Properties

Label 2-23-1.1-c13-0-0
Degree $2$
Conductor $23$
Sign $1$
Analytic cond. $24.6631$
Root an. cond. $4.96619$
Motivic weight $13$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 77.0·2-s − 2.22e3·3-s − 2.24e3·4-s − 4.22e4·5-s − 1.71e5·6-s − 3.55e5·7-s − 8.04e5·8-s + 3.34e6·9-s − 3.25e6·10-s − 4.93e6·11-s + 4.99e6·12-s − 1.79e7·13-s − 2.74e7·14-s + 9.38e7·15-s − 4.36e7·16-s + 1.12e8·17-s + 2.57e8·18-s − 1.54e8·19-s + 9.50e7·20-s + 7.89e8·21-s − 3.80e8·22-s + 1.48e8·23-s + 1.78e9·24-s + 5.64e8·25-s − 1.38e9·26-s − 3.87e9·27-s + 7.99e8·28-s + ⋯
L(s)  = 1  + 0.851·2-s − 1.75·3-s − 0.274·4-s − 1.20·5-s − 1.49·6-s − 1.14·7-s − 1.08·8-s + 2.09·9-s − 1.03·10-s − 0.840·11-s + 0.482·12-s − 1.03·13-s − 0.972·14-s + 2.12·15-s − 0.650·16-s + 1.13·17-s + 1.78·18-s − 0.751·19-s + 0.331·20-s + 2.00·21-s − 0.715·22-s + 0.208·23-s + 1.90·24-s + 0.462·25-s − 0.878·26-s − 1.92·27-s + 0.313·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(14-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s+13/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(23\)
Sign: $1$
Analytic conductor: \(24.6631\)
Root analytic conductor: \(4.96619\)
Motivic weight: \(13\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 23,\ (\ :13/2),\ 1)\)

Particular Values

\(L(7)\) \(\approx\) \(0.002492338825\)
\(L(\frac12)\) \(\approx\) \(0.002492338825\)
\(L(\frac{15}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad23 \( 1 - 1.48e8T \)
good2 \( 1 - 77.0T + 8.19e3T^{2} \)
3 \( 1 + 2.22e3T + 1.59e6T^{2} \)
5 \( 1 + 4.22e4T + 1.22e9T^{2} \)
7 \( 1 + 3.55e5T + 9.68e10T^{2} \)
11 \( 1 + 4.93e6T + 3.45e13T^{2} \)
13 \( 1 + 1.79e7T + 3.02e14T^{2} \)
17 \( 1 - 1.12e8T + 9.90e15T^{2} \)
19 \( 1 + 1.54e8T + 4.20e16T^{2} \)
29 \( 1 + 6.25e9T + 1.02e19T^{2} \)
31 \( 1 + 3.75e9T + 2.44e19T^{2} \)
37 \( 1 + 1.27e10T + 2.43e20T^{2} \)
41 \( 1 - 4.64e10T + 9.25e20T^{2} \)
43 \( 1 + 2.40e10T + 1.71e21T^{2} \)
47 \( 1 + 1.14e11T + 5.46e21T^{2} \)
53 \( 1 + 1.00e11T + 2.60e22T^{2} \)
59 \( 1 + 3.80e11T + 1.04e23T^{2} \)
61 \( 1 - 1.53e11T + 1.61e23T^{2} \)
67 \( 1 + 6.35e11T + 5.48e23T^{2} \)
71 \( 1 - 1.63e11T + 1.16e24T^{2} \)
73 \( 1 - 1.26e12T + 1.67e24T^{2} \)
79 \( 1 + 3.10e12T + 4.66e24T^{2} \)
83 \( 1 - 2.16e12T + 8.87e24T^{2} \)
89 \( 1 + 7.35e12T + 2.19e25T^{2} \)
97 \( 1 + 1.94e12T + 6.73e25T^{2} \)
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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

−14.97489162942097104523043589330, −12.81661010778623843110634336605, −12.45424423857137739357791521939, −11.25454232547131576507283366137, −9.808816091978303217483152491470, −7.38716213385635637711477456969, −5.91400911727640189387479376956, −4.84711226255244368275714612126, −3.53566010939778389115751710871, −0.02969013873710292711104325466, 0.02969013873710292711104325466, 3.53566010939778389115751710871, 4.84711226255244368275714612126, 5.91400911727640189387479376956, 7.38716213385635637711477456969, 9.808816091978303217483152491470, 11.25454232547131576507283366137, 12.45424423857137739357791521939, 12.81661010778623843110634336605, 14.97489162942097104523043589330

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