Properties

Label 2-430-1.1-c1-0-5
Degree $2$
Conductor $430$
Sign $1$
Analytic cond. $3.43356$
Root an. cond. $1.85298$
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-s + 2.24·3-s + 4-s − 5-s − 2.24·6-s + 0.778·7-s − 8-s + 2.05·9-s + 10-s + 5.19·11-s + 2.24·12-s − 3.83·13-s − 0.778·14-s − 2.24·15-s + 16-s + 5.30·17-s − 2.05·18-s + 3.71·19-s − 20-s + 1.75·21-s − 5.19·22-s + 7.30·23-s − 2.24·24-s + 25-s + 3.83·26-s − 2.11·27-s + 0.778·28-s + ⋯
L(s)  = 1  − 0.707·2-s + 1.29·3-s + 0.5·4-s − 0.447·5-s − 0.918·6-s + 0.294·7-s − 0.353·8-s + 0.686·9-s + 0.316·10-s + 1.56·11-s + 0.649·12-s − 1.06·13-s − 0.208·14-s − 0.580·15-s + 0.250·16-s + 1.28·17-s − 0.485·18-s + 0.853·19-s − 0.223·20-s + 0.382·21-s − 1.10·22-s + 1.52·23-s − 0.459·24-s + 0.200·25-s + 0.752·26-s − 0.407·27-s + 0.147·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 430 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 430 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(430\)    =    \(2 \cdot 5 \cdot 43\)
Sign: $1$
Analytic conductor: \(3.43356\)
Root analytic conductor: \(1.85298\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 430,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.551205292\)
\(L(\frac12)\) \(\approx\) \(1.551205292\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
5 \( 1 + T \)
43 \( 1 - T \)
good3 \( 1 - 2.24T + 3T^{2} \)
7 \( 1 - 0.778T + 7T^{2} \)
11 \( 1 - 5.19T + 11T^{2} \)
13 \( 1 + 3.83T + 13T^{2} \)
17 \( 1 - 5.30T + 17T^{2} \)
19 \( 1 - 3.71T + 19T^{2} \)
23 \( 1 - 7.30T + 23T^{2} \)
29 \( 1 + 9.52T + 29T^{2} \)
31 \( 1 + 0.412T + 31T^{2} \)
37 \( 1 + 10.8T + 37T^{2} \)
41 \( 1 - 8.66T + 41T^{2} \)
47 \( 1 - 2.24T + 47T^{2} \)
53 \( 1 + 4.05T + 53T^{2} \)
59 \( 1 - 10.6T + 59T^{2} \)
61 \( 1 - 10.5T + 61T^{2} \)
67 \( 1 + 13.9T + 67T^{2} \)
71 \( 1 - 1.19T + 71T^{2} \)
73 \( 1 + 9.85T + 73T^{2} \)
79 \( 1 - 4.08T + 79T^{2} \)
83 \( 1 + 10.0T + 83T^{2} \)
89 \( 1 + 12.9T + 89T^{2} \)
97 \( 1 + 10.8T + 97T^{2} \)
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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

−11.17894856711646831125497368368, −9.820665683799804300756520580307, −9.271358355941244493737534813177, −8.570252140706039296530331760444, −7.51272775311896320618846045716, −7.11686656238056242629556476569, −5.42704304791645152829253897350, −3.86231430787676711132163894953, −2.96390400231112389804841259598, −1.47661923668323543711792828119, 1.47661923668323543711792828119, 2.96390400231112389804841259598, 3.86231430787676711132163894953, 5.42704304791645152829253897350, 7.11686656238056242629556476569, 7.51272775311896320618846045716, 8.570252140706039296530331760444, 9.271358355941244493737534813177, 9.820665683799804300756520580307, 11.17894856711646831125497368368

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