Properties

Label 2-2e3-1.1-c17-0-0
Degree $2$
Conductor $8$
Sign $1$
Analytic cond. $14.6577$
Root an. cond. $3.82854$
Motivic weight $17$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.23e4·3-s − 7.38e5·5-s − 1.17e7·7-s + 2.30e7·9-s + 1.10e9·11-s − 2.57e9·13-s + 9.10e9·15-s + 4.96e10·17-s + 7.58e10·19-s + 1.45e11·21-s + 4.80e10·23-s − 2.17e11·25-s + 1.30e12·27-s − 4.46e12·29-s − 2.89e12·31-s − 1.35e13·33-s + 8.68e12·35-s + 1.98e13·37-s + 3.17e13·39-s − 5.72e13·41-s + 1.17e14·43-s − 1.69e13·45-s + 1.99e14·47-s − 9.42e13·49-s − 6.12e14·51-s + 3.19e14·53-s − 8.13e14·55-s + ⋯
L(s)  = 1  − 1.08·3-s − 0.845·5-s − 0.771·7-s + 0.178·9-s + 1.55·11-s − 0.875·13-s + 0.917·15-s + 1.72·17-s + 1.02·19-s + 0.837·21-s + 0.127·23-s − 0.285·25-s + 0.892·27-s − 1.65·29-s − 0.610·31-s − 1.68·33-s + 0.652·35-s + 0.926·37-s + 0.950·39-s − 1.11·41-s + 1.53·43-s − 0.150·45-s + 1.22·47-s − 0.405·49-s − 1.87·51-s + 0.704·53-s − 1.31·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(18-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8 ^{s/2} \, \Gamma_{\C}(s+17/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8\)    =    \(2^{3}\)
Sign: $1$
Analytic conductor: \(14.6577\)
Root analytic conductor: \(3.82854\)
Motivic weight: \(17\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 8,\ (\ :17/2),\ 1)\)

Particular Values

\(L(9)\) \(\approx\) \(0.8474698493\)
\(L(\frac12)\) \(\approx\) \(0.8474698493\)
\(L(\frac{19}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
good3 \( 1 + 1.23e4T + 1.29e8T^{2} \)
5 \( 1 + 7.38e5T + 7.62e11T^{2} \)
7 \( 1 + 1.17e7T + 2.32e14T^{2} \)
11 \( 1 - 1.10e9T + 5.05e17T^{2} \)
13 \( 1 + 2.57e9T + 8.65e18T^{2} \)
17 \( 1 - 4.96e10T + 8.27e20T^{2} \)
19 \( 1 - 7.58e10T + 5.48e21T^{2} \)
23 \( 1 - 4.80e10T + 1.41e23T^{2} \)
29 \( 1 + 4.46e12T + 7.25e24T^{2} \)
31 \( 1 + 2.89e12T + 2.25e25T^{2} \)
37 \( 1 - 1.98e13T + 4.56e26T^{2} \)
41 \( 1 + 5.72e13T + 2.61e27T^{2} \)
43 \( 1 - 1.17e14T + 5.87e27T^{2} \)
47 \( 1 - 1.99e14T + 2.66e28T^{2} \)
53 \( 1 - 3.19e14T + 2.05e29T^{2} \)
59 \( 1 - 3.92e14T + 1.27e30T^{2} \)
61 \( 1 - 2.54e15T + 2.24e30T^{2} \)
67 \( 1 - 2.36e14T + 1.10e31T^{2} \)
71 \( 1 + 7.35e14T + 2.96e31T^{2} \)
73 \( 1 - 7.70e15T + 4.74e31T^{2} \)
79 \( 1 + 8.20e15T + 1.81e32T^{2} \)
83 \( 1 + 2.50e15T + 4.21e32T^{2} \)
89 \( 1 - 1.99e16T + 1.37e33T^{2} \)
97 \( 1 - 5.80e16T + 5.95e33T^{2} \)
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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

−17.11134775821291271650384649233, −16.32051997669582610363263362513, −14.56586339369707687320254082529, −12.30524366856057884766205686639, −11.51859337152374843108861076324, −9.613962185338895974396903101037, −7.28213934815970097542690976075, −5.65579569706738419376822699308, −3.66348262963800156090830317223, −0.72011757457027672599701278466, 0.72011757457027672599701278466, 3.66348262963800156090830317223, 5.65579569706738419376822699308, 7.28213934815970097542690976075, 9.613962185338895974396903101037, 11.51859337152374843108861076324, 12.30524366856057884766205686639, 14.56586339369707687320254082529, 16.32051997669582610363263362513, 17.11134775821291271650384649233

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