Properties

Label 2-2303-1.1-c3-0-30
Degree $2$
Conductor $2303$
Sign $1$
Analytic cond. $135.881$
Root an. cond. $11.6568$
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  + 1.11·2-s + 0.352·3-s − 6.75·4-s + 4.08·5-s + 0.392·6-s − 16.4·8-s − 26.8·9-s + 4.55·10-s − 52.0·11-s − 2.38·12-s − 36.6·13-s + 1.44·15-s + 35.7·16-s − 124.·17-s − 29.9·18-s + 32.5·19-s − 27.6·20-s − 58.0·22-s + 68.0·23-s − 5.79·24-s − 108.·25-s − 40.8·26-s − 18.9·27-s + 65.7·29-s + 1.60·30-s − 305.·31-s + 171.·32-s + ⋯
L(s)  = 1  + 0.393·2-s + 0.0677·3-s − 0.844·4-s + 0.365·5-s + 0.0267·6-s − 0.726·8-s − 0.995·9-s + 0.144·10-s − 1.42·11-s − 0.0572·12-s − 0.781·13-s + 0.0247·15-s + 0.558·16-s − 1.77·17-s − 0.392·18-s + 0.393·19-s − 0.309·20-s − 0.562·22-s + 0.616·23-s − 0.0492·24-s − 0.866·25-s − 0.307·26-s − 0.135·27-s + 0.420·29-s + 0.00976·30-s − 1.76·31-s + 0.946·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2303 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2303 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2303\)    =    \(7^{2} \cdot 47\)
Sign: $1$
Analytic conductor: \(135.881\)
Root analytic conductor: \(11.6568\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2303,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(0.2947064634\)
\(L(\frac12)\) \(\approx\) \(0.2947064634\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 \)
47 \( 1 - 47T \)
good2 \( 1 - 1.11T + 8T^{2} \)
3 \( 1 - 0.352T + 27T^{2} \)
5 \( 1 - 4.08T + 125T^{2} \)
11 \( 1 + 52.0T + 1.33e3T^{2} \)
13 \( 1 + 36.6T + 2.19e3T^{2} \)
17 \( 1 + 124.T + 4.91e3T^{2} \)
19 \( 1 - 32.5T + 6.85e3T^{2} \)
23 \( 1 - 68.0T + 1.21e4T^{2} \)
29 \( 1 - 65.7T + 2.43e4T^{2} \)
31 \( 1 + 305.T + 2.97e4T^{2} \)
37 \( 1 + 393.T + 5.06e4T^{2} \)
41 \( 1 + 184.T + 6.89e4T^{2} \)
43 \( 1 - 131.T + 7.95e4T^{2} \)
53 \( 1 - 247.T + 1.48e5T^{2} \)
59 \( 1 - 410.T + 2.05e5T^{2} \)
61 \( 1 + 573.T + 2.26e5T^{2} \)
67 \( 1 + 233.T + 3.00e5T^{2} \)
71 \( 1 - 511.T + 3.57e5T^{2} \)
73 \( 1 + 1.01e3T + 3.89e5T^{2} \)
79 \( 1 + 175.T + 4.93e5T^{2} \)
83 \( 1 - 742.T + 5.71e5T^{2} \)
89 \( 1 - 1.39e3T + 7.04e5T^{2} \)
97 \( 1 - 1.22e3T + 9.12e5T^{2} \)
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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

−8.888770338261300329175692148398, −7.958024451258146151666702557751, −7.14463921863355448985576183054, −6.07280710067556265895087349652, −5.24558244977141776942086576411, −4.96057335606314211158726554688, −3.78588953817961089144354337010, −2.84620451416305998752396593837, −2.07200023496538190942596448724, −0.21170216108802380497389006006, 0.21170216108802380497389006006, 2.07200023496538190942596448724, 2.84620451416305998752396593837, 3.78588953817961089144354337010, 4.96057335606314211158726554688, 5.24558244977141776942086576411, 6.07280710067556265895087349652, 7.14463921863355448985576183054, 7.958024451258146151666702557751, 8.888770338261300329175692148398

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