Properties

Label 2-23-23.22-c8-0-4
Degree $2$
Conductor $23$
Sign $1$
Analytic cond. $9.36970$
Root an. cond. $3.06099$
Motivic weight $8$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2.56·2-s − 161.·3-s − 249.·4-s − 415.·6-s − 1.29e3·8-s + 1.96e4·9-s + 4.04e4·12-s − 4.31e4·13-s + 6.05e4·16-s + 5.04e4·18-s + 2.79e5·23-s + 2.09e5·24-s + 3.90e5·25-s − 1.10e5·26-s − 2.12e6·27-s + 5.32e5·29-s − 1.25e6·31-s + 4.86e5·32-s − 4.90e6·36-s + 6.98e6·39-s + 5.13e6·41-s + 7.17e5·46-s − 3.11e6·47-s − 9.80e6·48-s + 5.76e6·49-s + 1.00e6·50-s + 1.07e7·52-s + ⋯
L(s)  = 1  + 0.160·2-s − 1.99·3-s − 0.974·4-s − 0.320·6-s − 0.316·8-s + 2.99·9-s + 1.94·12-s − 1.50·13-s + 0.923·16-s + 0.480·18-s + 23-s + 0.632·24-s + 25-s − 0.241·26-s − 3.99·27-s + 0.752·29-s − 1.35·31-s + 0.464·32-s − 2.92·36-s + 3.01·39-s + 1.81·41-s + 0.160·46-s − 0.638·47-s − 1.84·48-s + 49-s + 0.160·50-s + 1.47·52-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(9-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s+4) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(23\)
Sign: $1$
Analytic conductor: \(9.36970\)
Root analytic conductor: \(3.06099\)
Motivic weight: \(8\)
Rational: no
Arithmetic: yes
Character: $\chi_{23} (22, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 23,\ (\ :4),\ 1)\)

Particular Values

\(L(\frac{9}{2})\) \(\approx\) \(0.5563359245\)
\(L(\frac12)\) \(\approx\) \(0.5563359245\)
\(L(5)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad23 \( 1 - 2.79e5T \)
good2 \( 1 - 2.56T + 256T^{2} \)
3 \( 1 + 161.T + 6.56e3T^{2} \)
5 \( 1 - 3.90e5T^{2} \)
7 \( 1 - 5.76e6T^{2} \)
11 \( 1 - 2.14e8T^{2} \)
13 \( 1 + 4.31e4T + 8.15e8T^{2} \)
17 \( 1 - 6.97e9T^{2} \)
19 \( 1 - 1.69e10T^{2} \)
29 \( 1 - 5.32e5T + 5.00e11T^{2} \)
31 \( 1 + 1.25e6T + 8.52e11T^{2} \)
37 \( 1 - 3.51e12T^{2} \)
41 \( 1 - 5.13e6T + 7.98e12T^{2} \)
43 \( 1 - 1.16e13T^{2} \)
47 \( 1 + 3.11e6T + 2.38e13T^{2} \)
53 \( 1 - 6.22e13T^{2} \)
59 \( 1 - 1.52e7T + 1.46e14T^{2} \)
61 \( 1 - 1.91e14T^{2} \)
67 \( 1 - 4.06e14T^{2} \)
71 \( 1 + 4.32e7T + 6.45e14T^{2} \)
73 \( 1 - 4.99e7T + 8.06e14T^{2} \)
79 \( 1 - 1.51e15T^{2} \)
83 \( 1 - 2.25e15T^{2} \)
89 \( 1 - 3.93e15T^{2} \)
97 \( 1 - 7.83e15T^{2} \)
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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

−16.42442292415185327321591804764, −14.80935380423050568115951117362, −12.94340974939646264484421352028, −12.20573812798288630229092135669, −10.78407804078334704513648951630, −9.569195258661682746768575480396, −7.12821196931798717727353152062, −5.48365710965517680196720795192, −4.54563824817196368509283972522, −0.66124939014099614407429649788, 0.66124939014099614407429649788, 4.54563824817196368509283972522, 5.48365710965517680196720795192, 7.12821196931798717727353152062, 9.569195258661682746768575480396, 10.78407804078334704513648951630, 12.20573812798288630229092135669, 12.94340974939646264484421352028, 14.80935380423050568115951117362, 16.42442292415185327321591804764

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