Properties

Label 2-2303-1.1-c3-0-302
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2.38·2-s − 8.62·3-s − 2.33·4-s + 6.85·5-s − 20.5·6-s − 24.5·8-s + 47.3·9-s + 16.3·10-s + 65.2·11-s + 20.1·12-s − 39.2·13-s − 59.1·15-s − 39.8·16-s − 14.0·17-s + 112.·18-s − 99.3·19-s − 16.0·20-s + 155.·22-s + 7.81·23-s + 212.·24-s − 77.9·25-s − 93.4·26-s − 175.·27-s + 107.·29-s − 140.·30-s − 21.1·31-s + 101.·32-s + ⋯
L(s)  = 1  + 0.841·2-s − 1.65·3-s − 0.291·4-s + 0.613·5-s − 1.39·6-s − 1.08·8-s + 1.75·9-s + 0.516·10-s + 1.78·11-s + 0.484·12-s − 0.837·13-s − 1.01·15-s − 0.623·16-s − 0.200·17-s + 1.47·18-s − 1.19·19-s − 0.178·20-s + 1.50·22-s + 0.0708·23-s + 1.80·24-s − 0.623·25-s − 0.705·26-s − 1.25·27-s + 0.690·29-s − 0.856·30-s − 0.122·31-s + 0.562·32-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: \(1\)
Selberg data: \((2,\ 2303,\ (\ :3/2),\ -1)\)

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)$
bad7 \( 1 \)
47 \( 1 + 47T \)
good2 \( 1 - 2.38T + 8T^{2} \)
3 \( 1 + 8.62T + 27T^{2} \)
5 \( 1 - 6.85T + 125T^{2} \)
11 \( 1 - 65.2T + 1.33e3T^{2} \)
13 \( 1 + 39.2T + 2.19e3T^{2} \)
17 \( 1 + 14.0T + 4.91e3T^{2} \)
19 \( 1 + 99.3T + 6.85e3T^{2} \)
23 \( 1 - 7.81T + 1.21e4T^{2} \)
29 \( 1 - 107.T + 2.43e4T^{2} \)
31 \( 1 + 21.1T + 2.97e4T^{2} \)
37 \( 1 + 87.9T + 5.06e4T^{2} \)
41 \( 1 - 416.T + 6.89e4T^{2} \)
43 \( 1 + 217.T + 7.95e4T^{2} \)
53 \( 1 + 76.2T + 1.48e5T^{2} \)
59 \( 1 - 836.T + 2.05e5T^{2} \)
61 \( 1 - 219.T + 2.26e5T^{2} \)
67 \( 1 + 194.T + 3.00e5T^{2} \)
71 \( 1 - 386.T + 3.57e5T^{2} \)
73 \( 1 - 1.05e3T + 3.89e5T^{2} \)
79 \( 1 - 314.T + 4.93e5T^{2} \)
83 \( 1 - 55.2T + 5.71e5T^{2} \)
89 \( 1 - 508.T + 7.04e5T^{2} \)
97 \( 1 + 1.34e3T + 9.12e5T^{2} \)
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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

−8.322445085669345605761024051444, −6.82494032526070208912059572737, −6.53247412703173130910367159997, −5.81543027787239577586741741442, −5.15610641719123050398147849519, −4.38065101286243547086502511270, −3.82994096460425697170007122122, −2.26913488204921101140426535835, −1.04734588847442627582764891229, 0, 1.04734588847442627582764891229, 2.26913488204921101140426535835, 3.82994096460425697170007122122, 4.38065101286243547086502511270, 5.15610641719123050398147849519, 5.81543027787239577586741741442, 6.53247412703173130910367159997, 6.82494032526070208912059572737, 8.322445085669345605761024051444

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