Properties

Label 210.2.b.b
Level 210
Weight 2
Character orbit 210.b
Analytic conductor 1.677
Analytic rank 0
Dimension 4
CM no
Inner twists 2

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Newspace parameters

Level: \( N \) = \( 210 = 2 \cdot 3 \cdot 5 \cdot 7 \)
Weight: \( k \) = \( 2 \)
Character orbit: \([\chi]\) = 210.b (of order \(2\), degree \(1\), minimal)

Newform invariants

Self dual: no
Analytic conductor: \(1.67685844245\)
Analytic rank: \(0\)
Dimension: \(4\)
Coefficient field: \(\Q(i, \sqrt{5})\)
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 2 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\beta_2,\beta_3\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q -\beta_{2} q^{2} + ( \beta_{2} + \beta_{3} ) q^{3} - q^{4} - q^{5} + ( 1 + \beta_{1} ) q^{6} + ( 1 + 2 \beta_{2} + \beta_{3} ) q^{7} + \beta_{2} q^{8} + ( -1 - \beta_{1} - 2 \beta_{2} + \beta_{3} ) q^{9} +O(q^{10})\) \( q -\beta_{2} q^{2} + ( \beta_{2} + \beta_{3} ) q^{3} - q^{4} - q^{5} + ( 1 + \beta_{1} ) q^{6} + ( 1 + 2 \beta_{2} + \beta_{3} ) q^{7} + \beta_{2} q^{8} + ( -1 - \beta_{1} - 2 \beta_{2} + \beta_{3} ) q^{9} + \beta_{2} q^{10} + ( 2 \beta_{1} + 2 \beta_{2} + 2 \beta_{3} ) q^{11} + ( -\beta_{2} - \beta_{3} ) q^{12} + ( \beta_{1} + 2 \beta_{2} + \beta_{3} ) q^{13} + ( 2 + \beta_{1} - \beta_{2} ) q^{14} + ( -\beta_{2} - \beta_{3} ) q^{15} + q^{16} + ( -2 + \beta_{1} - \beta_{3} ) q^{17} + ( -2 + \beta_{1} + \beta_{2} + \beta_{3} ) q^{18} + ( -2 \beta_{1} + 2 \beta_{2} - 2 \beta_{3} ) q^{19} + q^{20} + ( -2 - 2 \beta_{1} - \beta_{2} + 2 \beta_{3} ) q^{21} + ( 2 + 2 \beta_{1} - 2 \beta_{3} ) q^{22} + 4 \beta_{2} q^{23} + ( -1 - \beta_{1} ) q^{24} + q^{25} + ( 2 + \beta_{1} - \beta_{3} ) q^{26} + ( 4 + \beta_{1} - 3 \beta_{2} ) q^{27} + ( -1 - 2 \beta_{2} - \beta_{3} ) q^{28} + ( -3 \beta_{1} - 2 \beta_{2} - 3 \beta_{3} ) q^{29} + ( -1 - \beta_{1} ) q^{30} + ( -\beta_{1} - 6 \beta_{2} - \beta_{3} ) q^{31} -\beta_{2} q^{32} + ( -6 - 4 \beta_{2} + 2 \beta_{3} ) q^{33} + ( -\beta_{1} + 2 \beta_{2} - \beta_{3} ) q^{34} + ( -1 - 2 \beta_{2} - \beta_{3} ) q^{35} + ( 1 + \beta_{1} + 2 \beta_{2} - \beta_{3} ) q^{36} + ( 4 + \beta_{1} - \beta_{3} ) q^{37} + ( 2 - 2 \beta_{1} + 2 \beta_{3} ) q^{38} + ( -4 - \beta_{1} - 2 \beta_{2} + \beta_{3} ) q^{39} -\beta_{2} q^{40} + ( -4 - 2 \beta_{1} + 2 \beta_{3} ) q^{41} + ( -1 + 2 \beta_{1} + 2 \beta_{2} + 2 \beta_{3} ) q^{42} + ( 8 + 4 \beta_{1} - 4 \beta_{3} ) q^{43} + ( -2 \beta_{1} - 2 \beta_{2} - 2 \beta_{3} ) q^{44} + ( 1 + \beta_{1} + 2 \beta_{2} - \beta_{3} ) q^{45} + 4 q^{46} + ( -2 \beta_{1} + 2 \beta_{3} ) q^{47} + ( \beta_{2} + \beta_{3} ) q^{48} + ( -3 - 3 \beta_{1} + 2 \beta_{2} + 3 \beta_{3} ) q^{49} -\beta_{2} q^{50} + ( -2 + \beta_{1} - 3 \beta_{3} ) q^{51} + ( -\beta_{1} - 2 \beta_{2} - \beta_{3} ) q^{52} + ( 