Properties

Label 2-1260-21.20-c1-0-3
Degree $2$
Conductor $1260$
Sign $0.924 + 0.381i$
Analytic cond. $10.0611$
Root an. cond. $3.17193$
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  − 5-s + (−2.23 + 1.41i)7-s + 1.41i·11-s − 4.57i·13-s + 4.47·17-s − 4.57i·19-s − 3.16i·23-s + 25-s + 10.5i·29-s − 1.74i·31-s + (2.23 − 1.41i)35-s + 10.4·37-s + 8.47·41-s + 8.47·43-s + 6.47·47-s + ⋯
L(s)  = 1  − 0.447·5-s + (−0.845 + 0.534i)7-s + 0.426i·11-s − 1.26i·13-s + 1.08·17-s − 1.04i·19-s − 0.659i·23-s + 0.200·25-s + 1.96i·29-s − 0.313i·31-s + (0.377 − 0.239i)35-s + 1.72·37-s + 1.32·41-s + 1.29·43-s + 0.944·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1260 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.924 + 0.381i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1260 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.924 + 0.381i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1260\)    =    \(2^{2} \cdot 3^{2} \cdot 5 \cdot 7\)
Sign: $0.924 + 0.381i$
Analytic conductor: \(10.0611\)
Root analytic conductor: \(3.17193\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1260} (881, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1260,\ (\ :1/2),\ 0.924 + 0.381i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.315389607\)
\(L(\frac12)\) \(\approx\) \(1.315389607\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 + T \)
7 \( 1 + (2.23 - 1.41i)T \)
good11 \( 1 - 1.41iT - 11T^{2} \)
13 \( 1 + 4.57iT - 13T^{2} \)
17 \( 1 - 4.47T + 17T^{2} \)
19 \( 1 + 4.57iT - 19T^{2} \)
23 \( 1 + 3.16iT - 23T^{2} \)
29 \( 1 - 10.5iT - 29T^{2} \)
31 \( 1 + 1.74iT - 31T^{2} \)
37 \( 1 - 10.4T + 37T^{2} \)
41 \( 1 - 8.47T + 41T^{2} \)
43 \( 1 - 8.47T + 43T^{2} \)
47 \( 1 - 6.47T + 47T^{2} \)
53 \( 1 - 2.49iT - 53T^{2} \)
59 \( 1 + 10.4T + 59T^{2} \)
61 \( 1 + 9.15iT - 61T^{2} \)
67 \( 1 + 67T^{2} \)
71 \( 1 + 4.91iT - 71T^{2} \)
73 \( 1 + 2.41iT - 73T^{2} \)
79 \( 1 + 8.94T + 79T^{2} \)
83 \( 1 - 14.4T + 83T^{2} \)
89 \( 1 - 6.94T + 89T^{2} \)
97 \( 1 + 19.3iT - 97T^{2} \)
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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

−9.512499698072577210774149164860, −8.972171450343744985532600790170, −7.893125644763738648714719875318, −7.31112504382494893054981855449, −6.25547621312898429127110977670, −5.49101894215325531795926211712, −4.50611456636985345297679076317, −3.28903739640957799550243330798, −2.63033718786387273821823845328, −0.74017769634497723793396981006, 0.991728723398788415882534976279, 2.61128972299291195155790488774, 3.79930490060728495644405467371, 4.26918156955569299867081174388, 5.79220033243376526133002388523, 6.30752486149898045194387278665, 7.49532053365361685554427908127, 7.85308881541489046907701524335, 9.125390060886890721868998983571, 9.660280526069829378369200803298

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