Properties

Label 2-1900-1.1-c1-0-15
Degree $2$
Conductor $1900$
Sign $1$
Analytic cond. $15.1715$
Root an. cond. $3.89507$
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  + 2.58·3-s + 2.81·7-s + 3.69·9-s + 1.58·11-s + 0.888·13-s − 3.98·17-s + 19-s + 7.27·21-s + 3.30·23-s + 1.81·27-s + 6.98·29-s − 4.51·31-s + 4.11·33-s − 2.41·37-s + 2.30·39-s + 5.09·41-s + 8.17·43-s − 9.08·47-s + 0.901·49-s − 10.3·51-s + 7.79·53-s + 2.58·57-s − 2.22·59-s − 9.90·61-s + 10.3·63-s − 7.56·67-s + 8.54·69-s + ⋯
L(s)  = 1  + 1.49·3-s + 1.06·7-s + 1.23·9-s + 0.478·11-s + 0.246·13-s − 0.967·17-s + 0.229·19-s + 1.58·21-s + 0.688·23-s + 0.348·27-s + 1.29·29-s − 0.810·31-s + 0.715·33-s − 0.396·37-s + 0.368·39-s + 0.796·41-s + 1.24·43-s − 1.32·47-s + 0.128·49-s − 1.44·51-s + 1.07·53-s + 0.342·57-s − 0.289·59-s − 1.26·61-s + 1.31·63-s − 0.924·67-s + 1.02·69-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1900 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1900 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1900\)    =    \(2^{2} \cdot 5^{2} \cdot 19\)
Sign: $1$
Analytic conductor: \(15.1715\)
Root analytic conductor: \(3.89507\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1900,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.468856634\)
\(L(\frac12)\) \(\approx\) \(3.468856634\)
\(L(\frac{3}{2})\) 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 \( 1 \)
19 \( 1 - T \)
good3 \( 1 - 2.58T + 3T^{2} \)
7 \( 1 - 2.81T + 7T^{2} \)
11 \( 1 - 1.58T + 11T^{2} \)
13 \( 1 - 0.888T + 13T^{2} \)
17 \( 1 + 3.98T + 17T^{2} \)
23 \( 1 - 3.30T + 23T^{2} \)
29 \( 1 - 6.98T + 29T^{2} \)
31 \( 1 + 4.51T + 31T^{2} \)
37 \( 1 + 2.41T + 37T^{2} \)
41 \( 1 - 5.09T + 41T^{2} \)
43 \( 1 - 8.17T + 43T^{2} \)
47 \( 1 + 9.08T + 47T^{2} \)
53 \( 1 - 7.79T + 53T^{2} \)
59 \( 1 + 2.22T + 59T^{2} \)
61 \( 1 + 9.90T + 61T^{2} \)
67 \( 1 + 7.56T + 67T^{2} \)
71 \( 1 + 0.777T + 71T^{2} \)
73 \( 1 + 0.876T + 73T^{2} \)
79 \( 1 + 8.94T + 79T^{2} \)
83 \( 1 - 11.6T + 83T^{2} \)
89 \( 1 + 5.27T + 89T^{2} \)
97 \( 1 - 7.24T + 97T^{2} \)
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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

−8.880248728878003257545405033319, −8.652782142381455408990582829710, −7.75731724180906823064219099544, −7.16599030934889343412760490463, −6.12361810067307162781741386616, −4.87913121563810498962963338356, −4.19517924977718085181602622425, −3.21635984610875638109238570633, −2.29903910969364766398490487144, −1.36228167111732075462598258815, 1.36228167111732075462598258815, 2.29903910969364766398490487144, 3.21635984610875638109238570633, 4.19517924977718085181602622425, 4.87913121563810498962963338356, 6.12361810067307162781741386616, 7.16599030934889343412760490463, 7.75731724180906823064219099544, 8.652782142381455408990582829710, 8.880248728878003257545405033319

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