Properties

Label 2-7942-1.1-c1-0-274
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 2.74·3-s + 4-s − 2.12·5-s + 2.74·6-s − 0.877·7-s + 8-s + 4.52·9-s − 2.12·10-s − 11-s + 2.74·12-s − 3.39·13-s − 0.877·14-s − 5.83·15-s + 16-s − 3.03·17-s + 4.52·18-s − 2.12·20-s − 2.40·21-s − 22-s + 2.43·23-s + 2.74·24-s − 0.480·25-s − 3.39·26-s + 4.19·27-s − 0.877·28-s − 3.95·29-s + ⋯
L(s)  = 1  + 0.707·2-s + 1.58·3-s + 0.5·4-s − 0.950·5-s + 1.12·6-s − 0.331·7-s + 0.353·8-s + 1.50·9-s − 0.672·10-s − 0.301·11-s + 0.792·12-s − 0.940·13-s − 0.234·14-s − 1.50·15-s + 0.250·16-s − 0.736·17-s + 1.06·18-s − 0.475·20-s − 0.525·21-s − 0.213·22-s + 0.507·23-s + 0.560·24-s − 0.0960·25-s − 0.665·26-s + 0.807·27-s − 0.165·28-s − 0.734·29-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: \(1\)
Selberg data: \((2,\ 7942,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.74T + 3T^{2} \)
5 \( 1 + 2.12T + 5T^{2} \)
7 \( 1 + 0.877T + 7T^{2} \)
13 \( 1 + 3.39T + 13T^{2} \)
17 \( 1 + 3.03T + 17T^{2} \)
23 \( 1 - 2.43T + 23T^{2} \)
29 \( 1 + 3.95T + 29T^{2} \)
31 \( 1 + 3.99T + 31T^{2} \)
37 \( 1 + 3.23T + 37T^{2} \)
41 \( 1 - 2.25T + 41T^{2} \)
43 \( 1 + 5.53T + 43T^{2} \)
47 \( 1 - 10.9T + 47T^{2} \)
53 \( 1 + 5.36T + 53T^{2} \)
59 \( 1 + 12.8T + 59T^{2} \)
61 \( 1 + 10.2T + 61T^{2} \)
67 \( 1 + 1.82T + 67T^{2} \)
71 \( 1 + 3.44T + 71T^{2} \)
73 \( 1 - 8.88T + 73T^{2} \)
79 \( 1 - 11.7T + 79T^{2} \)
83 \( 1 - 4.27T + 83T^{2} \)
89 \( 1 - 1.03T + 89T^{2} \)
97 \( 1 + 15.8T + 97T^{2} \)
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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

−7.61581159607999819856800477503, −7.05905163726895448807439076283, −6.20668096508086571044011233962, −5.11367587379466360006425926997, −4.46548036511044007825389248739, −3.73800427022498362912151208332, −3.21785953698397577767453393550, −2.50723317184675712955960883712, −1.74892997219920836412079456263, 0, 1.74892997219920836412079456263, 2.50723317184675712955960883712, 3.21785953698397577767453393550, 3.73800427022498362912151208332, 4.46548036511044007825389248739, 5.11367587379466360006425926997, 6.20668096508086571044011233962, 7.05905163726895448807439076283, 7.61581159607999819856800477503

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