Properties

Label 2-98-1.1-c15-0-38
Degree $2$
Conductor $98$
Sign $-1$
Analytic cond. $139.839$
Root an. cond. $11.8253$
Motivic weight $15$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 128·2-s + 6.41e3·3-s + 1.63e4·4-s − 2.78e5·5-s − 8.21e5·6-s − 2.09e6·8-s + 2.68e7·9-s + 3.57e7·10-s + 1.07e8·11-s + 1.05e8·12-s − 3.29e8·13-s − 1.79e9·15-s + 2.68e8·16-s − 4.56e8·17-s − 3.43e9·18-s + 3.54e9·19-s − 4.57e9·20-s − 1.37e10·22-s − 3.01e10·23-s − 1.34e10·24-s + 4.73e10·25-s + 4.21e10·26-s + 8.00e10·27-s + 3.19e10·29-s + 2.29e11·30-s + 1.76e11·31-s − 3.43e10·32-s + ⋯
L(s)  = 1  − 0.707·2-s + 1.69·3-s + 0.5·4-s − 1.59·5-s − 1.19·6-s − 0.353·8-s + 1.86·9-s + 1.12·10-s + 1.65·11-s + 0.847·12-s − 1.45·13-s − 2.70·15-s + 0.250·16-s − 0.269·17-s − 1.32·18-s + 0.909·19-s − 0.798·20-s − 1.17·22-s − 1.84·23-s − 0.598·24-s + 1.55·25-s + 1.03·26-s + 1.47·27-s + 0.343·29-s + 1.91·30-s + 1.15·31-s − 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 98 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(16-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 98 ^{s/2} \, \Gamma_{\C}(s+15/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(98\)    =    \(2 \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(139.839\)
Root analytic conductor: \(11.8253\)
Motivic weight: \(15\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 98,\ (\ :15/2),\ -1)\)

Particular Values

\(L(8)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{17}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + 128T \)
7 \( 1 \)
good3 \( 1 - 6.41e3T + 1.43e7T^{2} \)
5 \( 1 + 2.78e5T + 3.05e10T^{2} \)
11 \( 1 - 1.07e8T + 4.17e15T^{2} \)
13 \( 1 + 3.29e8T + 5.11e16T^{2} \)
17 \( 1 + 4.56e8T + 2.86e18T^{2} \)
19 \( 1 - 3.54e9T + 1.51e19T^{2} \)
23 \( 1 + 3.01e10T + 2.66e20T^{2} \)
29 \( 1 - 3.19e10T + 8.62e21T^{2} \)
31 \( 1 - 1.76e11T + 2.34e22T^{2} \)
37 \( 1 + 4.15e11T + 3.33e23T^{2} \)
41 \( 1 - 4.32e11T + 1.55e24T^{2} \)
43 \( 1 + 2.09e12T + 3.17e24T^{2} \)
47 \( 1 - 3.73e12T + 1.20e25T^{2} \)
53 \( 1 + 8.00e10T + 7.31e25T^{2} \)
59 \( 1 + 9.04e12T + 3.65e26T^{2} \)
61 \( 1 - 8.15e11T + 6.02e26T^{2} \)
67 \( 1 + 7.11e12T + 2.46e27T^{2} \)
71 \( 1 + 5.65e12T + 5.87e27T^{2} \)
73 \( 1 + 6.12e12T + 8.90e27T^{2} \)
79 \( 1 + 2.35e14T + 2.91e28T^{2} \)
83 \( 1 - 9.34e13T + 6.11e28T^{2} \)
89 \( 1 + 2.13e14T + 1.74e29T^{2} \)
97 \( 1 - 6.81e14T + 6.33e29T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.06743466772248478942111304600, −9.227756808582221459388979890343, −8.311257595577329948426541155119, −7.63880411465809946841325170954, −6.83193008353447144439638970391, −4.35836298366798242971174314577, −3.61068333839163777226679627468, −2.57299428018996845294255951132, −1.34350189096015369917632530818, 0, 1.34350189096015369917632530818, 2.57299428018996845294255951132, 3.61068333839163777226679627468, 4.35836298366798242971174314577, 6.83193008353447144439638970391, 7.63880411465809946841325170954, 8.311257595577329948426541155119, 9.227756808582221459388979890343, 10.06743466772248478942111304600

Graph of the $Z$-function along the critical line