Properties

Label 2-2645-1.1-c1-0-103
Degree $2$
Conductor $2645$
Sign $-1$
Analytic cond. $21.1204$
Root an. cond. $4.59569$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.04·2-s + 0.868·3-s − 0.902·4-s − 5-s − 0.909·6-s + 0.626·7-s + 3.04·8-s − 2.24·9-s + 1.04·10-s + 0.205·11-s − 0.783·12-s + 0.108·13-s − 0.656·14-s − 0.868·15-s − 1.38·16-s + 0.696·17-s + 2.35·18-s + 0.0951·19-s + 0.902·20-s + 0.544·21-s − 0.214·22-s + 2.64·24-s + 25-s − 0.113·26-s − 4.55·27-s − 0.565·28-s − 1.96·29-s + ⋯
L(s)  = 1  − 0.740·2-s + 0.501·3-s − 0.451·4-s − 0.447·5-s − 0.371·6-s + 0.236·7-s + 1.07·8-s − 0.748·9-s + 0.331·10-s + 0.0618·11-s − 0.226·12-s + 0.0300·13-s − 0.175·14-s − 0.224·15-s − 0.345·16-s + 0.169·17-s + 0.554·18-s + 0.0218·19-s + 0.201·20-s + 0.118·21-s − 0.0457·22-s + 0.539·24-s + 0.200·25-s − 0.0222·26-s − 0.876·27-s − 0.106·28-s − 0.364·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2645 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2645 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2645\)    =    \(5 \cdot 23^{2}\)
Sign: $-1$
Analytic conductor: \(21.1204\)
Root analytic conductor: \(4.59569\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2645,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + T \)
23 \( 1 \)
good2 \( 1 + 1.04T + 2T^{2} \)
3 \( 1 - 0.868T + 3T^{2} \)
7 \( 1 - 0.626T + 7T^{2} \)
11 \( 1 - 0.205T + 11T^{2} \)
13 \( 1 - 0.108T + 13T^{2} \)
17 \( 1 - 0.696T + 17T^{2} \)
19 \( 1 - 0.0951T + 19T^{2} \)
29 \( 1 + 1.96T + 29T^{2} \)
31 \( 1 - 7.26T + 31T^{2} \)
37 \( 1 + 8.66T + 37T^{2} \)
41 \( 1 - 5.63T + 41T^{2} \)
43 \( 1 - 7.48T + 43T^{2} \)
47 \( 1 - 4.51T + 47T^{2} \)
53 \( 1 + 5.79T + 53T^{2} \)
59 \( 1 + 6.02T + 59T^{2} \)
61 \( 1 + 10.6T + 61T^{2} \)
67 \( 1 - 6.45T + 67T^{2} \)
71 \( 1 - 15.4T + 71T^{2} \)
73 \( 1 + 10.7T + 73T^{2} \)
79 \( 1 + 12.2T + 79T^{2} \)
83 \( 1 + 17.3T + 83T^{2} \)
89 \( 1 - 15.0T + 89T^{2} \)
97 \( 1 - 2.96T + 97T^{2} \)
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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

−8.530663369717295544624907820973, −7.906404290034679681464270735955, −7.37995638587418655325249600837, −6.25001715174663959890752643065, −5.27704078166292854861693265500, −4.44309577732141104047523411285, −3.59572192019620748942555794098, −2.59908306882974592218331905709, −1.32876011457603924158945754696, 0, 1.32876011457603924158945754696, 2.59908306882974592218331905709, 3.59572192019620748942555794098, 4.44309577732141104047523411285, 5.27704078166292854861693265500, 6.25001715174663959890752643065, 7.37995638587418655325249600837, 7.906404290034679681464270735955, 8.530663369717295544624907820973

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