Properties

Label 2-23-23.2-c9-0-2
Degree $2$
Conductor $23$
Sign $0.998 - 0.0545i$
Analytic cond. $11.8458$
Root an. cond. $3.44177$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−26.6 − 17.1i)2-s + (−29.0 − 202. i)3-s + (204. + 447. i)4-s + (210. + 61.8i)5-s + (−2.69e3 + 5.89e3i)6-s + (−3.08e3 + 3.56e3i)7-s + (−90.4 + 629. i)8-s + (−2.11e4 + 6.22e3i)9-s + (−4.55e3 − 5.25e3i)10-s + (−1.82e4 + 1.17e4i)11-s + (8.45e4 − 5.43e4i)12-s + (3.58e4 + 4.13e4i)13-s + (1.43e5 − 4.20e4i)14-s + (6.38e3 − 4.44e4i)15-s + (1.78e5 − 2.05e5i)16-s + (−1.58e4 + 3.46e4i)17-s + ⋯
L(s)  = 1  + (−1.17 − 0.757i)2-s + (−0.207 − 1.44i)3-s + (0.399 + 0.873i)4-s + (0.150 + 0.0442i)5-s + (−0.847 + 1.85i)6-s + (−0.485 + 0.560i)7-s + (−0.00780 + 0.0543i)8-s + (−1.07 + 0.316i)9-s + (−0.144 − 0.166i)10-s + (−0.375 + 0.241i)11-s + (1.17 − 0.756i)12-s + (0.348 + 0.401i)13-s + (0.997 − 0.292i)14-s + (0.0325 − 0.226i)15-s + (0.679 − 0.784i)16-s + (−0.0458 + 0.100i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.998 - 0.0545i)\, \overline{\Lambda}(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & (0.998 - 0.0545i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(23\)
Sign: $0.998 - 0.0545i$
Analytic conductor: \(11.8458\)
Root analytic conductor: \(3.44177\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: $\chi_{23} (2, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 23,\ (\ :9/2),\ 0.998 - 0.0545i)\)

Particular Values

\(L(5)\) \(\approx\) \(0.416379 + 0.0113737i\)
\(L(\frac12)\) \(\approx\) \(0.416379 + 0.0113737i\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad23 \( 1 + (2.09e5 + 1.32e6i)T \)
good2 \( 1 + (26.6 + 17.1i)T + (212. + 465. i)T^{2} \)
3 \( 1 + (29.0 + 202. i)T + (-1.88e4 + 5.54e3i)T^{2} \)
5 \( 1 + (-210. - 61.8i)T + (1.64e6 + 1.05e6i)T^{2} \)
7 \( 1 + (3.08e3 - 3.56e3i)T + (-5.74e6 - 3.99e7i)T^{2} \)
11 \( 1 + (1.82e4 - 1.17e4i)T + (9.79e8 - 2.14e9i)T^{2} \)
13 \( 1 + (-3.58e4 - 4.13e4i)T + (-1.50e9 + 1.04e10i)T^{2} \)
17 \( 1 + (1.58e4 - 3.46e4i)T + (-7.76e10 - 8.96e10i)T^{2} \)
19 \( 1 + (-2.17e5 - 4.77e5i)T + (-2.11e11 + 2.43e11i)T^{2} \)
29 \( 1 + (4.91e5 - 1.07e6i)T + (-9.50e12 - 1.09e13i)T^{2} \)
31 \( 1 + (1.12e6 - 7.81e6i)T + (-2.53e13 - 7.44e12i)T^{2} \)
37 \( 1 + (2.30e6 - 6.75e5i)T + (1.09e14 - 7.02e13i)T^{2} \)
41 \( 1 + (-2.19e7 - 6.43e6i)T + (2.75e14 + 1.76e14i)T^{2} \)
43 \( 1 + (-2.13e6 - 1.48e7i)T + (-4.82e14 + 1.41e14i)T^{2} \)
47 \( 1 - 3.65e7T + 1.11e15T^{2} \)
53 \( 1 + (1.10e7 - 1.27e7i)T + (-4.69e14 - 3.26e15i)T^{2} \)
59 \( 1 + (-3.38e7 - 3.90e7i)T + (-1.23e15 + 8.57e15i)T^{2} \)
61 \( 1 + (2.09e7 - 1.45e8i)T + (-1.12e16 - 3.29e15i)T^{2} \)
67 \( 1 + (2.30e8 + 1.48e8i)T + (1.13e16 + 2.47e16i)T^{2} \)
71 \( 1 + (1.02e8 + 6.57e7i)T + (1.90e16 + 4.17e16i)T^{2} \)
73 \( 1 + (-1.98e8 - 4.34e8i)T + (-3.85e16 + 4.44e16i)T^{2} \)
79 \( 1 + (3.12e8 + 3.60e8i)T + (-1.70e16 + 1.18e17i)T^{2} \)
83 \( 1 + (-2.76e8 + 8.10e7i)T + (1.57e17 - 1.01e17i)T^{2} \)
89 \( 1 + (2.58e7 + 1.80e8i)T + (-3.36e17 + 9.87e16i)T^{2} \)
97 \( 1 + (-1.34e9 - 3.94e8i)T + (6.39e17 + 4.11e17i)T^{2} \)
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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

−16.24791219916262060910060898953, −14.16341582573497374305174132974, −12.66398410885157575742983558468, −11.87405592412072645035979098701, −10.38217592374025075173010223385, −8.900249255743260817367341981613, −7.62988974038677597427560309097, −6.06016792414564449701170235744, −2.48764780071086893445792690153, −1.25458753903683088702951031376, 0.30794099299010809377490446931, 3.76614987647627621018791608161, 5.71650787270839431669452505713, 7.53311443971251261465790613015, 9.172823942016566623470336285641, 9.942803289437206398656640705934, 11.04911037193166443034735089285, 13.39390311976453562920976509808, 15.30436079935184876688623403817, 15.88712721642794157768764846398

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