Properties

Label 2-138-1.1-c7-0-22
Degree $2$
Conductor $138$
Sign $-1$
Analytic cond. $43.1091$
Root an. cond. $6.56575$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 8·2-s − 27·3-s + 64·4-s + 41.5·5-s − 216·6-s − 286·7-s + 512·8-s + 729·9-s + 332.·10-s + 2.79e3·11-s − 1.72e3·12-s − 1.58e4·13-s − 2.28e3·14-s − 1.12e3·15-s + 4.09e3·16-s + 3.53e4·17-s + 5.83e3·18-s − 1.94e4·19-s + 2.65e3·20-s + 7.72e3·21-s + 2.23e4·22-s − 1.21e4·23-s − 1.38e4·24-s − 7.64e4·25-s − 1.26e5·26-s − 1.96e4·27-s − 1.83e4·28-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.577·3-s + 0.5·4-s + 0.148·5-s − 0.408·6-s − 0.315·7-s + 0.353·8-s + 0.333·9-s + 0.105·10-s + 0.634·11-s − 0.288·12-s − 1.99·13-s − 0.222·14-s − 0.0857·15-s + 0.250·16-s + 1.74·17-s + 0.235·18-s − 0.651·19-s + 0.0742·20-s + 0.181·21-s + 0.448·22-s − 0.208·23-s − 0.204·24-s − 0.977·25-s − 1.41·26-s − 0.192·27-s − 0.157·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(138\)    =    \(2 \cdot 3 \cdot 23\)
Sign: $-1$
Analytic conductor: \(43.1091\)
Root analytic conductor: \(6.56575\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 138,\ (\ :7/2),\ -1)\)

Particular Values

\(L(4)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 8T \)
3 \( 1 + 27T \)
23 \( 1 + 1.21e4T \)
good5 \( 1 - 41.5T + 7.81e4T^{2} \)
7 \( 1 + 286T + 8.23e5T^{2} \)
11 \( 1 - 2.79e3T + 1.94e7T^{2} \)
13 \( 1 + 1.58e4T + 6.27e7T^{2} \)
17 \( 1 - 3.53e4T + 4.10e8T^{2} \)
19 \( 1 + 1.94e4T + 8.93e8T^{2} \)
29 \( 1 + 2.41e4T + 1.72e10T^{2} \)
31 \( 1 + 3.09e4T + 2.75e10T^{2} \)
37 \( 1 + 2.08e5T + 9.49e10T^{2} \)
41 \( 1 + 1.16e5T + 1.94e11T^{2} \)
43 \( 1 + 5.22e5T + 2.71e11T^{2} \)
47 \( 1 + 1.17e6T + 5.06e11T^{2} \)
53 \( 1 - 1.72e5T + 1.17e12T^{2} \)
59 \( 1 + 4.86e5T + 2.48e12T^{2} \)
61 \( 1 - 8.17e5T + 3.14e12T^{2} \)
67 \( 1 + 1.37e6T + 6.06e12T^{2} \)
71 \( 1 + 5.53e6T + 9.09e12T^{2} \)
73 \( 1 + 3.89e6T + 1.10e13T^{2} \)
79 \( 1 - 2.16e6T + 1.92e13T^{2} \)
83 \( 1 - 9.13e6T + 2.71e13T^{2} \)
89 \( 1 - 3.66e6T + 4.42e13T^{2} \)
97 \( 1 + 9.00e6T + 8.07e13T^{2} \)
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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

−11.78351813950514689970802255831, −10.27434760214829843010886598137, −9.628688610906736778981129869801, −7.80700883775732806027582623885, −6.79039302947713314192166009289, −5.67712921925509709854875810375, −4.69420352340932102454312187330, −3.31310179311365853687022573975, −1.77541545280181524857923284117, 0, 1.77541545280181524857923284117, 3.31310179311365853687022573975, 4.69420352340932102454312187330, 5.67712921925509709854875810375, 6.79039302947713314192166009289, 7.80700883775732806027582623885, 9.628688610906736778981129869801, 10.27434760214829843010886598137, 11.78351813950514689970802255831

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