Properties

Label 2-98-1.1-c15-0-34
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 − 219.·3-s + 1.63e4·4-s − 2.49e5·5-s − 2.81e4·6-s + 2.09e6·8-s − 1.43e7·9-s − 3.19e7·10-s + 3.30e7·11-s − 3.59e6·12-s − 5.07e7·13-s + 5.48e7·15-s + 2.68e8·16-s + 3.03e9·17-s − 1.83e9·18-s + 5.51e9·19-s − 4.08e9·20-s + 4.23e9·22-s + 3.19e9·23-s − 4.60e8·24-s + 3.17e10·25-s − 6.49e9·26-s + 6.29e9·27-s − 1.57e11·29-s + 7.01e9·30-s + 1.27e11·31-s + 3.43e10·32-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.0579·3-s + 0.5·4-s − 1.42·5-s − 0.0410·6-s + 0.353·8-s − 0.996·9-s − 1.01·10-s + 0.512·11-s − 0.0289·12-s − 0.224·13-s + 0.0828·15-s + 0.250·16-s + 1.79·17-s − 0.704·18-s + 1.41·19-s − 0.714·20-s + 0.362·22-s + 0.195·23-s − 0.0205·24-s + 1.04·25-s − 0.158·26-s + 0.115·27-s − 1.69·29-s + 0.0585·30-s + 0.835·31-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 \( 1 + 219.T + 1.43e7T^{2} \)
5 \( 1 + 2.49e5T + 3.05e10T^{2} \)
11 \( 1 - 3.30e7T + 4.17e15T^{2} \)
13 \( 1 + 5.07e7T + 5.11e16T^{2} \)
17 \( 1 - 3.03e9T + 2.86e18T^{2} \)
19 \( 1 - 5.51e9T + 1.51e19T^{2} \)
23 \( 1 - 3.19e9T + 2.66e20T^{2} \)
29 \( 1 + 1.57e11T + 8.62e21T^{2} \)
31 \( 1 - 1.27e11T + 2.34e22T^{2} \)
37 \( 1 - 2.62e10T + 3.33e23T^{2} \)
41 \( 1 - 1.21e11T + 1.55e24T^{2} \)
43 \( 1 + 2.25e12T + 3.17e24T^{2} \)
47 \( 1 - 1.69e12T + 1.20e25T^{2} \)
53 \( 1 + 4.70e12T + 7.31e25T^{2} \)
59 \( 1 + 2.80e13T + 3.65e26T^{2} \)
61 \( 1 + 3.64e13T + 6.02e26T^{2} \)
67 \( 1 + 9.23e13T + 2.46e27T^{2} \)
71 \( 1 - 5.57e13T + 5.87e27T^{2} \)
73 \( 1 + 4.08e13T + 8.90e27T^{2} \)
79 \( 1 - 2.39e14T + 2.91e28T^{2} \)
83 \( 1 - 1.19e14T + 6.11e28T^{2} \)
89 \( 1 + 1.40e14T + 1.74e29T^{2} \)
97 \( 1 - 4.92e14T + 6.33e29T^{2} \)
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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

−10.91345503895700229996966208347, −9.430446671281170498096413837964, −8.001631929585295907947650920791, −7.38712293654114335716158933675, −5.91926730129659162106740893711, −4.91130146870919817939161227806, −3.60075703331006433138077097828, −3.06864457752078324070391132912, −1.23538225355236515878559192442, 0, 1.23538225355236515878559192442, 3.06864457752078324070391132912, 3.60075703331006433138077097828, 4.91130146870919817939161227806, 5.91926730129659162106740893711, 7.38712293654114335716158933675, 8.001631929585295907947650920791, 9.430446671281170498096413837964, 10.91345503895700229996966208347

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