Properties

Label 2-23-23.18-c1-0-0
Degree $2$
Conductor $23$
Sign $0.999 + 0.0117i$
Analytic cond. $0.183655$
Root an. cond. $0.428550$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−0.226 − 0.0666i)2-s + (−0.313 + 0.361i)3-s + (−1.63 − 1.05i)4-s + (−0.215 + 1.49i)5-s + (0.0952 − 0.0612i)6-s + (−1.05 − 2.31i)7-s + (0.610 + 0.704i)8-s + (0.394 + 2.74i)9-s + (0.148 − 0.325i)10-s + (3.23 − 0.950i)11-s + (0.893 − 0.262i)12-s + (1.36 − 2.99i)13-s + (0.0856 + 0.595i)14-s + (−0.474 − 0.547i)15-s + (1.52 + 3.33i)16-s + (−5.28 + 3.39i)17-s + ⋯
L(s)  = 1  + (−0.160 − 0.0471i)2-s + (−0.181 + 0.208i)3-s + (−0.817 − 0.525i)4-s + (−0.0963 + 0.669i)5-s + (0.0388 − 0.0249i)6-s + (−0.399 − 0.875i)7-s + (0.215 + 0.249i)8-s + (0.131 + 0.914i)9-s + (0.0470 − 0.102i)10-s + (0.975 − 0.286i)11-s + (0.257 − 0.0757i)12-s + (0.379 − 0.830i)13-s + (0.0229 + 0.159i)14-s + (−0.122 − 0.141i)15-s + (0.380 + 0.834i)16-s + (−1.28 + 0.823i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.999 + 0.0117i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.999 + 0.0117i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(23\)
Sign: $0.999 + 0.0117i$
Analytic conductor: \(0.183655\)
Root analytic conductor: \(0.428550\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{23} (18, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 23,\ (\ :1/2),\ 0.999 + 0.0117i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.514473 - 0.00301407i\)
\(L(\frac12)\) \(\approx\) \(0.514473 - 0.00301407i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad23 \( 1 + (4.72 + 0.847i)T \)
good2 \( 1 + (0.226 + 0.0666i)T + (1.68 + 1.08i)T^{2} \)
3 \( 1 + (0.313 - 0.361i)T + (-0.426 - 2.96i)T^{2} \)
5 \( 1 + (0.215 - 1.49i)T + (-4.79 - 1.40i)T^{2} \)
7 \( 1 + (1.05 + 2.31i)T + (-4.58 + 5.29i)T^{2} \)
11 \( 1 + (-3.23 + 0.950i)T + (9.25 - 5.94i)T^{2} \)
13 \( 1 + (-1.36 + 2.99i)T + (-8.51 - 9.82i)T^{2} \)
17 \( 1 + (5.28 - 3.39i)T + (7.06 - 15.4i)T^{2} \)
19 \( 1 + (3.55 + 2.28i)T + (7.89 + 17.2i)T^{2} \)
29 \( 1 + (-5.28 + 3.39i)T + (12.0 - 26.3i)T^{2} \)
31 \( 1 + (-3.10 - 3.58i)T + (-4.41 + 30.6i)T^{2} \)
37 \( 1 + (0.00540 + 0.0375i)T + (-35.5 + 10.4i)T^{2} \)
41 \( 1 + (0.462 - 3.21i)T + (-39.3 - 11.5i)T^{2} \)
43 \( 1 + (0.844 - 0.974i)T + (-6.11 - 42.5i)T^{2} \)
47 \( 1 - 3.41T + 47T^{2} \)
53 \( 1 + (2.79 + 6.11i)T + (-34.7 + 40.0i)T^{2} \)
59 \( 1 + (4.32 - 9.47i)T + (-38.6 - 44.5i)T^{2} \)
61 \( 1 + (2.35 + 2.72i)T + (-8.68 + 60.3i)T^{2} \)
67 \( 1 + (-6.54 - 1.92i)T + (56.3 + 36.2i)T^{2} \)
71 \( 1 + (3.92 + 1.15i)T + (59.7 + 38.3i)T^{2} \)
73 \( 1 + (-3.66 - 2.35i)T + (30.3 + 66.4i)T^{2} \)
79 \( 1 + (-0.997 + 2.18i)T + (-51.7 - 59.7i)T^{2} \)
83 \( 1 + (0.420 + 2.92i)T + (-79.6 + 23.3i)T^{2} \)
89 \( 1 + (8.09 - 9.34i)T + (-12.6 - 88.0i)T^{2} \)
97 \( 1 + (-1.51 + 10.5i)T + (-93.0 - 27.3i)T^{2} \)
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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

−17.91269484645337483769851496060, −16.93899123217625348440746094667, −15.41461603707356350799396286112, −14.08028925293663045890794494363, −13.16736683908858216552996279976, −10.91068771284362341055243992990, −10.21495512329415600966028170603, −8.448140238748239014236300165545, −6.43377255067923003768276281752, −4.28468710727745230810281531166, 4.27602166279250101438312391251, 6.51776563858356326443205144895, 8.712922685644967616747399953752, 9.375542029214594767324407564319, 11.91810803168186069586767540613, 12.60358819790171675590892569951, 14.04141664047054737774515654298, 15.67479718618704487897711942866, 16.90247465795691121675820141621, 17.94951643430532934827866971651

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