Properties

Label 2-23-1.1-c11-0-17
Degree $2$
Conductor $23$
Sign $-1$
Analytic cond. $17.6718$
Root an. cond. $4.20379$
Motivic weight $11$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 14.8·2-s + 536.·3-s − 1.82e3·4-s + 2.11e3·5-s + 7.98e3·6-s − 6.85e4·7-s − 5.76e4·8-s + 1.10e5·9-s + 3.15e4·10-s − 5.73e5·11-s − 9.80e5·12-s − 2.09e5·13-s − 1.01e6·14-s + 1.13e6·15-s + 2.88e6·16-s + 7.02e6·17-s + 1.65e6·18-s − 1.37e7·19-s − 3.87e6·20-s − 3.68e7·21-s − 8.53e6·22-s + 6.43e6·23-s − 3.09e7·24-s − 4.43e7·25-s − 3.11e6·26-s − 3.55e7·27-s + 1.25e8·28-s + ⋯
L(s)  = 1  + 0.328·2-s + 1.27·3-s − 0.892·4-s + 0.303·5-s + 0.419·6-s − 1.54·7-s − 0.621·8-s + 0.626·9-s + 0.0996·10-s − 1.07·11-s − 1.13·12-s − 0.156·13-s − 0.506·14-s + 0.386·15-s + 0.687·16-s + 1.20·17-s + 0.205·18-s − 1.27·19-s − 0.270·20-s − 1.96·21-s − 0.353·22-s + 0.208·23-s − 0.792·24-s − 0.908·25-s − 0.0514·26-s − 0.476·27-s + 1.37·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(12-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s+11/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(23\)
Sign: $-1$
Analytic conductor: \(17.6718\)
Root analytic conductor: \(4.20379\)
Motivic weight: \(11\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 23,\ (\ :11/2),\ -1)\)

Particular Values

\(L(6)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{13}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad23 \( 1 - 6.43e6T \)
good2 \( 1 - 14.8T + 2.04e3T^{2} \)
3 \( 1 - 536.T + 1.77e5T^{2} \)
5 \( 1 - 2.11e3T + 4.88e7T^{2} \)
7 \( 1 + 6.85e4T + 1.97e9T^{2} \)
11 \( 1 + 5.73e5T + 2.85e11T^{2} \)
13 \( 1 + 2.09e5T + 1.79e12T^{2} \)
17 \( 1 - 7.02e6T + 3.42e13T^{2} \)
19 \( 1 + 1.37e7T + 1.16e14T^{2} \)
29 \( 1 + 1.90e8T + 1.22e16T^{2} \)
31 \( 1 - 1.11e8T + 2.54e16T^{2} \)
37 \( 1 - 3.70e8T + 1.77e17T^{2} \)
41 \( 1 + 4.78e8T + 5.50e17T^{2} \)
43 \( 1 - 1.32e9T + 9.29e17T^{2} \)
47 \( 1 - 1.04e9T + 2.47e18T^{2} \)
53 \( 1 + 3.65e9T + 9.26e18T^{2} \)
59 \( 1 - 9.91e8T + 3.01e19T^{2} \)
61 \( 1 + 5.85e6T + 4.35e19T^{2} \)
67 \( 1 - 1.92e10T + 1.22e20T^{2} \)
71 \( 1 + 5.27e9T + 2.31e20T^{2} \)
73 \( 1 + 2.46e10T + 3.13e20T^{2} \)
79 \( 1 - 9.77e9T + 7.47e20T^{2} \)
83 \( 1 + 1.67e10T + 1.28e21T^{2} \)
89 \( 1 + 3.63e10T + 2.77e21T^{2} \)
97 \( 1 - 5.73e10T + 7.15e21T^{2} \)
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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

−14.41191642318111039505868584990, −13.29667634265567325046459062498, −12.75026194717138107968125051477, −10.02863036371426798806421978660, −9.221824911806597330853921418229, −7.87490759469249487475653915701, −5.80117648738135086818556360645, −3.77909079558915768911204849044, −2.66577372529939635056589328317, 0, 2.66577372529939635056589328317, 3.77909079558915768911204849044, 5.80117648738135086818556360645, 7.87490759469249487475653915701, 9.221824911806597330853921418229, 10.02863036371426798806421978660, 12.75026194717138107968125051477, 13.29667634265567325046459062498, 14.41191642318111039505868584990

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