Properties

Label 2-52-1.1-c1-0-0
Degree $2$
Conductor $52$
Sign $1$
Analytic cond. $0.415222$
Root an. cond. $0.644377$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·5-s − 2·7-s − 3·9-s − 2·11-s − 13-s + 6·17-s − 6·19-s + 8·23-s − 25-s + 2·29-s + 10·31-s − 4·35-s − 6·37-s − 6·41-s + 4·43-s − 6·45-s − 2·47-s − 3·49-s + 6·53-s − 4·55-s − 10·59-s − 2·61-s + 6·63-s − 2·65-s + 10·67-s + 10·71-s + 2·73-s + ⋯
L(s)  = 1  + 0.894·5-s − 0.755·7-s − 9-s − 0.603·11-s − 0.277·13-s + 1.45·17-s − 1.37·19-s + 1.66·23-s − 1/5·25-s + 0.371·29-s + 1.79·31-s − 0.676·35-s − 0.986·37-s − 0.937·41-s + 0.609·43-s − 0.894·45-s − 0.291·47-s − 3/7·49-s + 0.824·53-s − 0.539·55-s − 1.30·59-s − 0.256·61-s + 0.755·63-s − 0.248·65-s + 1.22·67-s + 1.18·71-s + 0.234·73-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 52 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 52 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(52\)    =    \(2^{2} \cdot 13\)
Sign: $1$
Analytic conductor: \(0.415222\)
Root analytic conductor: \(0.644377\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 52,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.8454832086\)
\(L(\frac12)\) \(\approx\) \(0.8454832086\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
13 \( 1 + T \)
good3 \( 1 + p T^{2} \)
5 \( 1 - 2 T + p T^{2} \)
7 \( 1 + 2 T + p T^{2} \)
11 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 + 6 T + p T^{2} \)
23 \( 1 - 8 T + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 - 10 T + p T^{2} \)
37 \( 1 + 6 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 + 2 T + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 + 10 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 - 10 T + p T^{2} \)
71 \( 1 - 10 T + p T^{2} \)
73 \( 1 - 2 T + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 + 6 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 - 2 T + p T^{2} \)
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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

−15.42487118812446396082482572505, −14.26563333906249084450038791649, −13.28342306795187960857166875332, −12.20226607119849826715844365538, −10.63948592226509211592254466097, −9.648146620493893432528626292635, −8.328372177248017987314125945770, −6.53255603589242536760694775465, −5.33159922228181014436369840982, −2.88461211972819480737788508228, 2.88461211972819480737788508228, 5.33159922228181014436369840982, 6.53255603589242536760694775465, 8.328372177248017987314125945770, 9.648146620493893432528626292635, 10.63948592226509211592254466097, 12.20226607119849826715844365538, 13.28342306795187960857166875332, 14.26563333906249084450038791649, 15.42487118812446396082482572505

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