Properties

Label 2-2842-1.1-c1-0-68
Degree $2$
Conductor $2842$
Sign $1$
Analytic cond. $22.6934$
Root an. cond. $4.76376$
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 + 2.90·3-s + 4-s + 1.49·5-s + 2.90·6-s + 8-s + 5.45·9-s + 1.49·10-s + 1.65·11-s + 2.90·12-s − 4.81·13-s + 4.34·15-s + 16-s − 0.925·17-s + 5.45·18-s + 4.40·19-s + 1.49·20-s + 1.65·22-s − 0.691·23-s + 2.90·24-s − 2.76·25-s − 4.81·26-s + 7.15·27-s − 29-s + 4.34·30-s + 7.15·31-s + 32-s + ⋯
L(s)  = 1  + 0.707·2-s + 1.67·3-s + 0.5·4-s + 0.668·5-s + 1.18·6-s + 0.353·8-s + 1.81·9-s + 0.472·10-s + 0.498·11-s + 0.839·12-s − 1.33·13-s + 1.12·15-s + 0.250·16-s − 0.224·17-s + 1.28·18-s + 1.01·19-s + 0.334·20-s + 0.352·22-s − 0.144·23-s + 0.593·24-s − 0.553·25-s − 0.943·26-s + 1.37·27-s − 0.185·29-s + 0.793·30-s + 1.28·31-s + 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2842 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2842 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2842\)    =    \(2 \cdot 7^{2} \cdot 29\)
Sign: $1$
Analytic conductor: \(22.6934\)
Root analytic conductor: \(4.76376\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2842,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(5.981638485\)
\(L(\frac12)\) \(\approx\) \(5.981638485\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
7 \( 1 \)
29 \( 1 + T \)
good3 \( 1 - 2.90T + 3T^{2} \)
5 \( 1 - 1.49T + 5T^{2} \)
11 \( 1 - 1.65T + 11T^{2} \)
13 \( 1 + 4.81T + 13T^{2} \)
17 \( 1 + 0.925T + 17T^{2} \)
19 \( 1 - 4.40T + 19T^{2} \)
23 \( 1 + 0.691T + 23T^{2} \)
31 \( 1 - 7.15T + 31T^{2} \)
37 \( 1 + 2T + 37T^{2} \)
41 \( 1 + 4.73T + 41T^{2} \)
43 \( 1 - 7.07T + 43T^{2} \)
47 \( 1 - 7.15T + 47T^{2} \)
53 \( 1 - 2.34T + 53T^{2} \)
59 \( 1 + 7.87T + 59T^{2} \)
61 \( 1 + 10.4T + 61T^{2} \)
67 \( 1 + 8.91T + 67T^{2} \)
71 \( 1 - 8T + 71T^{2} \)
73 \( 1 + 7.87T + 73T^{2} \)
79 \( 1 - 14.4T + 79T^{2} \)
83 \( 1 - 4.73T + 83T^{2} \)
89 \( 1 + 10.5T + 89T^{2} \)
97 \( 1 + 19.1T + 97T^{2} \)
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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

−8.875739681962330892557968095731, −7.88509749802771235187641177423, −7.41241540256686373430481079275, −6.60402112265562415181121246008, −5.62852272132215054181166810056, −4.68725723757493490708764875030, −3.93378573157589509064851509659, −2.97307187068596459852382407160, −2.41694688383883644122127003916, −1.50911126064617855427723972297, 1.50911126064617855427723972297, 2.41694688383883644122127003916, 2.97307187068596459852382407160, 3.93378573157589509064851509659, 4.68725723757493490708764875030, 5.62852272132215054181166810056, 6.60402112265562415181121246008, 7.41241540256686373430481079275, 7.88509749802771235187641177423, 8.875739681962330892557968095731

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