Properties

Label 2-98-1.1-c13-0-31
Degree $2$
Conductor $98$
Sign $-1$
Analytic cond. $105.086$
Root an. cond. $10.2511$
Motivic weight $13$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 64·2-s − 1.71e3·3-s + 4.09e3·4-s + 2.50e4·5-s − 1.09e5·6-s + 2.62e5·8-s + 1.33e6·9-s + 1.60e6·10-s − 1.70e6·11-s − 7.00e6·12-s + 9.03e6·13-s − 4.29e7·15-s + 1.67e7·16-s − 1.80e8·17-s + 8.53e7·18-s − 3.40e7·19-s + 1.02e8·20-s − 1.08e8·22-s + 1.05e9·23-s − 4.48e8·24-s − 5.91e8·25-s + 5.78e8·26-s + 4.44e8·27-s + 2.18e9·29-s − 2.74e9·30-s + 6.05e8·31-s + 1.07e9·32-s + ⋯
L(s)  = 1  + 0.707·2-s − 1.35·3-s + 0.5·4-s + 0.718·5-s − 0.958·6-s + 0.353·8-s + 0.836·9-s + 0.507·10-s − 0.289·11-s − 0.677·12-s + 0.518·13-s − 0.973·15-s + 0.250·16-s − 1.81·17-s + 0.591·18-s − 0.166·19-s + 0.359·20-s − 0.204·22-s + 1.48·23-s − 0.479·24-s − 0.484·25-s + 0.366·26-s + 0.221·27-s + 0.683·29-s − 0.688·30-s + 0.122·31-s + 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 98 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(14-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 98 ^{s/2} \, \Gamma_{\C}(s+13/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(98\)    =    \(2 \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(105.086\)
Root analytic conductor: \(10.2511\)
Motivic weight: \(13\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 98,\ (\ :13/2),\ -1)\)

Particular Values

\(L(7)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{15}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 64T \)
7 \( 1 \)
good3 \( 1 + 1.71e3T + 1.59e6T^{2} \)
5 \( 1 - 2.50e4T + 1.22e9T^{2} \)
11 \( 1 + 1.70e6T + 3.45e13T^{2} \)
13 \( 1 - 9.03e6T + 3.02e14T^{2} \)
17 \( 1 + 1.80e8T + 9.90e15T^{2} \)
19 \( 1 + 3.40e7T + 4.20e16T^{2} \)
23 \( 1 - 1.05e9T + 5.04e17T^{2} \)
29 \( 1 - 2.18e9T + 1.02e19T^{2} \)
31 \( 1 - 6.05e8T + 2.44e19T^{2} \)
37 \( 1 - 1.78e10T + 2.43e20T^{2} \)
41 \( 1 + 4.48e10T + 9.25e20T^{2} \)
43 \( 1 + 3.24e9T + 1.71e21T^{2} \)
47 \( 1 + 7.35e10T + 5.46e21T^{2} \)
53 \( 1 - 2.90e11T + 2.60e22T^{2} \)
59 \( 1 + 3.10e11T + 1.04e23T^{2} \)
61 \( 1 - 5.59e11T + 1.61e23T^{2} \)
67 \( 1 + 8.94e11T + 5.48e23T^{2} \)
71 \( 1 + 6.75e11T + 1.16e24T^{2} \)
73 \( 1 + 1.80e12T + 1.67e24T^{2} \)
79 \( 1 + 3.14e12T + 4.66e24T^{2} \)
83 \( 1 - 3.34e12T + 8.87e24T^{2} \)
89 \( 1 + 6.69e12T + 2.19e25T^{2} \)
97 \( 1 + 1.01e13T + 6.73e25T^{2} \)
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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

−11.06702446255537126444996916491, −10.19800080015179733505732018671, −8.723200109663437291591596373906, −6.91006605678568760605446129525, −6.20680464832336442963840331521, −5.27256446059532719413964273617, −4.37478636534289174884230806949, −2.66968351003020280468280891809, −1.34615869643209178957658255562, 0, 1.34615869643209178957658255562, 2.66968351003020280468280891809, 4.37478636534289174884230806949, 5.27256446059532719413964273617, 6.20680464832336442963840331521, 6.91006605678568760605446129525, 8.723200109663437291591596373906, 10.19800080015179733505732018671, 11.06702446255537126444996916491

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