Properties

Label 1-308-308.307-r1-0-0
Degree $1$
Conductor $308$
Sign $1$
Analytic cond. $33.0991$
Root an. cond. $33.0991$
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  + 3-s − 5-s + 9-s + 13-s − 15-s + 17-s − 19-s − 23-s + 25-s + 27-s − 29-s + 31-s + 37-s + 39-s + 41-s + 43-s − 45-s + 47-s + 51-s + 53-s − 57-s + 59-s + 61-s − 65-s − 67-s − 69-s − 71-s + ⋯
L(s)  = 1  + 3-s − 5-s + 9-s + 13-s − 15-s + 17-s − 19-s − 23-s + 25-s + 27-s − 29-s + 31-s + 37-s + 39-s + 41-s + 43-s − 45-s + 47-s + 51-s + 53-s − 57-s + 59-s + 61-s − 65-s − 67-s − 69-s − 71-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 308 ^{s/2} \, \Gamma_{\R}(s+1) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 308 ^{s/2} \, \Gamma_{\R}(s+1) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(1\)
Conductor: \(308\)    =    \(2^{2} \cdot 7 \cdot 11\)
Sign: $1$
Analytic conductor: \(33.0991\)
Root analytic conductor: \(33.0991\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{308} (307, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((1,\ 308,\ (1:\ ),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(2.555298498\)
\(L(\frac12)\) \(\approx\) \(2.555298498\)
\(L(1)\) \(\approx\) \(1.432070839\)
\(L(1)\) \(\approx\) \(1.432070839\)

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 \)
11 \( 1 \)
good3 \( 1 + T \)
5 \( 1 - T \)
13 \( 1 + T \)
17 \( 1 + T \)
19 \( 1 - T \)
23 \( 1 - T \)
29 \( 1 - T \)
31 \( 1 + T \)
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

−25.21198335573161175361898524985, −24.074447592719771406762460734919, −23.47212867335618317388655842414, −22.42817290031799162243952757337, −21.15353089265036580753912303506, −20.58847603695695065755022285610, −19.56861081468061813385160139175, −18.97307765003057045225718912708, −18.126923169470896330123668642598, −16.60049369325141955072613386934, −15.808072740995980947095631203611, −14.99164459954427941213072280671, −14.17362696708805234664373884652, −13.10089421756687673200913667634, −12.2254766815761331723357362716, −11.08453751233115490906075423862, −10.037034293612516254391383122663, −8.83294079150453506686817394536, −8.094950273856194188874543331687, −7.31061324002411018271832190411, −5.98079546187723518138244861730, −4.28107002051492708582831134163, −3.6900900245573321137089676888, −2.45778014917415654791015162030, −0.95233085156013228844405374138, 0.95233085156013228844405374138, 2.45778014917415654791015162030, 3.6900900245573321137089676888, 4.28107002051492708582831134163, 5.98079546187723518138244861730, 7.31061324002411018271832190411, 8.094950273856194188874543331687, 8.83294079150453506686817394536, 10.037034293612516254391383122663, 11.08453751233115490906075423862, 12.2254766815761331723357362716, 13.10089421756687673200913667634, 14.17362696708805234664373884652, 14.99164459954427941213072280671, 15.808072740995980947095631203611, 16.60049369325141955072613386934, 18.126923169470896330123668642598, 18.97307765003057045225718912708, 19.56861081468061813385160139175, 20.58847603695695065755022285610, 21.15353089265036580753912303506, 22.42817290031799162243952757337, 23.47212867335618317388655842414, 24.074447592719771406762460734919, 25.21198335573161175361898524985

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