 38.2491i 0 23.1527 + 40.1017i 0
17.8 0 14.4928 + 8.36740i 0 −16.4954 + 9.52362i 0 −48.0196 9.75278i 0 99.5267 + 172.385i 0
33.1 0 −12.7833 + 7.38047i 0 34.7085 + 20.0390i 0 30.0415 38.7106i 0 68.4426 118.546i 0
33.2 0 −9.24784 + 5.33924i 0 7.20435 + 4.15943i 0 −41.8806 + 25.4364i 0 16.5150 28.6049i 0
33.3 0 −7.86567 + 4.54125i 0 −38.9762 22.5029i 0 24.9652 + 42.1632i 0 0.745853 1.29185i 0
33.4 0 −0.465735 + 0.268892i 0 −25.0164 14.4432i 0 24.2904 42.5555i 0 −40.3554 + 69.8976i 0
33.5 0 2.39239 1.38125i 0 −0.113987 0.0658102i 0 −37.6924 31.3095i 0 −36.6843 + 63.5391i 0
33.6 0 3.70610 2.13972i 0 25.8222 + 14.9084i 0 45.6687 + 17.7587i 0 −31.3432 + 54.2881i 0
33.7 0 9.77134 5.64149i 0 12.8670 + 7.42875i 0 30.6268 + 38.2491i 0 23.1527 40.1017i 0
33.8 0 14.4928 8.36740i 0 −16.4954 9.52362i 0 −48.0196 + 9.75278i 0 99.5267 172.385i 0
\(n\): e.g. 2-40 or 80-90
Embeddings: e.g. 1-3 or 17.8
Significant digits:
Format:

Inner twists

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

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 112.5.s.d 16
4.b odd 2 1 56.5.o.a 16
7.c even 3 1 784.5.c.j 16
7.d odd 6 1 inner 112.5.s.d 16
7.d odd 6 1 784.5.c.j 16
12.b even 2 1 504.5.by.b 16
28.d even 2 1 392.5.o.a 16
28.f even 6 1 56.5.o.a 16
28.f even 6 1 392.5.c.c 16
28.g odd 6 1 392.5.c.c 16
28.g odd 6 1 392.5.o.a 16
84.j odd 6 1 504.5.by.b 16
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
56.5.o.a 16 4.b odd 2 1
56.5.o.a 16 28.f even 6 1
112.5.s.d 16 1.a even 1 1 trivial
112.5.s.d 16 7.d odd 6 1 inner
392.5.c.c 16 28.f even 6 1
392.5.c.c 16 28.g odd 6 1
392.5.o.a 16 28.d even 2 1
392.5.o.a 16 28.g odd 6 1
504.5.by.b 16 12.b even 2 1
504.5.by.b 16 84.j odd 6 1
784.5.c.j 16 7.c even 3 1
784.5.c.j 16 7.d odd 6 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{16} - 424 T_{3}^{14} + 130466 T_{3}^{12} + 206304 T_{3}^{11} - 17768480 T_{3}^{10} + \cdots + 2953506904929 \) acting on \(S_{5}^{\mathrm{new}}(112, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{16} \) Copy content Toggle raw display
$3$ \( T^{16} + \cdots + 2953506904929 \) Copy content Toggle raw display
$5$ \( T^{16} + \cdots + 23\!\cdots\!61 \) Copy content Toggle raw display
$7$ \( T^{16} + \cdots + 11\!\cdots\!01 \) Copy content Toggle raw display
$11$ \( T^{16} + \cdots + 43\!\cdots\!29 \) Copy content Toggle raw display
$13$ \( T^{16} + \cdots + 56\!\cdots\!44 \) Copy content Toggle raw display
$17$ \( T^{16} + \cdots + 71\!\cdots\!61 \) Copy content Toggle raw display
$19$ \( T^{16} + \cdots + 42\!\cdots\!61 \) Copy content Toggle raw display
$23$ \( T^{16} + \cdots + 24\!\cdots\!09 \) Copy content Toggle raw display
$29$ \( (T^{8} + \cdots + 16\!\cdots\!64)^{2} \) Copy content Toggle raw display
$31$ \( T^{16} + \cdots + 18\!\cdots\!01 \) Copy content Toggle raw display
$37$ \( T^{16} + \cdots + 76\!\cdots\!49 \) Copy content Toggle raw display
$41$ \( T^{16} + \cdots + 12\!\cdots\!76 \) Copy content Toggle raw display
$43$ \( (T^{8} + \cdots - 39\!\cdots\!64)^{2} \) Copy content Toggle raw display
$47$ \( T^{16} + \cdots + 60\!\cdots\!49 \) Copy content Toggle raw display
$53$ \( T^{16} + \cdots + 18\!\cdots\!21 \) Copy content Toggle raw display
$59$ \( T^{16} + \cdots + 58\!\cdots\!29 \) Copy content Toggle raw display
$61$ \( T^{16} + \cdots + 31\!\cdots\!09 \) Copy content Toggle raw display
$67$ \( T^{16} + \cdots + 11\!\cdots\!09 \) Copy content Toggle raw display
$71$ \( (T^{8} + \cdots - 52\!\cdots\!88)^{2} \) Copy content Toggle raw display
$73$ \( T^{16} + \cdots + 24\!\cdots\!29 \) Copy content Toggle raw display
$79$ \( T^{16} + \cdots + 96\!\cdots\!41 \) Copy content Toggle raw display
$83$ \( T^{16} + \cdots + 15\!\cdots\!16 \) Copy content Toggle raw display
$89$ \( T^{16} + \cdots + 42\!\cdots\!89 \) Copy content Toggle raw display
$97$ \( T^{16} + \cdots + 95\!\cdots\!36 \) Copy content Toggle raw display
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