Properties

Label 2-195-1.1-c1-0-0
Degree $2$
Conductor $195$
Sign $1$
Analytic cond. $1.55708$
Root an. cond. $1.24783$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.48·2-s − 3-s + 4.19·4-s − 5-s + 2.48·6-s − 1.19·7-s − 5.46·8-s + 9-s + 2.48·10-s − 1.19·11-s − 4.19·12-s + 13-s + 2.97·14-s + 15-s + 5.21·16-s + 6.17·17-s − 2.48·18-s + 6.97·19-s − 4.19·20-s + 1.19·21-s + 2.97·22-s + 4.17·23-s + 5.46·24-s + 25-s − 2.48·26-s − 27-s − 5.02·28-s + ⋯
L(s)  = 1  − 1.76·2-s − 0.577·3-s + 2.09·4-s − 0.447·5-s + 1.01·6-s − 0.452·7-s − 1.93·8-s + 0.333·9-s + 0.787·10-s − 0.360·11-s − 1.21·12-s + 0.277·13-s + 0.796·14-s + 0.258·15-s + 1.30·16-s + 1.49·17-s − 0.586·18-s + 1.60·19-s − 0.938·20-s + 0.261·21-s + 0.635·22-s + 0.870·23-s + 1.11·24-s + 0.200·25-s − 0.488·26-s − 0.192·27-s − 0.948·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 195 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 195 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(195\)    =    \(3 \cdot 5 \cdot 13\)
Sign: $1$
Analytic conductor: \(1.55708\)
Root analytic conductor: \(1.24783\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 195,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.4057667925\)
\(L(\frac12)\) \(\approx\) \(0.4057667925\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + T \)
5 \( 1 + T \)
13 \( 1 - T \)
good2 \( 1 + 2.48T + 2T^{2} \)
7 \( 1 + 1.19T + 7T^{2} \)
11 \( 1 + 1.19T + 11T^{2} \)
17 \( 1 - 6.17T + 17T^{2} \)
19 \( 1 - 6.97T + 19T^{2} \)
23 \( 1 - 4.17T + 23T^{2} \)
29 \( 1 - 6T + 29T^{2} \)
31 \( 1 + 2.97T + 31T^{2} \)
37 \( 1 - 7.78T + 37T^{2} \)
41 \( 1 + 6.17T + 41T^{2} \)
43 \( 1 + 9.95T + 43T^{2} \)
47 \( 1 + 1.02T + 47T^{2} \)
53 \( 1 - 10.1T + 53T^{2} \)
59 \( 1 - 5.37T + 59T^{2} \)
61 \( 1 - 12.5T + 61T^{2} \)
67 \( 1 - 9.37T + 67T^{2} \)
71 \( 1 + 5.19T + 71T^{2} \)
73 \( 1 + 11.9T + 73T^{2} \)
79 \( 1 + 1.78T + 79T^{2} \)
83 \( 1 + 5.37T + 83T^{2} \)
89 \( 1 - 10.1T + 89T^{2} \)
97 \( 1 + 1.82T + 97T^{2} \)
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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

−11.93615605327770021323236412539, −11.40037759783479147333352770348, −10.22102030724579600743323122254, −9.740356633562205488832610678641, −8.498797297566367699755359985395, −7.58161630246152187367580049395, −6.74347518197719171234278409006, −5.36871235783243440934685511190, −3.16348633026196305011231437849, −0.994284191877851215782761034386, 0.994284191877851215782761034386, 3.16348633026196305011231437849, 5.36871235783243440934685511190, 6.74347518197719171234278409006, 7.58161630246152187367580049395, 8.498797297566367699755359985395, 9.740356633562205488832610678641, 10.22102030724579600743323122254, 11.40037759783479147333352770348, 11.93615605327770021323236412539

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