Properties

Label 2-23-23.4-c3-0-4
Degree $2$
Conductor $23$
Sign $-0.997 - 0.0701i$
Analytic cond. $1.35704$
Root an. cond. $1.16492$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−1.58 − 3.46i)2-s + (−7.04 + 2.06i)3-s + (−4.26 + 4.92i)4-s + (−4.88 − 3.14i)5-s + (18.3 + 21.1i)6-s + (−2.25 − 15.6i)7-s + (−5.44 − 1.59i)8-s + (22.6 − 14.5i)9-s + (−3.14 + 21.9i)10-s + (27.3 − 59.8i)11-s + (19.8 − 43.4i)12-s + (−10.3 + 72.0i)13-s + (−50.7 + 32.5i)14-s + (40.9 + 12.0i)15-s + (10.4 + 72.9i)16-s + (−25.6 − 29.6i)17-s + ⋯
L(s)  = 1  + (−0.559 − 1.22i)2-s + (−1.35 + 0.398i)3-s + (−0.532 + 0.615i)4-s + (−0.437 − 0.280i)5-s + (1.24 + 1.43i)6-s + (−0.121 − 0.845i)7-s + (−0.240 − 0.0706i)8-s + (0.838 − 0.538i)9-s + (−0.0996 + 0.692i)10-s + (0.749 − 1.64i)11-s + (0.477 − 1.04i)12-s + (−0.221 + 1.53i)13-s + (−0.968 + 0.622i)14-s + (0.704 + 0.206i)15-s + (0.163 + 1.13i)16-s + (−0.366 − 0.422i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.997 - 0.0701i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (-0.997 - 0.0701i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(23\)
Sign: $-0.997 - 0.0701i$
Analytic conductor: \(1.35704\)
Root analytic conductor: \(1.16492\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{23} (4, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 23,\ (\ :3/2),\ -0.997 - 0.0701i)\)

Particular Values

\(L(2)\) \(\approx\) \(0.0126503 + 0.360170i\)
\(L(\frac12)\) \(\approx\) \(0.0126503 + 0.360170i\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad23 \( 1 + (90.0 + 63.7i)T \)
good2 \( 1 + (1.58 + 3.46i)T + (-5.23 + 6.04i)T^{2} \)
3 \( 1 + (7.04 - 2.06i)T + (22.7 - 14.5i)T^{2} \)
5 \( 1 + (4.88 + 3.14i)T + (51.9 + 113. i)T^{2} \)
7 \( 1 + (2.25 + 15.6i)T + (-329. + 96.6i)T^{2} \)
11 \( 1 + (-27.3 + 59.8i)T + (-871. - 1.00e3i)T^{2} \)
13 \( 1 + (10.3 - 72.0i)T + (-2.10e3 - 618. i)T^{2} \)
17 \( 1 + (25.6 + 29.6i)T + (-699. + 4.86e3i)T^{2} \)
19 \( 1 + (-25.7 + 29.7i)T + (-976. - 6.78e3i)T^{2} \)
29 \( 1 + (-76.4 - 88.2i)T + (-3.47e3 + 2.41e4i)T^{2} \)
31 \( 1 + (44.2 + 12.9i)T + (2.50e4 + 1.61e4i)T^{2} \)
37 \( 1 + (-232. + 149. i)T + (2.10e4 - 4.60e4i)T^{2} \)
41 \( 1 + (221. + 142. i)T + (2.86e4 + 6.26e4i)T^{2} \)
43 \( 1 + (158. - 46.5i)T + (6.68e4 - 4.29e4i)T^{2} \)
47 \( 1 - 168.T + 1.03e5T^{2} \)
53 \( 1 + (-5.17 - 35.9i)T + (-1.42e5 + 4.19e4i)T^{2} \)
59 \( 1 + (74.9 - 521. i)T + (-1.97e5 - 5.78e4i)T^{2} \)
61 \( 1 + (-177. - 52.2i)T + (1.90e5 + 1.22e5i)T^{2} \)
67 \( 1 + (5.44 + 11.9i)T + (-1.96e5 + 2.27e5i)T^{2} \)
71 \( 1 + (40.5 + 88.7i)T + (-2.34e5 + 2.70e5i)T^{2} \)
73 \( 1 + (-283. + 326. i)T + (-5.53e4 - 3.85e5i)T^{2} \)
79 \( 1 + (-148. + 1.03e3i)T + (-4.73e5 - 1.38e5i)T^{2} \)
83 \( 1 + (-865. + 556. i)T + (2.37e5 - 5.20e5i)T^{2} \)
89 \( 1 + (896. - 263. i)T + (5.93e5 - 3.81e5i)T^{2} \)
97 \( 1 + (-438. - 281. i)T + (3.79e5 + 8.30e5i)T^{2} \)
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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

−16.73849276215109129054427254769, −16.21254614123755218935202707659, −13.88195261514692020456066224824, −11.97045960279196273071879694915, −11.42582646159261030681269081679, −10.44279477694412094117189764656, −8.972375914314242561383084718163, −6.39159201211161684177390000845, −4.12288368997831282559911382376, −0.53231084436137893030156383113, 5.45606808982273237483720539487, 6.64194069350663578132544817298, 7.87914287964310171311402966194, 9.811646528512427225180686061796, 11.70197430633765723113015228369, 12.52410114655400166693330577158, 15.00562091769965968947725002073, 15.57526305208137422104624284769, 17.04723044924743086585196461046, 17.70203425978957641768717895494

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