Properties

Label 2-7942-1.1-c1-0-131
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 − 0.709·3-s + 4-s − 2.35·5-s + 0.709·6-s + 2.33·7-s − 8-s − 2.49·9-s + 2.35·10-s − 11-s − 0.709·12-s + 0.905·13-s − 2.33·14-s + 1.66·15-s + 16-s − 2.18·17-s + 2.49·18-s − 2.35·20-s − 1.65·21-s + 22-s + 5.05·23-s + 0.709·24-s + 0.531·25-s − 0.905·26-s + 3.89·27-s + 2.33·28-s + 1.38·29-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.409·3-s + 0.5·4-s − 1.05·5-s + 0.289·6-s + 0.881·7-s − 0.353·8-s − 0.832·9-s + 0.743·10-s − 0.301·11-s − 0.204·12-s + 0.251·13-s − 0.623·14-s + 0.430·15-s + 0.250·16-s − 0.529·17-s + 0.588·18-s − 0.525·20-s − 0.360·21-s + 0.213·22-s + 1.05·23-s + 0.144·24-s + 0.106·25-s − 0.177·26-s + 0.750·27-s + 0.440·28-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: \(1\)
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 \( 1 + 0.709T + 3T^{2} \)
5 \( 1 + 2.35T + 5T^{2} \)
7 \( 1 - 2.33T + 7T^{2} \)
13 \( 1 - 0.905T + 13T^{2} \)
17 \( 1 + 2.18T + 17T^{2} \)
23 \( 1 - 5.05T + 23T^{2} \)
29 \( 1 - 1.38T + 29T^{2} \)
31 \( 1 + 3.88T + 31T^{2} \)
37 \( 1 - 3.97T + 37T^{2} \)
41 \( 1 + 11.8T + 41T^{2} \)
43 \( 1 - 10.8T + 43T^{2} \)
47 \( 1 + 3.04T + 47T^{2} \)
53 \( 1 - 6.64T + 53T^{2} \)
59 \( 1 + 9.41T + 59T^{2} \)
61 \( 1 - 8.38T + 61T^{2} \)
67 \( 1 - 5.56T + 67T^{2} \)
71 \( 1 + 14.2T + 71T^{2} \)
73 \( 1 - 9.09T + 73T^{2} \)
79 \( 1 - 2.93T + 79T^{2} \)
83 \( 1 - 9.40T + 83T^{2} \)
89 \( 1 - 7.21T + 89T^{2} \)
97 \( 1 - 6.40T + 97T^{2} \)
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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

−7.70504647807385550515634418549, −6.95056331479083620417340447254, −6.23966775549184584781627209897, −5.34771870276265096416664095782, −4.79945378787813364987260811516, −3.87329677034843074325847419701, −3.03918465400177794297332619299, −2.12382070443963560668763591807, −0.976687093388699095865992117889, 0, 0.976687093388699095865992117889, 2.12382070443963560668763591807, 3.03918465400177794297332619299, 3.87329677034843074325847419701, 4.79945378787813364987260811516, 5.34771870276265096416664095782, 6.23966775549184584781627209897, 6.95056331479083620417340447254, 7.70504647807385550515634418549

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