Properties

Label 2-845-1.1-c1-0-39
Degree $2$
Conductor $845$
Sign $1$
Analytic cond. $6.74735$
Root an. cond. $2.59756$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.53·2-s + 2.88·3-s + 0.343·4-s + 5-s + 4.42·6-s + 3.86·7-s − 2.53·8-s + 5.33·9-s + 1.53·10-s − 4.75·11-s + 0.992·12-s + 5.91·14-s + 2.88·15-s − 4.56·16-s − 0.640·17-s + 8.16·18-s − 4.70·19-s + 0.343·20-s + 11.1·21-s − 7.27·22-s − 0.308·23-s − 7.32·24-s + 25-s + 6.74·27-s + 1.32·28-s + 2.48·29-s + 4.42·30-s + ⋯
L(s)  = 1  + 1.08·2-s + 1.66·3-s + 0.171·4-s + 0.447·5-s + 1.80·6-s + 1.46·7-s − 0.896·8-s + 1.77·9-s + 0.484·10-s − 1.43·11-s + 0.286·12-s + 1.58·14-s + 0.745·15-s − 1.14·16-s − 0.155·17-s + 1.92·18-s − 1.07·19-s + 0.0768·20-s + 2.43·21-s − 1.55·22-s − 0.0642·23-s − 1.49·24-s + 0.200·25-s + 1.29·27-s + 0.250·28-s + 0.461·29-s + 0.806·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 845 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 845 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(845\)    =    \(5 \cdot 13^{2}\)
Sign: $1$
Analytic conductor: \(6.74735\)
Root analytic conductor: \(2.59756\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 845,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(4.540913795\)
\(L(\frac12)\) \(\approx\) \(4.540913795\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 - T \)
13 \( 1 \)
good2 \( 1 - 1.53T + 2T^{2} \)
3 \( 1 - 2.88T + 3T^{2} \)
7 \( 1 - 3.86T + 7T^{2} \)
11 \( 1 + 4.75T + 11T^{2} \)
17 \( 1 + 0.640T + 17T^{2} \)
19 \( 1 + 4.70T + 19T^{2} \)
23 \( 1 + 0.308T + 23T^{2} \)
29 \( 1 - 2.48T + 29T^{2} \)
31 \( 1 - 0.635T + 31T^{2} \)
37 \( 1 + 5.15T + 37T^{2} \)
41 \( 1 + 10.4T + 41T^{2} \)
43 \( 1 - 8.56T + 43T^{2} \)
47 \( 1 + 2.89T + 47T^{2} \)
53 \( 1 - 1.28T + 53T^{2} \)
59 \( 1 - 4.06T + 59T^{2} \)
61 \( 1 - 0.335T + 61T^{2} \)
67 \( 1 + 0.721T + 67T^{2} \)
71 \( 1 - 10.3T + 71T^{2} \)
73 \( 1 - 13.1T + 73T^{2} \)
79 \( 1 - 10.7T + 79T^{2} \)
83 \( 1 + 8.94T + 83T^{2} \)
89 \( 1 + 0.0141T + 89T^{2} \)
97 \( 1 + 10.1T + 97T^{2} \)
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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

−10.17362726549081240163690635410, −9.122253877651024463143136371840, −8.357840221240425626768921274050, −7.965596005847923608831207796417, −6.75756562981011179934032836636, −5.37879737861964838738561772768, −4.74571660089348314215359390024, −3.81274964120908439757957467139, −2.68131201724289554146614173430, −1.99720345050398678253182747149, 1.99720345050398678253182747149, 2.68131201724289554146614173430, 3.81274964120908439757957467139, 4.74571660089348314215359390024, 5.37879737861964838738561772768, 6.75756562981011179934032836636, 7.965596005847923608831207796417, 8.357840221240425626768921274050, 9.122253877651024463143136371840, 10.17362726549081240163690635410

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