Properties

Label 2-197-1.1-c5-0-68
Degree $2$
Conductor $197$
Sign $-1$
Analytic cond. $31.5956$
Root an. cond. $5.62099$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.84·2-s + 24.3·3-s − 23.8·4-s + 56.3·5-s − 69.3·6-s − 117.·7-s + 159.·8-s + 349.·9-s − 160.·10-s − 541.·11-s − 581.·12-s − 714.·13-s + 334.·14-s + 1.37e3·15-s + 310.·16-s + 809.·17-s − 994.·18-s − 2.00e3·19-s − 1.34e3·20-s − 2.85e3·21-s + 1.54e3·22-s − 2.29e3·23-s + 3.87e3·24-s + 49.0·25-s + 2.03e3·26-s + 2.58e3·27-s + 2.80e3·28-s + ⋯
L(s)  = 1  − 0.503·2-s + 1.56·3-s − 0.746·4-s + 1.00·5-s − 0.786·6-s − 0.904·7-s + 0.879·8-s + 1.43·9-s − 0.507·10-s − 1.34·11-s − 1.16·12-s − 1.17·13-s + 0.455·14-s + 1.57·15-s + 0.303·16-s + 0.678·17-s − 0.723·18-s − 1.27·19-s − 0.752·20-s − 1.41·21-s + 0.679·22-s − 0.905·23-s + 1.37·24-s + 0.0156·25-s + 0.590·26-s + 0.681·27-s + 0.675·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 197 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 197 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(197\)
Sign: $-1$
Analytic conductor: \(31.5956\)
Root analytic conductor: \(5.62099\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 197,\ (\ :5/2),\ -1)\)

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)$
bad197 \( 1 + 3.88e4T \)
good2 \( 1 + 2.84T + 32T^{2} \)
3 \( 1 - 24.3T + 243T^{2} \)
5 \( 1 - 56.3T + 3.12e3T^{2} \)
7 \( 1 + 117.T + 1.68e4T^{2} \)
11 \( 1 + 541.T + 1.61e5T^{2} \)
13 \( 1 + 714.T + 3.71e5T^{2} \)
17 \( 1 - 809.T + 1.41e6T^{2} \)
19 \( 1 + 2.00e3T + 2.47e6T^{2} \)
23 \( 1 + 2.29e3T + 6.43e6T^{2} \)
29 \( 1 + 941.T + 2.05e7T^{2} \)
31 \( 1 - 403.T + 2.86e7T^{2} \)
37 \( 1 - 7.15e3T + 6.93e7T^{2} \)
41 \( 1 - 4.62e3T + 1.15e8T^{2} \)
43 \( 1 - 1.80e4T + 1.47e8T^{2} \)
47 \( 1 + 1.00e4T + 2.29e8T^{2} \)
53 \( 1 + 2.18e4T + 4.18e8T^{2} \)
59 \( 1 + 1.49e4T + 7.14e8T^{2} \)
61 \( 1 - 5.07e3T + 8.44e8T^{2} \)
67 \( 1 + 3.13e4T + 1.35e9T^{2} \)
71 \( 1 + 9.69e3T + 1.80e9T^{2} \)
73 \( 1 - 4.43e3T + 2.07e9T^{2} \)
79 \( 1 + 6.93e4T + 3.07e9T^{2} \)
83 \( 1 + 4.61e4T + 3.93e9T^{2} \)
89 \( 1 + 5.23e4T + 5.58e9T^{2} \)
97 \( 1 + 4.05e4T + 8.58e9T^{2} \)
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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

−10.38680974529768165865357404104, −9.810390494357405342854801316126, −9.293081050931040945831355593997, −8.192470223961550194803512842385, −7.50412045715680576265232246934, −5.83837054647567262851163058295, −4.40466855159649229725166089988, −2.94430906180933895981245094783, −2.01444151775574973203847094348, 0, 2.01444151775574973203847094348, 2.94430906180933895981245094783, 4.40466855159649229725166089988, 5.83837054647567262851163058295, 7.50412045715680576265232246934, 8.192470223961550194803512842385, 9.293081050931040945831355593997, 9.810390494357405342854801316126, 10.38680974529768165865357404104

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