Properties

Label 2-7942-1.1-c1-0-64
Degree $2$
Conductor $7942$
Sign $1$
Analytic cond. $63.4171$
Root an. cond. $7.96349$
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-s − 2.48·3-s + 4-s − 2.96·5-s − 2.48·6-s + 2.86·7-s + 8-s + 3.15·9-s − 2.96·10-s − 11-s − 2.48·12-s + 1.15·13-s + 2.86·14-s + 7.35·15-s + 16-s + 7.28·17-s + 3.15·18-s − 2.96·20-s − 7.11·21-s − 22-s + 5.73·23-s − 2.48·24-s + 3.77·25-s + 1.15·26-s − 0.387·27-s + 2.86·28-s − 1.38·29-s + ⋯
L(s)  = 1  + 0.707·2-s − 1.43·3-s + 0.5·4-s − 1.32·5-s − 1.01·6-s + 1.08·7-s + 0.353·8-s + 1.05·9-s − 0.936·10-s − 0.301·11-s − 0.716·12-s + 0.320·13-s + 0.766·14-s + 1.89·15-s + 0.250·16-s + 1.76·17-s + 0.743·18-s − 0.662·20-s − 1.55·21-s − 0.213·22-s + 1.19·23-s − 0.506·24-s + 0.755·25-s + 0.226·26-s − 0.0746·27-s + 0.542·28-s − 0.257·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7942 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7942 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7942\)    =    \(2 \cdot 11 \cdot 19^{2}\)
Sign: $1$
Analytic conductor: \(63.4171\)
Root analytic conductor: \(7.96349\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7942,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.743727162\)
\(L(\frac12)\) \(\approx\) \(1.743727162\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
11 \( 1 + T \)
19 \( 1 \)
good3 \( 1 + 2.48T + 3T^{2} \)
5 \( 1 + 2.96T + 5T^{2} \)
7 \( 1 - 2.86T + 7T^{2} \)
13 \( 1 - 1.15T + 13T^{2} \)
17 \( 1 - 7.28T + 17T^{2} \)
23 \( 1 - 5.73T + 23T^{2} \)
29 \( 1 + 1.38T + 29T^{2} \)
31 \( 1 + 1.76T + 31T^{2} \)
37 \( 1 - 4.63T + 37T^{2} \)
41 \( 1 + 1.67T + 41T^{2} \)
43 \( 1 - 2.28T + 43T^{2} \)
47 \( 1 + 0.906T + 47T^{2} \)
53 \( 1 + 4.96T + 53T^{2} \)
59 \( 1 + 3.35T + 59T^{2} \)
61 \( 1 - 7.41T + 61T^{2} \)
67 \( 1 + 13.1T + 67T^{2} \)
71 \( 1 - 7.37T + 71T^{2} \)
73 \( 1 + 14.2T + 73T^{2} \)
79 \( 1 - 12.6T + 79T^{2} \)
83 \( 1 + 2.41T + 83T^{2} \)
89 \( 1 - 2.66T + 89T^{2} \)
97 \( 1 - 13.8T + 97T^{2} \)
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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

−7.70690244161773950010040824663, −7.15977042112763143458948083588, −6.27547135666425119799987197612, −5.56832804308581033084264941512, −5.03193868782788365118838474115, −4.53519395118940788334129010470, −3.71750958390914318509906962988, −2.97156895743206457809874320326, −1.50090630076029300836934688342, −0.68700383959030718329347893577, 0.68700383959030718329347893577, 1.50090630076029300836934688342, 2.97156895743206457809874320326, 3.71750958390914318509906962988, 4.53519395118940788334129010470, 5.03193868782788365118838474115, 5.56832804308581033084264941512, 6.27547135666425119799987197612, 7.15977042112763143458948083588, 7.70690244161773950010040824663

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