Properties

Label 2-13e2-1.1-c3-0-21
Degree $2$
Conductor $169$
Sign $1$
Analytic cond. $9.97132$
Root an. cond. $3.15774$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 4.82·2-s + 4.44·3-s + 15.2·4-s − 12.7·5-s + 21.4·6-s + 26.1·7-s + 35.1·8-s − 7.25·9-s − 61.6·10-s + 42.3·11-s + 67.9·12-s + 126.·14-s − 56.7·15-s + 47.3·16-s − 27.3·17-s − 35.0·18-s − 13.1·19-s − 195.·20-s + 116.·21-s + 204.·22-s − 28.7·23-s + 156.·24-s + 38.1·25-s − 152.·27-s + 400.·28-s − 141.·29-s − 273.·30-s + ⋯
L(s)  = 1  + 1.70·2-s + 0.855·3-s + 1.91·4-s − 1.14·5-s + 1.45·6-s + 1.41·7-s + 1.55·8-s − 0.268·9-s − 1.94·10-s + 1.16·11-s + 1.63·12-s + 2.41·14-s − 0.976·15-s + 0.740·16-s − 0.389·17-s − 0.458·18-s − 0.158·19-s − 2.18·20-s + 1.20·21-s + 1.98·22-s − 0.261·23-s + 1.32·24-s + 0.304·25-s − 1.08·27-s + 2.70·28-s − 0.906·29-s − 1.66·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 169 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 169 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(169\)    =    \(13^{2}\)
Sign: $1$
Analytic conductor: \(9.97132\)
Root analytic conductor: \(3.15774\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 169,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(5.208365494\)
\(L(\frac12)\) \(\approx\) \(5.208365494\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad13 \( 1 \)
good2 \( 1 - 4.82T + 8T^{2} \)
3 \( 1 - 4.44T + 27T^{2} \)
5 \( 1 + 12.7T + 125T^{2} \)
7 \( 1 - 26.1T + 343T^{2} \)
11 \( 1 - 42.3T + 1.33e3T^{2} \)
17 \( 1 + 27.3T + 4.91e3T^{2} \)
19 \( 1 + 13.1T + 6.85e3T^{2} \)
23 \( 1 + 28.7T + 1.21e4T^{2} \)
29 \( 1 + 141.T + 2.43e4T^{2} \)
31 \( 1 + 56.0T + 2.97e4T^{2} \)
37 \( 1 + 313.T + 5.06e4T^{2} \)
41 \( 1 - 352.T + 6.89e4T^{2} \)
43 \( 1 + 320.T + 7.95e4T^{2} \)
47 \( 1 - 339.T + 1.03e5T^{2} \)
53 \( 1 - 349.T + 1.48e5T^{2} \)
59 \( 1 - 258.T + 2.05e5T^{2} \)
61 \( 1 - 650.T + 2.26e5T^{2} \)
67 \( 1 + 894.T + 3.00e5T^{2} \)
71 \( 1 - 741.T + 3.57e5T^{2} \)
73 \( 1 - 820.T + 3.89e5T^{2} \)
79 \( 1 + 199.T + 4.93e5T^{2} \)
83 \( 1 - 541.T + 5.71e5T^{2} \)
89 \( 1 - 380.T + 7.04e5T^{2} \)
97 \( 1 + 1.43e3T + 9.12e5T^{2} \)
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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

−12.29207079966111817965988349014, −11.59194712713364567501054575357, −11.04756527174274924253228853678, −8.945564490093067974440049787386, −8.002074947835165324368126467007, −7.00026535325092248915987749129, −5.48454239493736421282434731845, −4.24294557926715281329569859220, −3.62124467118151988915501524518, −2.06083530624351401600635363492, 2.06083530624351401600635363492, 3.62124467118151988915501524518, 4.24294557926715281329569859220, 5.48454239493736421282434731845, 7.00026535325092248915987749129, 8.002074947835165324368126467007, 8.945564490093067974440049787386, 11.04756527174274924253228853678, 11.59194712713364567501054575357, 12.29207079966111817965988349014

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