Properties

Label 2-230-1.1-c5-0-20
Degree $2$
Conductor $230$
Sign $-1$
Analytic cond. $36.8882$
Root an. cond. $6.07357$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4·2-s − 10.5·3-s + 16·4-s + 25·5-s + 42.1·6-s + 156.·7-s − 64·8-s − 132.·9-s − 100·10-s − 397.·11-s − 168.·12-s − 71.8·13-s − 625.·14-s − 263.·15-s + 256·16-s + 221.·17-s + 528.·18-s − 173.·19-s + 400·20-s − 1.64e3·21-s + 1.58e3·22-s + 529·23-s + 673.·24-s + 625·25-s + 287.·26-s + 3.94e3·27-s + 2.50e3·28-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.675·3-s + 0.5·4-s + 0.447·5-s + 0.477·6-s + 1.20·7-s − 0.353·8-s − 0.543·9-s − 0.316·10-s − 0.990·11-s − 0.337·12-s − 0.117·13-s − 0.852·14-s − 0.302·15-s + 0.250·16-s + 0.185·17-s + 0.384·18-s − 0.110·19-s + 0.223·20-s − 0.814·21-s + 0.700·22-s + 0.208·23-s + 0.238·24-s + 0.200·25-s + 0.0833·26-s + 1.04·27-s + 0.603·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 230 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 230 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(230\)    =    \(2 \cdot 5 \cdot 23\)
Sign: $-1$
Analytic conductor: \(36.8882\)
Root analytic conductor: \(6.07357\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 230,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + 4T \)
5 \( 1 - 25T \)
23 \( 1 - 529T \)
good3 \( 1 + 10.5T + 243T^{2} \)
7 \( 1 - 156.T + 1.68e4T^{2} \)
11 \( 1 + 397.T + 1.61e5T^{2} \)
13 \( 1 + 71.8T + 3.71e5T^{2} \)
17 \( 1 - 221.T + 1.41e6T^{2} \)
19 \( 1 + 173.T + 2.47e6T^{2} \)
29 \( 1 - 6.96e3T + 2.05e7T^{2} \)
31 \( 1 + 2.00e3T + 2.86e7T^{2} \)
37 \( 1 + 1.23e4T + 6.93e7T^{2} \)
41 \( 1 - 420.T + 1.15e8T^{2} \)
43 \( 1 + 1.42e4T + 1.47e8T^{2} \)
47 \( 1 - 1.70e3T + 2.29e8T^{2} \)
53 \( 1 + 6.10e3T + 4.18e8T^{2} \)
59 \( 1 - 2.32e4T + 7.14e8T^{2} \)
61 \( 1 + 2.93e4T + 8.44e8T^{2} \)
67 \( 1 + 2.63e4T + 1.35e9T^{2} \)
71 \( 1 + 9.48e3T + 1.80e9T^{2} \)
73 \( 1 + 1.76e3T + 2.07e9T^{2} \)
79 \( 1 + 8.64e3T + 3.07e9T^{2} \)
83 \( 1 + 1.08e5T + 3.93e9T^{2} \)
89 \( 1 + 5.96e4T + 5.58e9T^{2} \)
97 \( 1 + 1.40e5T + 8.58e9T^{2} \)
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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

−10.77561341693149960735590236781, −10.13269444966921758802733330619, −8.724332034260981078606541786075, −8.057407065832032467977675786475, −6.85029743204636348980689541743, −5.61785304449320236799386416915, −4.87206561129133824150849184274, −2.77443967185949700124127870306, −1.44744975642420044948402398842, 0, 1.44744975642420044948402398842, 2.77443967185949700124127870306, 4.87206561129133824150849184274, 5.61785304449320236799386416915, 6.85029743204636348980689541743, 8.057407065832032467977675786475, 8.724332034260981078606541786075, 10.13269444966921758802733330619, 10.77561341693149960735590236781

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