Properties

Label 2-80e2-1.1-c1-0-8
Degree $2$
Conductor $6400$
Sign $1$
Analytic cond. $51.1042$
Root an. cond. $7.14872$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.44·3-s − 0.898·9-s − 0.550·11-s − 7.89·17-s − 8.34·19-s + 5.65·27-s + 0.797·33-s − 12.7·41-s + 10·43-s − 7·49-s + 11.4·51-s + 12.1·57-s + 6·59-s − 14.3·67-s + 13.6·73-s − 5.49·81-s + 11.4·83-s + 13.8·89-s − 10·97-s + 0.494·99-s + 20.1·107-s − 0.797·113-s + ⋯
L(s)  = 1  − 0.836·3-s − 0.299·9-s − 0.165·11-s − 1.91·17-s − 1.91·19-s + 1.08·27-s + 0.138·33-s − 1.99·41-s + 1.52·43-s − 49-s + 1.60·51-s + 1.60·57-s + 0.781·59-s − 1.75·67-s + 1.60·73-s − 0.610·81-s + 1.25·83-s + 1.47·89-s − 1.01·97-s + 0.0497·99-s + 1.94·107-s − 0.0750·113-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 6400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 6400 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(6400\)    =    \(2^{8} \cdot 5^{2}\)
Sign: $1$
Analytic conductor: \(51.1042\)
Root analytic conductor: \(7.14872\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 6400,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5557364383\)
\(L(\frac12)\) \(\approx\) \(0.5557364383\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.44T + 3T^{2} \)
7 \( 1 + 7T^{2} \)
11 \( 1 + 0.550T + 11T^{2} \)
13 \( 1 + 13T^{2} \)
17 \( 1 + 7.89T + 17T^{2} \)
19 \( 1 + 8.34T + 19T^{2} \)
23 \( 1 + 23T^{2} \)
29 \( 1 + 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 + 37T^{2} \)
41 \( 1 + 12.7T + 41T^{2} \)
43 \( 1 - 10T + 43T^{2} \)
47 \( 1 + 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 - 6T + 59T^{2} \)
61 \( 1 + 61T^{2} \)
67 \( 1 + 14.3T + 67T^{2} \)
71 \( 1 + 71T^{2} \)
73 \( 1 - 13.6T + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 - 11.4T + 83T^{2} \)
89 \( 1 - 13.8T + 89T^{2} \)
97 \( 1 + 10T + 97T^{2} \)
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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

−8.158269619328284288121111761745, −7.09951976988719118660533802501, −6.41258367784671057717372410803, −6.14077178094832556374098490376, −5.07301536728739105917829876294, −4.59681357344296214218642119884, −3.76843093203355239813953280493, −2.60064035993402745107253429976, −1.89443979378563223026318462878, −0.38220343061120510809769277337, 0.38220343061120510809769277337, 1.89443979378563223026318462878, 2.60064035993402745107253429976, 3.76843093203355239813953280493, 4.59681357344296214218642119884, 5.07301536728739105917829876294, 6.14077178094832556374098490376, 6.41258367784671057717372410803, 7.09951976988719118660533802501, 8.158269619328284288121111761745

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