Properties

Label 2-50-1.1-c5-0-4
Degree $2$
Conductor $50$
Sign $-1$
Analytic cond. $8.01919$
Root an. cond. $2.83181$
Motivic weight $5$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4·2-s − 6·3-s + 16·4-s + 24·6-s + 118·7-s − 64·8-s − 207·9-s + 192·11-s − 96·12-s − 1.10e3·13-s − 472·14-s + 256·16-s − 762·17-s + 828·18-s − 2.74e3·19-s − 708·21-s − 768·22-s − 1.56e3·23-s + 384·24-s + 4.42e3·26-s + 2.70e3·27-s + 1.88e3·28-s + 5.91e3·29-s − 6.86e3·31-s − 1.02e3·32-s − 1.15e3·33-s + 3.04e3·34-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.384·3-s + 1/2·4-s + 0.272·6-s + 0.910·7-s − 0.353·8-s − 0.851·9-s + 0.478·11-s − 0.192·12-s − 1.81·13-s − 0.643·14-s + 1/4·16-s − 0.639·17-s + 0.602·18-s − 1.74·19-s − 0.350·21-s − 0.338·22-s − 0.617·23-s + 0.136·24-s + 1.28·26-s + 0.712·27-s + 0.455·28-s + 1.30·29-s − 1.28·31-s − 0.176·32-s − 0.184·33-s + 0.452·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 50 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 50 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(50\)    =    \(2 \cdot 5^{2}\)
Sign: $-1$
Analytic conductor: \(8.01919\)
Root analytic conductor: \(2.83181\)
Motivic weight: \(5\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 50,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + p^{2} T \)
5 \( 1 \)
good3 \( 1 + 2 p T + p^{5} T^{2} \)
7 \( 1 - 118 T + p^{5} T^{2} \)
11 \( 1 - 192 T + p^{5} T^{2} \)
13 \( 1 + 1106 T + p^{5} T^{2} \)
17 \( 1 + 762 T + p^{5} T^{2} \)
19 \( 1 + 2740 T + p^{5} T^{2} \)
23 \( 1 + 1566 T + p^{5} T^{2} \)
29 \( 1 - 5910 T + p^{5} T^{2} \)
31 \( 1 + 6868 T + p^{5} T^{2} \)
37 \( 1 - 5518 T + p^{5} T^{2} \)
41 \( 1 + 378 T + p^{5} T^{2} \)
43 \( 1 - 2434 T + p^{5} T^{2} \)
47 \( 1 + 13122 T + p^{5} T^{2} \)
53 \( 1 - 9174 T + p^{5} T^{2} \)
59 \( 1 + 34980 T + p^{5} T^{2} \)
61 \( 1 + 9838 T + p^{5} T^{2} \)
67 \( 1 + 33722 T + p^{5} T^{2} \)
71 \( 1 - 70212 T + p^{5} T^{2} \)
73 \( 1 + 21986 T + p^{5} T^{2} \)
79 \( 1 - 4520 T + p^{5} T^{2} \)
83 \( 1 - 109074 T + p^{5} T^{2} \)
89 \( 1 - 38490 T + p^{5} T^{2} \)
97 \( 1 - 1918 T + p^{5} T^{2} \)
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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

−14.33656242595144276128435263938, −12.44009490158490100377502539167, −11.48549207111135330828882525646, −10.47829637350612823948653778647, −9.031718596368505927690264244494, −7.895514057346205947945790234940, −6.42222539135573081420566338087, −4.76941136820516591871315391426, −2.21759630580446080702429995502, 0, 2.21759630580446080702429995502, 4.76941136820516591871315391426, 6.42222539135573081420566338087, 7.895514057346205947945790234940, 9.031718596368505927690264244494, 10.47829637350612823948653778647, 11.48549207111135330828882525646, 12.44009490158490100377502539167, 14.33656242595144276128435263938

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