Properties

Label 2-230-1.1-c3-0-6
Degree $2$
Conductor $230$
Sign $1$
Analytic cond. $13.5704$
Root an. cond. $3.68380$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s − 5.04·3-s + 4·4-s + 5·5-s − 10.0·6-s + 5.03·7-s + 8·8-s − 1.58·9-s + 10·10-s − 5.58·11-s − 20.1·12-s + 62.7·13-s + 10.0·14-s − 25.2·15-s + 16·16-s − 19.7·17-s − 3.17·18-s + 158.·19-s + 20·20-s − 25.3·21-s − 11.1·22-s − 23·23-s − 40.3·24-s + 25·25-s + 125.·26-s + 144.·27-s + 20.1·28-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.970·3-s + 0.5·4-s + 0.447·5-s − 0.685·6-s + 0.271·7-s + 0.353·8-s − 0.0588·9-s + 0.316·10-s − 0.153·11-s − 0.485·12-s + 1.33·13-s + 0.192·14-s − 0.433·15-s + 0.250·16-s − 0.281·17-s − 0.0416·18-s + 1.91·19-s + 0.223·20-s − 0.263·21-s − 0.108·22-s − 0.208·23-s − 0.342·24-s + 0.200·25-s + 0.946·26-s + 1.02·27-s + 0.135·28-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 230,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(2.290227740\)
\(L(\frac12)\) \(\approx\) \(2.290227740\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 2T \)
5 \( 1 - 5T \)
23 \( 1 + 23T \)
good3 \( 1 + 5.04T + 27T^{2} \)
7 \( 1 - 5.03T + 343T^{2} \)
11 \( 1 + 5.58T + 1.33e3T^{2} \)
13 \( 1 - 62.7T + 2.19e3T^{2} \)
17 \( 1 + 19.7T + 4.91e3T^{2} \)
19 \( 1 - 158.T + 6.85e3T^{2} \)
29 \( 1 + 35.5T + 2.43e4T^{2} \)
31 \( 1 - 282.T + 2.97e4T^{2} \)
37 \( 1 + 139.T + 5.06e4T^{2} \)
41 \( 1 - 227.T + 6.89e4T^{2} \)
43 \( 1 - 436.T + 7.95e4T^{2} \)
47 \( 1 - 90.2T + 1.03e5T^{2} \)
53 \( 1 - 330.T + 1.48e5T^{2} \)
59 \( 1 + 796.T + 2.05e5T^{2} \)
61 \( 1 + 568.T + 2.26e5T^{2} \)
67 \( 1 - 85.1T + 3.00e5T^{2} \)
71 \( 1 + 369.T + 3.57e5T^{2} \)
73 \( 1 + 310.T + 3.89e5T^{2} \)
79 \( 1 + 1.32e3T + 4.93e5T^{2} \)
83 \( 1 + 158.T + 5.71e5T^{2} \)
89 \( 1 + 1.23e3T + 7.04e5T^{2} \)
97 \( 1 + 106.T + 9.12e5T^{2} \)
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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

−11.67345530762632733283283772555, −11.11020120116598408422340923262, −10.15679807984091339771532793050, −8.829961703329520723342885000628, −7.50403396116084908236203261108, −6.20044438450013697126328055703, −5.65739164627286368975954266349, −4.55781413775353385474541713235, −3.02282063926065020601473323021, −1.16057506792724057477636876681, 1.16057506792724057477636876681, 3.02282063926065020601473323021, 4.55781413775353385474541713235, 5.65739164627286368975954266349, 6.20044438450013697126328055703, 7.50403396116084908236203261108, 8.829961703329520723342885000628, 10.15679807984091339771532793050, 11.11020120116598408422340923262, 11.67345530762632733283283772555

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