Properties

Label 2-230-1.1-c3-0-15
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 + 5.92·3-s + 4·4-s + 5·5-s + 11.8·6-s + 24.6·7-s + 8·8-s + 8.13·9-s + 10·10-s − 24.6·11-s + 23.7·12-s + 15.2·13-s + 49.2·14-s + 29.6·15-s + 16·16-s − 78.7·17-s + 16.2·18-s − 16.3·19-s + 20·20-s + 145.·21-s − 49.3·22-s − 23·23-s + 47.4·24-s + 25·25-s + 30.5·26-s − 111.·27-s + 98.5·28-s + ⋯
L(s)  = 1  + 0.707·2-s + 1.14·3-s + 0.5·4-s + 0.447·5-s + 0.806·6-s + 1.32·7-s + 0.353·8-s + 0.301·9-s + 0.316·10-s − 0.675·11-s + 0.570·12-s + 0.325·13-s + 0.940·14-s + 0.510·15-s + 0.250·16-s − 1.12·17-s + 0.212·18-s − 0.197·19-s + 0.223·20-s + 1.51·21-s − 0.477·22-s − 0.208·23-s + 0.403·24-s + 0.200·25-s + 0.230·26-s − 0.797·27-s + 0.664·28-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

\(L(2)\) \(\approx\) \(4.421407152\)
\(L(\frac12)\) \(\approx\) \(4.421407152\)
\(L(\frac{5}{2})\) 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 \( 1 - 5.92T + 27T^{2} \)
7 \( 1 - 24.6T + 343T^{2} \)
11 \( 1 + 24.6T + 1.33e3T^{2} \)
13 \( 1 - 15.2T + 2.19e3T^{2} \)
17 \( 1 + 78.7T + 4.91e3T^{2} \)
19 \( 1 + 16.3T + 6.85e3T^{2} \)
29 \( 1 - 36.5T + 2.43e4T^{2} \)
31 \( 1 - 186.T + 2.97e4T^{2} \)
37 \( 1 - 327.T + 5.06e4T^{2} \)
41 \( 1 + 313.T + 6.89e4T^{2} \)
43 \( 1 + 394.T + 7.95e4T^{2} \)
47 \( 1 + 252.T + 1.03e5T^{2} \)
53 \( 1 + 8.12T + 1.48e5T^{2} \)
59 \( 1 - 173.T + 2.05e5T^{2} \)
61 \( 1 - 420.T + 2.26e5T^{2} \)
67 \( 1 - 142.T + 3.00e5T^{2} \)
71 \( 1 - 658.T + 3.57e5T^{2} \)
73 \( 1 + 144.T + 3.89e5T^{2} \)
79 \( 1 + 521.T + 4.93e5T^{2} \)
83 \( 1 + 987.T + 5.71e5T^{2} \)
89 \( 1 - 176.T + 7.04e5T^{2} \)
97 \( 1 - 769.T + 9.12e5T^{2} \)
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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

−11.73275800189522106894910130970, −10.96182560532323280549541587766, −9.815756506694990984220477711761, −8.469561271869774254010460151693, −8.058416818496731504943099592534, −6.66078305501590658723571797001, −5.29323358565995430097231771869, −4.28133556753642044317321175150, −2.80147811008455686815916921002, −1.82426329854911337124867024614, 1.82426329854911337124867024614, 2.80147811008455686815916921002, 4.28133556753642044317321175150, 5.29323358565995430097231771869, 6.66078305501590658723571797001, 8.058416818496731504943099592534, 8.469561271869774254010460151693, 9.815756506694990984220477711761, 10.96182560532323280549541587766, 11.73275800189522106894910130970

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