Properties

Label 242.3.d.g
Level $242$
Weight $3$
Character orbit 242.d
Analytic conductor $6.594$
Analytic rank $0$
Dimension $16$
CM no
Inner twists $8$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [242,3,Mod(161,242)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(242, base_ring=CyclotomicField(10))
 
chi = DirichletCharacter(H, H._module([7]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("242.161");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 242 = 2 \cdot 11^{2} \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 242.d (of order \(10\), degree \(4\), not 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: \(6.59402239752\)
Analytic rank: \(0\)
Dimension: \(16\)
Relative dimension: \(4\) over \(\Q(\zeta_{10})\)
Coefficient field: \(\mathbb{Q}[x]/(x^{16} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} - 8 x^{15} - 168 x^{14} + 1316 x^{13} + 12572 x^{12} - 92904 x^{11} - 552362 x^{10} + \cdots + 93516487856 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{9}]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{10}]$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
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.

\(f(q)\) \(=\) \( q - \beta_{6} q^{2} + (\beta_{15} + \beta_{3} - \beta_{2} + \cdots + 1) q^{3}+ \cdots + (\beta_{15} + \beta_{14} + \cdots + 16 \beta_{3}) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q - \beta_{6} q^{2} + (\beta_{15} + \beta_{3} - \beta_{2} + \cdots + 1) q^{3}+ \cdots + (17 \beta_{12} - 14 \beta_{11} + \cdots - 14 \beta_{4}) q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q + 2 q^{3} + 8 q^{4} - 2 q^{5} - 62 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 16 q + 2 q^{3} + 8 q^{4} - 2 q^{5} - 62 q^{9} + 16 q^{12} + 28 q^{14} + 98 q^{15} - 16 q^{16} + 4 q^{20} + 152 q^{23} + 2 q^{25} + 36 q^{26} + 110 q^{27} - 138 q^{31} - 320 q^{34} + 124 q^{36} - 30 q^{37} + 32 q^{38} + 180 q^{42} + 512 q^{45} - 56 q^{47} + 8 q^{48} + 96 q^{49} + 68 q^{53} + 224 q^{56} + 44 q^{58} - 178 q^{59} - 196 q^{60} + 32 q^{64} - 1208 q^{67} - 466 q^{69} - 180 q^{70} - 342 q^{71} + 96 q^{75} - 704 q^{78} - 8 q^{80} - 176 q^{81} + 84 q^{82} + 92 q^{86} + 1352 q^{89} + 320 q^{91} + 76 q^{92} - 222 q^{93} + 226 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{16} - 8 x^{15} - 168 x^{14} + 1316 x^{13} + 12572 x^{12} - 92904 x^{11} - 552362 x^{10} + \cdots + 93516487856 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 175481049060 \nu^{14} - 1228367343420 \nu^{13} - 31870999820388 \nu^{12} + \cdots - 14\!\cdots\!28 ) / 20\!\cdots\!10 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 6274938934164 \nu^{14} - 43924572539148 \nu^{13} + \cdots - 13\!\cdots\!12 ) / 40\!\cdots\!20 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 82341644084550 \nu^{14} - 576391508591850 \nu^{13} + \cdots - 68\!\cdots\!36 ) / 80\!\cdots\!40 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( - 16\!\cdots\!52 \nu^{15} + \cdots - 13\!\cdots\!76 ) / 68\!\cdots\!25 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( - 33\!\cdots\!04 \nu^{15} + \cdots - 73\!\cdots\!12 ) / 68\!\cdots\!25 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 33\!\cdots\!04 \nu^{15} + \cdots + 73\!\cdots\!12 ) / 68\!\cdots\!25 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( - 31\!\cdots\!36 \nu^{15} + \cdots + 15\!\cdots\!92 ) / 13\!\cdots\!50 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( 62\!