Properties

Label 2-38-1.1-c9-0-10
Degree $2$
Conductor $38$
Sign $-1$
Analytic cond. $19.5713$
Root an. cond. $4.42395$
Motivic weight $9$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 16·2-s − 119·3-s + 256·4-s − 684·5-s − 1.90e3·6-s + 9.14e3·7-s + 4.09e3·8-s − 5.52e3·9-s − 1.09e4·10-s + 5.79e3·11-s − 3.04e4·12-s − 1.79e5·13-s + 1.46e5·14-s + 8.13e4·15-s + 6.55e4·16-s − 5.94e5·17-s − 8.83e4·18-s + 1.30e5·19-s − 1.75e5·20-s − 1.08e6·21-s + 9.26e4·22-s − 1.74e6·23-s − 4.87e5·24-s − 1.48e6·25-s − 2.87e6·26-s + 2.99e6·27-s + 2.34e6·28-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.848·3-s + 1/2·4-s − 0.489·5-s − 0.599·6-s + 1.44·7-s + 0.353·8-s − 0.280·9-s − 0.346·10-s + 0.119·11-s − 0.424·12-s − 1.74·13-s + 1.01·14-s + 0.415·15-s + 1/4·16-s − 1.72·17-s − 0.198·18-s + 0.229·19-s − 0.244·20-s − 1.22·21-s + 0.0843·22-s − 1.30·23-s − 0.299·24-s − 0.760·25-s − 1.23·26-s + 1.08·27-s + 0.720·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(38\)    =    \(2 \cdot 19\)
Sign: $-1$
Analytic conductor: \(19.5713\)
Root analytic conductor: \(4.42395\)
Motivic weight: \(9\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 38,\ (\ :9/2),\ -1)\)

Particular Values

\(L(5)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - p^{4} T \)
19 \( 1 - p^{4} T \)
good3 \( 1 + 119 T + p^{9} T^{2} \)
5 \( 1 + 684 T + p^{9} T^{2} \)
7 \( 1 - 1307 p T + p^{9} T^{2} \)
11 \( 1 - 5790 T + p^{9} T^{2} \)
13 \( 1 + 13837 p T + p^{9} T^{2} \)
17 \( 1 + 594093 T + p^{9} T^{2} \)
23 \( 1 + 1744767 T + p^{9} T^{2} \)
29 \( 1 - 4314387 T + p^{9} T^{2} \)
31 \( 1 - 160232 T + p^{9} T^{2} \)
37 \( 1 + 21943090 T + p^{9} T^{2} \)
41 \( 1 - 294816 T + p^{9} T^{2} \)
43 \( 1 + 39393148 T + p^{9} T^{2} \)
47 \( 1 - 46596360 T + p^{9} T^{2} \)
53 \( 1 - 22121703 T + p^{9} T^{2} \)
59 \( 1 - 33070233 T + p^{9} T^{2} \)
61 \( 1 - 188535938 T + p^{9} T^{2} \)
67 \( 1 + 20769067 T + p^{9} T^{2} \)
71 \( 1 + 232299978 T + p^{9} T^{2} \)
73 \( 1 + 3022183 T + p^{9} T^{2} \)
79 \( 1 + 446379406 T + p^{9} T^{2} \)
83 \( 1 - 794022846 T + p^{9} T^{2} \)
89 \( 1 - 90999336 T + p^{9} T^{2} \)
97 \( 1 + 123974170 T + p^{9} T^{2} \)
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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

−13.84450282785956758063480273329, −12.00238953690549248423450897486, −11.70913940370908431163549907404, −10.45924874595720139270497113509, −8.320245388567686455275645635525, −6.93660421583044376162866144726, −5.30120767101136794938992542141, −4.41562816141538458063004021800, −2.15173522092135183904120949750, 0, 2.15173522092135183904120949750, 4.41562816141538458063004021800, 5.30120767101136794938992542141, 6.93660421583044376162866144726, 8.320245388567686455275645635525, 10.45924874595720139270497113509, 11.70913940370908431163549907404, 12.00238953690549248423450897486, 13.84450282785956758063480273329

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