Properties

Label 2-230-1.1-c3-0-20
Degree $2$
Conductor $230$
Sign $-1$
Analytic cond. $13.5704$
Root an. cond. $3.68380$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s − 3-s + 4·4-s + 5·5-s − 2·6-s − 32·7-s + 8·8-s − 26·9-s + 10·10-s − 30·11-s − 4·12-s + 19·13-s − 64·14-s − 5·15-s + 16·16-s − 60·17-s − 52·18-s − 58·19-s + 20·20-s + 32·21-s − 60·22-s + 23·23-s − 8·24-s + 25·25-s + 38·26-s + 53·27-s − 128·28-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.192·3-s + 1/2·4-s + 0.447·5-s − 0.136·6-s − 1.72·7-s + 0.353·8-s − 0.962·9-s + 0.316·10-s − 0.822·11-s − 0.0962·12-s + 0.405·13-s − 1.22·14-s − 0.0860·15-s + 1/4·16-s − 0.856·17-s − 0.680·18-s − 0.700·19-s + 0.223·20-s + 0.332·21-s − 0.581·22-s + 0.208·23-s − 0.0680·24-s + 1/5·25-s + 0.286·26-s + 0.377·27-s − 0.863·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 230 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 230 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(230\)    =    \(2 \cdot 5 \cdot 23\)
Sign: $-1$
Analytic conductor: \(13.5704\)
Root analytic conductor: \(3.68380\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 230,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - p T \)
5 \( 1 - p T \)
23 \( 1 - p T \)
good3 \( 1 + T + p^{3} T^{2} \)
7 \( 1 + 32 T + p^{3} T^{2} \)
11 \( 1 + 30 T + p^{3} T^{2} \)
13 \( 1 - 19 T + p^{3} T^{2} \)
17 \( 1 + 60 T + p^{3} T^{2} \)
19 \( 1 + 58 T + p^{3} T^{2} \)
29 \( 1 - 85 T + p^{3} T^{2} \)
31 \( 1 + 65 T + p^{3} T^{2} \)
37 \( 1 + 34 T + p^{3} T^{2} \)
41 \( 1 - 143 T + p^{3} T^{2} \)
43 \( 1 + 332 T + p^{3} T^{2} \)
47 \( 1 + 561 T + p^{3} T^{2} \)
53 \( 1 + 422 T + p^{3} T^{2} \)
59 \( 1 - 392 T + p^{3} T^{2} \)
61 \( 1 + 246 T + p^{3} T^{2} \)
67 \( 1 - 894 T + p^{3} T^{2} \)
71 \( 1 + 737 T + p^{3} T^{2} \)
73 \( 1 - 1041 T + p^{3} T^{2} \)
79 \( 1 - 1114 T + p^{3} T^{2} \)
83 \( 1 + 936 T + p^{3} T^{2} \)
89 \( 1 - 824 T + p^{3} T^{2} \)
97 \( 1 + 868 T + p^{3} T^{2} \)
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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

−11.29920488299086513763960659894, −10.45152713829056279763477616302, −9.448241007486856623109048966701, −8.330578974549188690707441972149, −6.69430909669226178069965297405, −6.18026590069427707113719977824, −5.07336161382976973296069205904, −3.47698811522538188751092354733, −2.49769826450685197914044055914, 0, 2.49769826450685197914044055914, 3.47698811522538188751092354733, 5.07336161382976973296069205904, 6.18026590069427707113719977824, 6.69430909669226178069965297405, 8.330578974549188690707441972149, 9.448241007486856623109048966701, 10.45152713829056279763477616302, 11.29920488299086513763960659894

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