Properties

Label 2-280e2-1.1-c1-0-65
Degree $2$
Conductor $78400$
Sign $1$
Analytic cond. $626.027$
Root an. cond. $25.0205$
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  − 2·3-s + 9-s + 4·11-s − 2·13-s + 8·17-s − 6·19-s + 4·23-s + 4·27-s + 6·29-s − 4·31-s − 8·33-s − 10·37-s + 4·39-s − 4·41-s + 4·43-s + 4·47-s − 16·51-s + 10·53-s + 12·57-s − 14·59-s − 10·61-s − 4·67-s − 8·69-s + 12·71-s + 4·73-s + 4·79-s − 11·81-s + ⋯
L(s)  = 1  − 1.15·3-s + 1/3·9-s + 1.20·11-s − 0.554·13-s + 1.94·17-s − 1.37·19-s + 0.834·23-s + 0.769·27-s + 1.11·29-s − 0.718·31-s − 1.39·33-s − 1.64·37-s + 0.640·39-s − 0.624·41-s + 0.609·43-s + 0.583·47-s − 2.24·51-s + 1.37·53-s + 1.58·57-s − 1.82·59-s − 1.28·61-s − 0.488·67-s − 0.963·69-s + 1.42·71-s + 0.468·73-s + 0.450·79-s − 1.22·81-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 78400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 78400 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(78400\)    =    \(2^{6} \cdot 5^{2} \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(626.027\)
Root analytic conductor: \(25.0205\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 78400,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.400476989\)
\(L(\frac12)\) \(\approx\) \(1.400476989\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
7 \( 1 \)
good3 \( 1 + 2 T + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 8 T + p T^{2} \)
19 \( 1 + 6 T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 + 4 T + p T^{2} \)
37 \( 1 + 10 T + p T^{2} \)
41 \( 1 + 4 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 - 4 T + p T^{2} \)
53 \( 1 - 10 T + p T^{2} \)
59 \( 1 + 14 T + p T^{2} \)
61 \( 1 + 10 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 - 4 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 - 2 T + p T^{2} \)
89 \( 1 + 8 T + p T^{2} \)
97 \( 1 + p T^{2} \)
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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

−13.94156398891818, −13.72090269672926, −12.61196374210309, −12.40456383678401, −12.09865903015554, −11.68923243921715, −10.89143333331489, −10.65363178385778, −10.18844256132419, −9.517006065617996, −9.005416936789094, −8.493659042273580, −7.863688321468506, −7.136778278852986, −6.777333503984918, −6.235803096217869, −5.700085530613945, −5.214685538167949, −4.689166386654042, −4.042672231993798, −3.390804191730533, −2.778314932810430, −1.792324186871444, −1.169375849075338, −0.4664057562097273, 0.4664057562097273, 1.169375849075338, 1.792324186871444, 2.778314932810430, 3.390804191730533, 4.042672231993798, 4.689166386654042, 5.214685538167949, 5.700085530613945, 6.235803096217869, 6.777333503984918, 7.136778278852986, 7.863688321468506, 8.493659042273580, 9.005416936789094, 9.517006065617996, 10.18844256132419, 10.65363178385778, 10.89143333331489, 11.68923243921715, 12.09865903015554, 12.40456383678401, 12.61196374210309, 13.72090269672926, 13.94156398891818

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