\cdots\!72 \nu^{15} + \cdots + 65\!\cdots\!36 ) / 13\!\cdots\!50 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( 74\!\cdots\!72 \nu^{15} + \cdots + 65\!\cdots\!36 ) / 13\!\cdots\!50 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( - 78\!\cdots\!71 \nu^{15} + \cdots + 14\!\cdots\!52 ) / 54\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( - 13\!\cdots\!39 \nu^{15} + \cdots + 32\!\cdots\!08 ) / 54\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( 12474157204 \nu^{15} - 93556179030 \nu^{14} - 2085744967912 \nu^{13} + \cdots + 64\!\cdots\!12 ) / 48\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( 15\!\cdots\!42 \nu^{15} + \cdots + 29\!\cdots\!16 ) / 54\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( - 11\!\cdots\!16 \nu^{15} + \cdots - 36\!\cdots\!88 ) / 27\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( - 63\!\cdots\!52 \nu^{15} + \cdots - 29\!\cdots\!16 ) / 54\!\cdots\!00 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_{6} + \beta_{5} \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( 2\beta_{6} + \beta_{5} + 2\beta_{4} - 2\beta _1 + 24 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( -6\beta_{9} + 2\beta_{8} + 75\beta_{6} + 25\beta_{5} + 3\beta_{4} + 24 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( -12\beta_{9} - 8\beta_{7} + 196\beta_{6} + 49\beta_{5} + 100\beta_{4} - 4\beta_{2} - 288\beta _1 + 600 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( 20 \beta_{14} + 4 \beta_{12} - 500 \beta_{9} + 480 \beta_{8} - 20 \beta_{7} + 3245 \beta_{6} + \cdots + 1176 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( 60 \beta_{14} - 24 \beta_{11} + 24 \beta_{10} - 1470 \beta_{9} + 960 \beta_{8} - 1024 \beta_{7} + \cdots + 15576 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( 56 \beta_{15} + 3556 \beta_{14} + 8 \beta_{13} + 2024 \beta_{12} - 84 \beta_{11} + 84 \beta_{10} + \cdots + 43800 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( 224 \beta_{15} + 13944 \beta_{14} + 5376 \beta_{12} - 5664 \beta_{11} + 5600 \beta_{10} - 101976 \beta_{9} + \cdots + 417608 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( 16944 \beta_{15} + 343896 \beta_{14} + 6928 \beta_{13} + 309312 \beta_{12} - 24984 \beta_{11} + \cdots + 1468824 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( 83040 \beta_{15} + 1615320 \beta_{14} + 23040 \beta_{13} + 1208448 \beta_{12} - 678192 \beta_{11} + \cdots + 11474488 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( 2464704 \beta_{15} + 25368024 \beta_{14} + 1605120 \beta_{13} + 30368448 \beta_{12} - 3501960 \beta_{11} + \cdots + 46680216 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( 13878480 \beta_{15} + 134668380 \beta_{14} + 7535616 \beta_{13} + 146209536 \beta_{12} + \cdots + 317744088 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( 252245136 \beta_{15} + 1608320428 \beta_{14} + 220691328 \beta_{13} + 2363755680 \beta_{12} + \cdots + 1419956760 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( 1557980424 \beta_{15} + 9268679420 \beta_{14} + 1240242432 \beta_{13} + 12964915392 \beta_{12} + \cdots + 8417900376 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( 20963759960 \beta_{15} + 92551542620 \beta_{14} + 22746609600 \beta_{13} + 159538784992 \beta_{12} + \cdots + 39228280728 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/242\mathbb{Z}\right)^\times\).

