Properties

Label 2-252-28.27-c1-0-5
Degree $2$
Conductor $252$
Sign $1$
Analytic cond. $2.01223$
Root an. cond. $1.41853$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.41i·2-s − 2.00·4-s + 3.74i·5-s + 2.64·7-s + 2.82i·8-s + 5.29·10-s + 1.41i·11-s − 3.74i·14-s + 4.00·16-s + 3.74i·17-s + 5.29·19-s − 7.48i·20-s + 2.00·22-s − 7.07i·23-s − 9·25-s + ⋯
L(s)  = 1  − 0.999i·2-s − 1.00·4-s + 1.67i·5-s + 0.999·7-s + 1.00i·8-s + 1.67·10-s + 0.426i·11-s − 1.00i·14-s + 1.00·16-s + 0.907i·17-s + 1.21·19-s − 1.67i·20-s + 0.426·22-s − 1.47i·23-s − 1.80·25-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 252 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 252 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(252\)    =    \(2^{2} \cdot 3^{2} \cdot 7\)
Sign: $1$
Analytic conductor: \(2.01223\)
Root analytic conductor: \(1.41853\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{252} (55, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 252,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.20969\)
\(L(\frac12)\) \(\approx\) \(1.20969\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + 1.41iT \)
3 \( 1 \)
7 \( 1 - 2.64T \)
good5 \( 1 - 3.74iT - 5T^{2} \)
11 \( 1 - 1.41iT - 11T^{2} \)
13 \( 1 - 13T^{2} \)
17 \( 1 - 3.74iT - 17T^{2} \)
19 \( 1 - 5.29T + 19T^{2} \)
23 \( 1 + 7.07iT - 23T^{2} \)
29 \( 1 + 29T^{2} \)
31 \( 1 + 10.5T + 31T^{2} \)
37 \( 1 - 8T + 37T^{2} \)
41 \( 1 - 3.74iT - 41T^{2} \)
43 \( 1 - 43T^{2} \)
47 \( 1 + 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 - 61T^{2} \)
67 \( 1 - 67T^{2} \)
71 \( 1 + 15.5iT - 71T^{2} \)
73 \( 1 - 73T^{2} \)
79 \( 1 - 79T^{2} \)
83 \( 1 + 83T^{2} \)
89 \( 1 + 18.7iT - 89T^{2} \)
97 \( 1 - 97T^{2} \)
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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

−11.76259227284873066895634414655, −10.98540404645454842796489917567, −10.49755975149449144682967072218, −9.479772950094533527994623315843, −8.161502421217799917727649709974, −7.24233074393936968529389918812, −5.83225216106266373223867247245, −4.41873339520697452937231567731, −3.18078334605983012449752342670, −1.97703008993395072583230577514, 1.12952791476287571249147936987, 3.96560513896203749463257506335, 5.20088030260710437746340211427, 5.49932079956869419694866465152, 7.37165960470717459832508723330, 8.044363781605078325827204284040, 9.053025572910434592714899788650, 9.554906488960818207839796349220, 11.29289847639873086646251779633, 12.17802256098636169370029093828

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