Properties

Label 2-23-23.11-c2-0-0
Degree $2$
Conductor $23$
Sign $-0.0763 - 0.997i$
Analytic cond. $0.626704$
Root an. cond. $0.791646$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−1.94 + 1.24i)2-s + (−0.365 + 2.53i)3-s + (0.553 − 1.21i)4-s + (0.682 + 2.32i)5-s + (−2.46 − 5.38i)6-s + (6.72 − 5.82i)7-s + (−0.876 − 6.09i)8-s + (2.32 + 0.681i)9-s + (−4.23 − 3.66i)10-s + (−7.88 + 12.2i)11-s + (2.87 + 1.84i)12-s + (6.60 − 7.62i)13-s + (−5.79 + 19.7i)14-s + (−6.15 + 0.884i)15-s + (12.8 + 14.7i)16-s + (8.06 − 3.68i)17-s + ⋯
L(s)  = 1  + (−0.971 + 0.624i)2-s + (−0.121 + 0.846i)3-s + (0.138 − 0.303i)4-s + (0.136 + 0.465i)5-s + (−0.410 − 0.898i)6-s + (0.961 − 0.832i)7-s + (−0.109 − 0.762i)8-s + (0.257 + 0.0757i)9-s + (−0.423 − 0.366i)10-s + (−0.717 + 1.11i)11-s + (0.239 + 0.154i)12-s + (0.508 − 0.586i)13-s + (−0.413 + 1.40i)14-s + (−0.410 + 0.0589i)15-s + (0.800 + 0.923i)16-s + (0.474 − 0.216i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.0763 - 0.997i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.0763 - 0.997i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(23\)
Sign: $-0.0763 - 0.997i$
Analytic conductor: \(0.626704\)
Root analytic conductor: \(0.791646\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{23} (11, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 23,\ (\ :1),\ -0.0763 - 0.997i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.409035 + 0.441548i\)
\(L(\frac12)\) \(\approx\) \(0.409035 + 0.441548i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad23 \( 1 + (0.249 + 22.9i)T \)
good2 \( 1 + (1.94 - 1.24i)T + (1.66 - 3.63i)T^{2} \)
3 \( 1 + (0.365 - 2.53i)T + (-8.63 - 2.53i)T^{2} \)
5 \( 1 + (-0.682 - 2.32i)T + (-21.0 + 13.5i)T^{2} \)
7 \( 1 + (-6.72 + 5.82i)T + (6.97 - 48.5i)T^{2} \)
11 \( 1 + (7.88 - 12.2i)T + (-50.2 - 110. i)T^{2} \)
13 \( 1 + (-6.60 + 7.62i)T + (-24.0 - 167. i)T^{2} \)
17 \( 1 + (-8.06 + 3.68i)T + (189. - 218. i)T^{2} \)
19 \( 1 + (25.9 + 11.8i)T + (236. + 272. i)T^{2} \)
29 \( 1 + (15.6 + 34.1i)T + (-550. + 635. i)T^{2} \)
31 \( 1 + (-4.24 - 29.5i)T + (-922. + 270. i)T^{2} \)
37 \( 1 + (7.89 - 26.8i)T + (-1.15e3 - 740. i)T^{2} \)
41 \( 1 + (-16.5 + 4.86i)T + (1.41e3 - 908. i)T^{2} \)
43 \( 1 + (38.7 + 5.56i)T + (1.77e3 + 520. i)T^{2} \)
47 \( 1 - 3.32T + 2.20e3T^{2} \)
53 \( 1 + (-0.249 + 0.216i)T + (399. - 2.78e3i)T^{2} \)
59 \( 1 + (-30.0 + 34.6i)T + (-495. - 3.44e3i)T^{2} \)
61 \( 1 + (-20.9 + 3.01i)T + (3.57e3 - 1.04e3i)T^{2} \)
67 \( 1 + (20.9 + 32.5i)T + (-1.86e3 + 4.08e3i)T^{2} \)
71 \( 1 + (83.9 - 53.9i)T + (2.09e3 - 4.58e3i)T^{2} \)
73 \( 1 + (41.3 - 90.5i)T + (-3.48e3 - 4.02e3i)T^{2} \)
79 \( 1 + (-54.3 - 47.0i)T + (888. + 6.17e3i)T^{2} \)
83 \( 1 + (-12.2 + 41.8i)T + (-5.79e3 - 3.72e3i)T^{2} \)
89 \( 1 + (77.2 + 11.1i)T + (7.60e3 + 2.23e3i)T^{2} \)
97 \( 1 + (35.2 + 120. i)T + (-7.91e3 + 5.08e3i)T^{2} \)
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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

−17.76280416379361588255053889669, −16.90821688781702510913753655631, −15.67384108296016740152678382434, −14.77946031301525358589573471898, −12.95077501646854832463238947150, −10.68086665731319201143080556225, −10.06739127618853466815153360514, −8.294621537063119407079442145193, −7.03192607964173552047805539229, −4.49847896309041648793511314809, 1.66021864270763946643223263906, 5.65060886339555062443250142171, 8.021405880627520533969485821338, 8.975894382396026853757541869669, 10.77833930139024843180637825234, 11.87989402816015742938655416135, 13.21879407593033806048232863351, 14.76388195645442884819399250926, 16.56469289211765920666876039770, 17.84459019945620432602364394644

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