\(n\) \(123\)
\(\chi(n)\) \(-\beta_{1}\)

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.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
161.1
−3.59318 1.14412i
6.25568 1.14412i
−5.25568 + 1.14412i
4.59318 + 1.14412i
6.76943 0.437016i
−3.07943 0.437016i
4.07943 + 0.437016i
−5.76943 + 0.437016i
6.76943 + 0.437016i
−3.07943 + 0.437016i
4.07943 0.437016i
−5.76943 0.437016i
−3.59318 + 1.14412i
6.25568 + 1.14412i
−5.25568 1.14412i
4.59318 1.14412i
−0.831254 + 1.14412i −1.67624 + 5.15894i −0.618034 1.90211i −4.38846 + 3.18840i −4.50908 6.20621i −1.91585 + 0.622498i 2.68999 + 0.874032i −16.5237 12.0052i 7.67130i
161.2 −0.831254 + 1.14412i 1.36722 4.20788i −0.618034 1.90211i 3.57944 2.60061i 3.67782 + 5.06209i 11.3308 3.68161i 2.68999 + 0.874032i −8.55582 6.21616i 6.25709i
161.3 0.831254 1.14412i −1.67624 + 5.15894i −0.618034 1.90211i −4.38846 + 3.18840i 4.50908 + 6.20621i 1.91585 0.622498i −2.68999 0.874032i −16.5237 12.0052i 7.67130i
161.4 0.831254 1.14412i 1.36722 4.20788i −0.618034 1.90211i 3.57944 2.60061i −3.67782 5.06209i −11.3308 + 3.68161i −2.68999 0.874032i −8.55582 6.21616i 6.25709i
215.1 −1.34500 + 0.437016i −3.57944 2.60061i 1.61803 1.17557i −1.36722 + 4.20788i 5.95084 + 1.93355i −7.00284 9.63858i −1.66251 + 2.28825i 3.26803 + 10.0580i 6.25709i
215.2 −1.34500 + 0.437016i 4.38846 + 3.18840i 1.61803 1.17557i 1.67624 5.15894i −7.29584 2.37056i 1.18406 + 1.62972i −1.66251 + 2.28825i 6.31150 + 19.4248i 7.67130i
215.3 1.34500 0.437016i −3.57944 2.60061i 1.61803 1.17557i −1.36722 + 4.20788i −5.95084 1.93355i 7.00284 + 9.63858i 1.66251 2.28825i 3.26803 + 10.0580i 6.25709i
215.4 1.34500 0.437016i 4.38846 + 3.18840i 1.61803 1.17557i 1.67624 5.15894i 7.29584 + 2.37056i −1.18406 1.62972i 1.66251 2.28825i 6.31150 + 19.4248i 7.67130i
233.1 −1.34500 0.437016i −3.57944 + 2.60061i 1.61803 + 1.17557i −1.36722 4.20788i 5.95084 1.93355i −7.00284 + 9.63858i −1.66251 2.28825i 3.26803 10.0580i 6.25709i
233.2 −1.34500 0.437016i 4.38846 3.18840i 1.61803 + 1.17557i 1.67624 + 5.15894i −7.29584 + 2.37056i 1.18406 1.62972i −1.66251 2.28825i 6.31150 19.4248i 7.67130i
233.3 1.34500 + 0.437016i −3.57944 + 2.60061i 1.61803 + 1.17557i −1.36722 4.20788i −5.95084 + 1.93355i 7.00284 9.63858i 1.66251 + 2.28825i 3.26803 10.0580i 6.25709i
233.4 1.34500 + 0.437016i 4.38846 3.18840i 1.61803 + 1.17557i 1.67624 + 5.15894i 7.29584 2.37056i −1.18406 + 1.62972i 1.66251 + 2.28825i 6.31150 19.4248i 7.67130i
239.1 −0.831254 1.14412i −1.67624 5.15894i −0.618034 + 1.90211i −4.38846 3.18840i −4.50908 + 6.20621i −1.91585 0.622498i 2.68999 0.874032i −16.5237 + 12.0052i 7.67130i
239.2 −0.831254 1.14412i 1.36722 + 4.20788i −0.618034 + 1.90211i 3.57944 + 2.60061i 3.67782 5.06209i 11.3308 + 3.68161i 2.68999 0.874032i −8.55582 + 6.21616i 6.25709i
239.3 0.831254 + 1.14412i −1.67624 5.15894i −0.618034 + 1.90211i −4.38846 3.18840i 4.50908 6.20621i 1.91585 + 0.622498i −2.68999 + 0.874032i −16.5237 + 12.0052i 7.67130i
239.4 0.831254 + 1.14412i 1.36722 + 4.20788i −0.618034 + 1.90211i 3.57944 + 2.60061i −3.67782 + 5.06209i −11.3308 3.68161i −2.68999 + 0.874032i −8.55582 + 6.21616i 6.25709i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 161.4