2 \beta_{1} + 6 \beta_{2} + 2 \beta_{3} ) q^{53} + ( -3 - 4 \beta_{2} - \beta_{3} ) q^{54} + ( -2 \beta_{1} - 2 \beta_{2} - 2 \beta_{3} ) q^{55} + ( -2 - \beta_{1} + \beta_{2} ) q^{56} + ( 2 - 4 \beta_{1} + 4 \beta_{2} - 2 \beta_{3} ) q^{57} + ( -2 - 3 \beta_{1} + 3 \beta_{3} ) q^{58} + ( 2 + 2 \beta_{1} - 2 \beta_{3} ) q^{59} + ( \beta_{2} + \beta_{3} ) q^{60} + ( -\beta_{1} + 4 \beta_{2} - \beta_{3} ) q^{61} + ( -6 - \beta_{1} + \beta_{3} ) q^{62} + ( 5 - \beta_{1} - 6 \beta_{2} ) q^{63} - q^{64} + ( -\beta_{1} - 2 \beta_{2} - \beta_{3} ) q^{65} + ( -4 + 2 \beta_{1} + 6 \beta_{2} ) q^{66} -12 q^{67} + ( 2 - \beta_{1} + \beta_{3} ) q^{68} + ( -4 - 4 \beta_{1} ) q^{69} + ( -2 - \beta_{1} + \beta_{2} ) q^{70} + ( -\beta_{1} + 4 \beta_{2} - \beta_{3} ) q^{71} + ( 2 - \beta_{1} - \beta_{2} - \beta_{3} ) q^{72} + ( \beta_{1} - 8 \beta_{2} + \beta_{3} ) q^{73} + ( -\beta_{1} - 4 \beta_{2} - \beta_{3} ) q^{74} + ( \beta_{2} + \beta_{3} ) q^{75} + ( 2 \beta_{1} - 2 \beta_{2} + 2 \beta_{3} ) q^{76} + ( -8 - 2 \beta_{2} + 6 \beta_{3} ) q^{77} + ( -2 + \beta_{1} + 4 \beta_{2} + \beta_{3} ) q^{78} + ( 4 + 4 \beta_{1} - 4 \beta_{3} ) q^{79} - q^{80} + ( 1 + 4 \beta_{1} + 4 \beta_{2} + 4 \beta_{3} ) q^{81} + ( 2 \beta_{1} + 4 \beta_{2} + 2 \beta_{3} ) q^{82} + ( 8 + 7 \beta_{1} - 7 \beta_{3} ) q^{83} + ( 2 + 2 \beta_{1} + \beta_{2} - 2 \beta_{3} ) q^{84} + ( 2 - \beta_{1} + \beta_{3} ) q^{85} + ( -4 \beta_{1} - 8 \beta_{2} - 4 \beta_{3} ) q^{86} + ( 8 - \beta_{1} + 6 \beta_{2} - 3 \beta_{3} ) q^{87} + ( -2 - 2 \beta_{1} + 2 \beta_{3} ) q^{88} + ( 12 + 2 \beta_{1} - 2 \beta_{3} ) q^{89} + ( 2 - \beta_{1} - \beta_{2} - \beta_{3} ) q^{90} + ( -6 - \beta_{1} + 3 \beta_{3} ) q^{91} -4 \beta_{2} q^{92} + ( 8 + 5 \beta_{1} + 2 \beta_{2} - \beta_{3} ) q^{93} + ( 2 \beta_{1} + 2 \beta_{3} ) q^{94} + ( 2 \beta_{1} - 2 \beta_{2} + 2 \beta_{3} ) q^{95} + ( 1 + \beta_{1} ) q^{96} + ( \beta_{1} + 4 \beta_{2} + \beta_{3} ) q^{97} + ( 2 + 3 \beta_{1} + 3 \beta_{2} + 3 \beta_{3} ) q^{98} + ( 4 + 4 \beta_{1} - 10 \beta_{2} - 4 \beta_{3} ) q^{99} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4q + 2q^{3} - 4q^{4} - 4q^{5} + 2q^{6} + 6q^{7} + O(q^{10}) \) \( 4q + 2q^{3} - 4q^{4} - 4q^{5} + 2q^{6} + 6q^{7} - 2q^{12} + 6q^{14} - 2q^{15} + 4q^{16} - 12q^{17} - 8q^{18} + 4q^{20} - 2q^{24} + 4q^{25} + 4q^{26} + 14q^{27} - 6q^{28} - 2q^{30} - 20q^{33} - 6q^{35} + 12q^{37} + 16q^{38} - 12q^{39} - 8q^{41} - 4q^{42} + 16q^{43} + 16q^{46} + 8q^{47} + 2q^{48} - 16q^{51} - 14q^{54} - 6q^{56} + 12q^{57} + 4q^{58} + 2q^{60} - 20q^{62} + 22q^{63} - 4q^{64} - 20q^{66} - 48q^{67} + 12q^{68} - 8q^{69} - 6q^{70} + 8q^{72} + 2q^{75} - 20q^{77} - 8q^{78} - 4q^{80} + 4q^{81} + 4q^{83} + 12q^{85} + 28q^{87} + 40q^{89} + 8q^{90} - 16q^{91} + 20q^{93} + 2q^{96} + 8q^{98} + O(q^{100}) \)

