Properties

Label 2-207-1.1-c1-0-2
Degree $2$
Conductor $207$
Sign $1$
Analytic cond. $1.65290$
Root an. cond. $1.28565$
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  − 0.414·2-s − 1.82·4-s + 3.41·5-s − 0.585·7-s + 1.58·8-s − 1.41·10-s + 2.82·11-s + 0.242·14-s + 3·16-s + 4.58·17-s + 2.24·19-s − 6.24·20-s − 1.17·22-s + 23-s + 6.65·25-s + 1.07·28-s − 8.48·29-s − 8.48·31-s − 4.41·32-s − 1.89·34-s − 2·35-s + 0.828·37-s − 0.928·38-s + 5.41·40-s + 9.65·41-s − 10.2·43-s − 5.17·44-s + ⋯
L(s)  = 1  − 0.292·2-s − 0.914·4-s + 1.52·5-s − 0.221·7-s + 0.560·8-s − 0.447·10-s + 0.852·11-s + 0.0648·14-s + 0.750·16-s + 1.11·17-s + 0.514·19-s − 1.39·20-s − 0.249·22-s + 0.208·23-s + 1.33·25-s + 0.202·28-s − 1.57·29-s − 1.52·31-s − 0.780·32-s − 0.325·34-s − 0.338·35-s + 0.136·37-s − 0.150·38-s + 0.856·40-s + 1.50·41-s − 1.56·43-s − 0.779·44-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 207 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 207 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(207\)    =    \(3^{2} \cdot 23\)
Sign: $1$
Analytic conductor: \(1.65290\)
Root analytic conductor: \(1.28565\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 207,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.119346337\)
\(L(\frac12)\) \(\approx\) \(1.119346337\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
23 \( 1 - T \)
good2 \( 1 + 0.414T + 2T^{2} \)
5 \( 1 - 3.41T + 5T^{2} \)
7 \( 1 + 0.585T + 7T^{2} \)
11 \( 1 - 2.82T + 11T^{2} \)
13 \( 1 + 13T^{2} \)
17 \( 1 - 4.58T + 17T^{2} \)
19 \( 1 - 2.24T + 19T^{2} \)
29 \( 1 + 8.48T + 29T^{2} \)
31 \( 1 + 8.48T + 31T^{2} \)
37 \( 1 - 0.828T + 37T^{2} \)
41 \( 1 - 9.65T + 41T^{2} \)
43 \( 1 + 10.2T + 43T^{2} \)
47 \( 1 + 11.6T + 47T^{2} \)
53 \( 1 - 9.07T + 53T^{2} \)
59 \( 1 + 3.65T + 59T^{2} \)
61 \( 1 - 4.82T + 61T^{2} \)
67 \( 1 - 11.4T + 67T^{2} \)
71 \( 1 + 2.34T + 71T^{2} \)
73 \( 1 + 9.31T + 73T^{2} \)
79 \( 1 + 11.8T + 79T^{2} \)
83 \( 1 - 1.17T + 83T^{2} \)
89 \( 1 + 1.07T + 89T^{2} \)
97 \( 1 + 10T + 97T^{2} \)
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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

−12.75428819619494866265872543565, −11.30887063408520930293897444263, −9.951553806539407039598005722542, −9.608197807204473918854275215718, −8.752361476586191571858509745384, −7.36725266600901086575735314288, −5.98106325598579849027269563144, −5.17548263897538077156195117826, −3.56356782873237653409909431111, −1.55622971706613776760962848048, 1.55622971706613776760962848048, 3.56356782873237653409909431111, 5.17548263897538077156195117826, 5.98106325598579849027269563144, 7.36725266600901086575735314288, 8.752361476586191571858509745384, 9.608197807204473918854275215718, 9.951553806539407039598005722542, 11.30887063408520930293897444263, 12.75428819619494866265872543565

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