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
11.b odd 2 1 inner
11.c even 5 3 inner
11.d odd 10 3 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 242.3.d.g 16
11.b odd 2 1 inner 242.3.d.g 16
11.c even 5 1 242.3.b.b 4
11.c even 5 3 inner 242.3.d.g 16
11.d odd 10 1 242.3.b.b 4
11.d odd 10 3 inner 242.3.d.g 16
33.f even 10 1 2178.3.d.f 4
33.h odd 10 1 2178.3.d.f 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
242.3.b.b 4 11.c even 5 1
242.3.b.b 4 11.d odd 10 1
242.3.d.g 16 1.a even 1 1 trivial
242.3.d.g 16 11.b odd 2 1 inner
242.3.d.g 16 11.c even 5 3 inner
242.3.d.g 16 11.d odd 10 3 inner
2178.3.d.f 4 33.f even 10 1
2178.3.d.f 4 33.h odd 10 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(242, [\chi])\):

\( T_{3}^{8} - T_{3}^{7} + 25T_{3}^{6} - 49T_{3}^{5} + 649T_{3}^{4} + 1176T_{3}^{3} + 14400T_{3}^{2} + 13824T_{3} + 331776 \) Copy content Toggle raw display
\( T_{7}^{16} - 146 T_{7}^{14} + 20740 T_{7}^{12} - 2943944 T_{7}^{10} + 417869584 T_{7}^{8} + \cdots + 110075314176 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{8} - 2 T^{6} + 4 T^{4} + \cdots + 16)^{2} \) Copy content Toggle raw display
$3$ \( (T^{8} - T^{7} + \cdots + 331776)^{2} \) Copy content Toggle raw display
$5$ \( (T^{8} + T^{7} + \cdots + 331776)^{2} \) Copy content Toggle raw display
$7$ \( T^{16} + \cdots + 110075314176 \) Copy content Toggle raw display
$11$ \( T^{16} \) Copy content Toggle raw display
$13$ \( T^{16} - 178 T^{14} + \cdots + 16777216 \) Copy content Toggle raw display
$17$ \( T^{16} - 788 T^{14} + \cdots + 1679616 \) Copy content Toggle raw display
$19$ \( (T^{8} - 32 T^{6} + \cdots + 1048576)^{2} \) Copy content Toggle raw display
$23$ \( (T^{2} - 19 T - 516)^{8} \) Copy content Toggle raw display
$29$ \( T^{16} + \cdots + 31\!\cdots\!56 \) Copy content Toggle raw display
$31$ \( (T^{8} + 69 T^{7} + \cdots + 892616806656)^{2} \) Copy content Toggle raw display
$37$ \( (T^{8} + 15 T^{7} + \cdots + 688747536)^{2} \) Copy content Toggle raw display
$41$ \( T^{16} + \cdots + 47\!\cdots\!96 \) Copy content Toggle raw display
$43$ \( (T^{4} + 5282 T^{2} + 4460544)^{4} \) Copy content Toggle raw display
$47$ \( (T^{8} + 28 T^{7} + \cdots + 1358954496)^{2} \) Copy content Toggle raw display
$53$ \( (T^{8} - 34 T^{7} + \cdots + 1358954496)^{2} \) Copy content Toggle raw display
$59$ \( (T^{8} + 89 T^{7} + \cdots + 393460125696)^{2} \) Copy content Toggle raw display
$61$ \( T^{16} + \cdots + 54\!\cdots\!36 \) Copy content Toggle raw display
$67$ \( (T^{2} + 151 T + 4512)^{8} \) Copy content Toggle raw display
$71$ \( (T^{8} + \cdots + 25\!\cdots\!96)^{2} \) Copy content Toggle raw display
$73$ \( T^{16} + \cdots + 18\!\cdots\!76 \) Copy content Toggle raw display
$79$ \( T^{16} + \cdots + 1099511627776 \) Copy content Toggle raw display
$83$ \( T^{16} + \cdots + 88\!\cdots\!56 \) Copy content Toggle raw display
$89$ \( (T^{2} - 169 T + 4206)^{8} \) Copy content Toggle raw display
$97$ \( (T^{8} + \cdots + 100725792178176)^{2} \) Copy content Toggle raw display
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