Basis of coefficient ring in terms of a root \(\nu\) of \(x^{4} + 3 x^{2} + 1\):

\(\beta_{0}\)\(=\)\( 1 \)
\(\beta_{1}\)\(=\)\( \nu^{2} + \nu + 1 \)
\(\beta_{2}\)\(=\)\( \nu^{3} + 2 \nu \)
\(\beta_{3}\)\(=\)\( -\nu^{2} + \nu - 1 \)
\(1\)\(=\)\(\beta_0\)
\(\nu\)\(=\)\((\)\(\beta_{3} + \beta_{1}\)\()/2\)
\(\nu^{2}\)\(=\)\((\)\(-\beta_{3} + \beta_{1} - 2\)\()/2\)
\(\nu^{3}\)\(=\)\(-\beta_{3} + \beta_{2} - \beta_{1}\)

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/210\mathbb{Z}\right)^\times\).

\(n\) \(31\) \(71\) \(127\)
\(\chi(n)\) \(-1\) \(-1\) \(1\)

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.

Label \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
41.1
0.618034i
1.61803i
0.618034i
1.61803i
1.00000i −0.618034 + 1.61803i −1.00000 −1.00000 1.61803 + 0.618034i 0.381966 + 2.61803i 1.00000i −2.23607 2.00000i 1.00000i
41.2 1.00000i 1.61803 0.618034i −1.00000 −1.00000 −0.618034 1.61803i 2.61803 + 0.381966i 1.00000i 2.23607 2.00000i 1.00000i
41.3 1.00000i −0.618034 1.61803i −1.00000 −1.00000 1.61803 0.618034i 0.381966 2.61803i 1.00000i −2.23607 + 2.00000i 1.00000i
41.4 1.00000i 1.61803 + 0.618034i −1.00000 −1.00000 −0.618034 + 1.61803i 2.61803 0.381966i 1.00000i 2.23607 + 2.00000i 1.00000i
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
21.c even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 210.2.b.b yes 4
3.b odd 2 1 210.2.b.a 4
4.b odd 2 1 1680.2.f.e 4
5.b even 2 1 1050.2.b.a 4
5.c odd 4 1 1050.2.d.a 4
5.c odd 4 1 1050.2.d.f 4
7.b odd 2 1 210.2.b.a 4
12.b even 2 1 1680.2.f.i 4
15.d odd 2 1 1050.2.b.c 4
15.e even 4 1 1050.2.d.c 4
15.e even 4 1 1050.2.d.d 4
21.c even 2 1 inner 210.2.b.b yes 4
28.d even 2 1 1680.2.f.i 4
35.c odd 2 1 1050.2.b.c 4
35.f even 4 1 1050.2.d.c 4
35.f even 4 1 1050.2.d.d 4
84.h odd 2 1 1680.2.f.e 4
105.g even 2 1 1050.2.b.a 4
105.k odd 4 1 1050.2.d.a 4
105.k odd 4 1 1050.2.d.f 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
210.2.b.a 4 3.b odd 2 1
210.2.b.a 4 7.b odd 2 1
210.2.b.b yes 4 1.a even 1 1 trivial
210.2.b.b yes 4 21.c even 2 1 inner
1050.2.b.a 4 5.b even 2 1
1050.2.b.a 4 105.g even 2 1
1050.2.b.c 4 15.d odd 2 1
1050.2.b.c 4 35.c odd 2 1
1050.2.d.a 4 5.c odd 4 1
1050.2.d.a 4 105.k odd 4 1
1050.2.d.c 4 15.e even 4 1
1050.2.d.c 4 35.f even 4 1
1050.2.d.d 4 15.e even 4 1
1050.2.d.d 4 35.f even 4 1
1050.2.d.f 4 5.c odd 4 1
1050.2.d.f 4 105.k odd 4 1
1680.2.f.e 4 4.b odd 2 1
1680.2.f.e 4 84.h odd 2 1
1680.2.f.i 4 12.b even 2 1
1680.2.f.i 4 28.d even 2 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{17}^{2} + 6 T_{17} + 4 \) acting on \(S_{2}^{\mathrm{new}}(210, [\chi])\).

