Properties

Label 1-1023-1023.1022-r1-0-0
Degree $1$
Conductor $1023$
Sign $1$
Analytic cond. $109.936$
Root an. cond. $109.936$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 4-s − 5-s − 7-s + 8-s − 10-s + 13-s − 14-s + 16-s − 17-s − 19-s − 20-s + 23-s + 25-s + 26-s − 28-s − 29-s + 32-s − 34-s + 35-s − 37-s − 38-s − 40-s + 41-s + 43-s + 46-s − 47-s + ⋯
L(s)  = 1  + 2-s + 4-s − 5-s − 7-s + 8-s − 10-s + 13-s − 14-s + 16-s − 17-s − 19-s − 20-s + 23-s + 25-s + 26-s − 28-s − 29-s + 32-s − 34-s + 35-s − 37-s − 38-s − 40-s + 41-s + 43-s + 46-s − 47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1023 ^{s/2} \, \Gamma_{\R}(s+1) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1023 ^{s/2} \, \Gamma_{\R}(s+1) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(1\)
Conductor: \(1023\)    =    \(3 \cdot 11 \cdot 31\)
Sign: $1$
Analytic conductor: \(109.936\)
Root analytic conductor: \(109.936\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{1023} (1022, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((1,\ 1023,\ (1:\ ),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(2.955993990\)
\(L(\frac12)\) \(\approx\) \(2.955993990\)
\(L(1)\) \(\approx\) \(1.571563879\)
\(L(1)\) \(\approx\) \(1.571563879\)

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
11 \( 1 \)
31 \( 1 \)
good2 \( 1 + T \)
5 \( 1 - T \)
7 \( 1 - T \)
13 \( 1 + T \)
17 \( 1 - T \)
19 \( 1 - T \)
23 \( 1 + T \)
29 \( 1 - T \)
37 \( 1 - T \)
41 \( 1 + T \)
43 \( 1 + T \)
47 \( 1 - T \)
53 \( 1 + T \)
59 \( 1 - T \)
61 \( 1 + T \)
67 \( 1 + T \)
71 \( 1 - T \)
73 \( 1 + T \)
79 \( 1 + T \)
83 \( 1 - T \)
89 \( 1 + T \)
97 \( 1 + T \)
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   \(L(s) = \displaystyle\prod_p \ (1 - \alpha_{p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−21.41272818008786118859168341534, −20.71461132328906253709489861281, −19.857728175018612614912917172312, −19.31016720990573222288887410677, −18.60490261422710791320780602986, −17.208412825876423739043700463298, −16.37370677536940241849675984748, −15.715815772817893982479029118204, −15.241080525387054976614359078211, −14.334912249422973394864012122766, −13.11816132202502698667018905415, −12.97003422128086355017721769384, −11.96392023311587335917275594510, −11.040614480609311244205853891728, −10.651445528390005500364587790010, −9.21216527895246978115917852727, −8.35853726668192944634199367395, −7.2308533838576236924099741271, −6.6332053320021172313161953344, −5.803811220093376239036099050613, −4.62596915327846883407268324556, −3.850610717004611129634016477107, −3.229568145040893557724713338237, −2.13934839890412101758369653219, −0.665150687535087266096040330735, 0.665150687535087266096040330735, 2.13934839890412101758369653219, 3.229568145040893557724713338237, 3.850610717004611129634016477107, 4.62596915327846883407268324556, 5.803811220093376239036099050613, 6.6332053320021172313161953344, 7.2308533838576236924099741271, 8.35853726668192944634199367395, 9.21216527895246978115917852727, 10.651445528390005500364587790010, 11.040614480609311244205853891728, 11.96392023311587335917275594510, 12.97003422128086355017721769384, 13.11816132202502698667018905415, 14.334912249422973394864012122766, 15.241080525387054976614359078211, 15.715815772817893982479029118204, 16.37370677536940241849675984748, 17.208412825876423739043700463298, 18.60490261422710791320780602986, 19.31016720990573222288887410677, 19.857728175018612614912917172312, 20.71461132328906253709489861281, 21.41272818008786118859168341534

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