Properties

Label 2-38-1.1-c5-0-6
Degree $2$
Conductor $38$
Sign $-1$
Analytic cond. $6.09458$
Root an. cond. $2.46872$
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 − 14·3-s + 16·4-s − 45·5-s − 56·6-s − 121·7-s + 64·8-s − 47·9-s − 180·10-s − 381·11-s − 224·12-s − 100·13-s − 484·14-s + 630·15-s + 256·16-s + 933·17-s − 188·18-s + 361·19-s − 720·20-s + 1.69e3·21-s − 1.52e3·22-s − 552·23-s − 896·24-s − 1.10e3·25-s − 400·26-s + 4.06e3·27-s − 1.93e3·28-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.898·3-s + 1/2·4-s − 0.804·5-s − 0.635·6-s − 0.933·7-s + 0.353·8-s − 0.193·9-s − 0.569·10-s − 0.949·11-s − 0.449·12-s − 0.164·13-s − 0.659·14-s + 0.722·15-s + 1/4·16-s + 0.782·17-s − 0.136·18-s + 0.229·19-s − 0.402·20-s + 0.838·21-s − 0.671·22-s − 0.217·23-s − 0.317·24-s − 0.351·25-s − 0.116·26-s + 1.07·27-s − 0.466·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(38\)    =    \(2 \cdot 19\)
Sign: $-1$
Analytic conductor: \(6.09458\)
Root analytic conductor: \(2.46872\)
Motivic weight: \(5\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 38,\ (\ :5/2),\ -1)\)

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 \( 1 - p^{2} T \)
19 \( 1 - p^{2} T \)
good3 \( 1 + 14 T + p^{5} T^{2} \)
5 \( 1 + 9 p T + p^{5} T^{2} \)
7 \( 1 + 121 T + p^{5} T^{2} \)
11 \( 1 + 381 T + p^{5} T^{2} \)
13 \( 1 + 100 T + p^{5} T^{2} \)
17 \( 1 - 933 T + p^{5} T^{2} \)
23 \( 1 + 24 p T + p^{5} T^{2} \)
29 \( 1 - 2394 T + p^{5} T^{2} \)
31 \( 1 + 4024 T + p^{5} T^{2} \)
37 \( 1 - 9182 T + p^{5} T^{2} \)
41 \( 1 + 2250 T + p^{5} T^{2} \)
43 \( 1 + 23377 T + p^{5} T^{2} \)
47 \( 1 + 26595 T + p^{5} T^{2} \)
53 \( 1 + 16008 T + p^{5} T^{2} \)
59 \( 1 + 126 T + p^{5} T^{2} \)
61 \( 1 - 21335 T + p^{5} T^{2} \)
67 \( 1 + 51760 T + p^{5} T^{2} \)
71 \( 1 - 8574 T + p^{5} T^{2} \)
73 \( 1 - 11153 T + p^{5} T^{2} \)
79 \( 1 + 1660 T + p^{5} T^{2} \)
83 \( 1 - 95964 T + p^{5} T^{2} \)
89 \( 1 - 118848 T + p^{5} T^{2} \)
97 \( 1 + 153760 T + p^{5} T^{2} \)
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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

−14.80038065181427243896005808791, −13.26591311374447780817568943716, −12.23220107129592515046709090492, −11.34093328042158452640592548627, −10.05172806649055001376178094768, −7.88760755769310827187039688961, −6.37630269466196314649986519017, −5.08911044190535973504531876794, −3.26108353113143881237626703375, 0, 3.26108353113143881237626703375, 5.08911044190535973504531876794, 6.37630269466196314649986519017, 7.88760755769310827187039688961, 10.05172806649055001376178094768, 11.34093328042158452640592548627, 12.23220107129592515046709090492, 13.26591311374447780817568943716, 14.80038065181427243896005808791

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