Hecke Characteristic Polynomials

$p$ $F_p(T)$
$2$ \( ( 1 + T^{2} )^{2} \)
$3$ \( 1 - 2 T + 2 T^{2} - 6 T^{3} + 9 T^{4} \)
$5$ \( ( 1 + T )^{4} \)
$7$ \( 1 - 6 T + 18 T^{2} - 42 T^{3} + 49 T^{4} \)
$11$ \( ( 1 - 2 T^{2} + 121 T^{4} )^{2} \)
$13$ \( 1 - 40 T^{2} + 718 T^{4} - 6760 T^{6} + 28561 T^{8} \)
$17$ \( ( 1 + 6 T + 38 T^{2} + 102 T^{3} + 289 T^{4} )^{2} \)
$19$ \( 1 - 4 T^{2} - 554 T^{4} - 1444 T^{6} + 130321 T^{8} \)
$23$ \( ( 1 - 30 T^{2} + 529 T^{4} )^{2} \)
$29$ \( 1 - 24 T^{2} + 1646 T^{4} - 20184 T^{6} + 707281 T^{8} \)
$31$ \( 1 - 64 T^{2} + 2446 T^{4} - 61504 T^{6} + 923521 T^{8} \)
$37$ \( ( 1 - 6 T + 78 T^{2} - 222 T^{3} + 1369 T^{4} )^{2} \)
$41$ \( ( 1 + 4 T + 66 T^{2} + 164 T^{3} + 1681 T^{4} )^{2} \)
$43$ \( ( 1 - 8 T + 22 T^{2} - 344 T^{3} + 1849 T^{4} )^{2} \)
$47$ \( ( 1 - 4 T + 78 T^{2} - 188 T^{3} + 2209 T^{4} )^{2} \)
$53$ \( 1 - 140 T^{2} + 9238 T^{4} - 393260 T^{6} + 7890481 T^{8} \)
$59$ \( ( 1 + 98 T^{2} + 3481 T^{4} )^{2} \)
$61$ \( 1 - 184 T^{2} + 15406 T^{4} - 684664 T^{6} + 13845841 T^{8} \)
$67$ \( ( 1 + 12 T + 67 T^{2} )^{4} \)
$71$ \( 1 - 224 T^{2} + 22126 T^{4} - 1129184 T^{6} + 25411681 T^{8} \)
$73$ \( 1 - 120 T^{2} + 12638 T^{4} - 639480 T^{6} + 28398241 T^{8} \)
$79$ \( ( 1 + 78 T^{2} + 6241 T^{4} )^{2} \)
$83$ \( ( 1 - 2 T - 78 T^{2} - 166 T^{3} + 6889 T^{4} )^{2} \)
$89$ \( ( 1 - 20 T + 258 T^{2} - 1780 T^{3} + 7921 T^{4} )^{2} \)
$97$ \( 1 - 360 T^{2} + 51038 T^{4} - 3387240 T^{6} + 88529281 T^{8} \)
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