Properties

Label 2-3200-1.1-c1-0-25
Degree $2$
Conductor $3200$
Sign $1$
Analytic cond. $25.5521$
Root an. cond. $5.05491$
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  + 2·7-s − 3·9-s + 6·11-s + 2·13-s + 6·17-s − 2·19-s + 6·23-s − 6·29-s − 4·31-s + 6·37-s − 2·41-s − 4·43-s − 10·47-s − 3·49-s + 2·53-s + 10·59-s + 10·61-s − 6·63-s + 4·67-s − 16·71-s + 6·73-s + 12·77-s + 9·81-s + 8·83-s + 6·89-s + 4·91-s − 2·97-s + ⋯
L(s)  = 1  + 0.755·7-s − 9-s + 1.80·11-s + 0.554·13-s + 1.45·17-s − 0.458·19-s + 1.25·23-s − 1.11·29-s − 0.718·31-s + 0.986·37-s − 0.312·41-s − 0.609·43-s − 1.45·47-s − 3/7·49-s + 0.274·53-s + 1.30·59-s + 1.28·61-s − 0.755·63-s + 0.488·67-s − 1.89·71-s + 0.702·73-s + 1.36·77-s + 81-s + 0.878·83-s + 0.635·89-s + 0.419·91-s − 0.203·97-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3200 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3200 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3200\)    =    \(2^{7} \cdot 5^{2}\)
Sign: $1$
Analytic conductor: \(25.5521\)
Root analytic conductor: \(5.05491\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 3200,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.299070979\)
\(L(\frac12)\) \(\approx\) \(2.299070979\)
\(L(\frac{3}{2})\) 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 \( 1 \)
good3 \( 1 + p T^{2} \)
7 \( 1 - 2 T + p T^{2} \)
11 \( 1 - 6 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 + 2 T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 + 4 T + p T^{2} \)
37 \( 1 - 6 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 + 10 T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 - 10 T + p T^{2} \)
61 \( 1 - 10 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + 16 T + p T^{2} \)
73 \( 1 - 6 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 - 8 T + p T^{2} \)
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

−8.664740514859947463487572146358, −8.059724653017145285250923659536, −7.15945501379979153094827252136, −6.36683816821148663491715471569, −5.64456854027065860896743359184, −4.90237225491692595850068450403, −3.81150237526906934474907121356, −3.25744467907735143549323839239, −1.88177651656706483466737260715, −0.984336091803417183888443825752, 0.984336091803417183888443825752, 1.88177651656706483466737260715, 3.25744467907735143549323839239, 3.81150237526906934474907121356, 4.90237225491692595850068450403, 5.64456854027065860896743359184, 6.36683816821148663491715471569, 7.15945501379979153094827252136, 8.059724653017145285250923659536, 8.664740514859947463487572146358

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