Properties

Label 2-98-1.1-c3-0-6
Degree $2$
Conductor $98$
Sign $1$
Analytic cond. $5.78218$
Root an. cond. $2.40461$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s + 5·3-s + 4·4-s + 9·5-s + 10·6-s + 8·8-s − 2·9-s + 18·10-s − 57·11-s + 20·12-s + 70·13-s + 45·15-s + 16·16-s − 51·17-s − 4·18-s − 5·19-s + 36·20-s − 114·22-s + 69·23-s + 40·24-s − 44·25-s + 140·26-s − 145·27-s + 114·29-s + 90·30-s − 23·31-s + 32·32-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.962·3-s + 1/2·4-s + 0.804·5-s + 0.680·6-s + 0.353·8-s − 0.0740·9-s + 0.569·10-s − 1.56·11-s + 0.481·12-s + 1.49·13-s + 0.774·15-s + 1/4·16-s − 0.727·17-s − 0.0523·18-s − 0.0603·19-s + 0.402·20-s − 1.10·22-s + 0.625·23-s + 0.340·24-s − 0.351·25-s + 1.05·26-s − 1.03·27-s + 0.729·29-s + 0.547·30-s − 0.133·31-s + 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 98 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 98 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(98\)    =    \(2 \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(5.78218\)
Root analytic conductor: \(2.40461\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 98,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(3.185692354\)
\(L(\frac12)\) \(\approx\) \(3.185692354\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - p T \)
7 \( 1 \)
good3 \( 1 - 5 T + p^{3} T^{2} \)
5 \( 1 - 9 T + p^{3} T^{2} \)
11 \( 1 + 57 T + p^{3} T^{2} \)
13 \( 1 - 70 T + p^{3} T^{2} \)
17 \( 1 + 3 p T + p^{3} T^{2} \)
19 \( 1 + 5 T + p^{3} T^{2} \)
23 \( 1 - 3 p T + p^{3} T^{2} \)
29 \( 1 - 114 T + p^{3} T^{2} \)
31 \( 1 + 23 T + p^{3} T^{2} \)
37 \( 1 + 253 T + p^{3} T^{2} \)
41 \( 1 - 42 T + p^{3} T^{2} \)
43 \( 1 + 124 T + p^{3} T^{2} \)
47 \( 1 + 201 T + p^{3} T^{2} \)
53 \( 1 + 393 T + p^{3} T^{2} \)
59 \( 1 + 219 T + p^{3} T^{2} \)
61 \( 1 - 709 T + p^{3} T^{2} \)
67 \( 1 - 419 T + p^{3} T^{2} \)
71 \( 1 + 96 T + p^{3} T^{2} \)
73 \( 1 - 313 T + p^{3} T^{2} \)
79 \( 1 - 461 T + p^{3} T^{2} \)
83 \( 1 - 588 T + p^{3} T^{2} \)
89 \( 1 - 1017 T + p^{3} T^{2} \)
97 \( 1 - 1834 T + p^{3} T^{2} \)
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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

−13.47478173650198898543119590834, −12.95907436692134841053560085563, −11.26675438061777843734757808862, −10.29174754405156514345866546626, −8.909623836493129563407829098705, −7.952907508488061201484123215963, −6.35997490773533338162821223751, −5.17201496260031785952011677280, −3.38653008273238754791285314334, −2.16482003301400300720608945723, 2.16482003301400300720608945723, 3.38653008273238754791285314334, 5.17201496260031785952011677280, 6.35997490773533338162821223751, 7.952907508488061201484123215963, 8.909623836493129563407829098705, 10.29174754405156514345866546626, 11.26675438061777843734757808862, 12.95907436692134841053560085563, 13.47478173650198898543119590834

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