Properties

Label 2-2842-1.1-c1-0-2
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 − 2.04·3-s + 4-s + 0.868·5-s + 2.04·6-s − 8-s + 1.17·9-s − 0.868·10-s − 4.52·11-s − 2.04·12-s − 4.81·13-s − 1.77·15-s + 16-s + 0.259·17-s − 1.17·18-s − 1.04·19-s + 0.868·20-s + 4.52·22-s − 7.24·23-s + 2.04·24-s − 4.24·25-s + 4.81·26-s + 3.73·27-s + 29-s + 1.77·30-s + 2.40·31-s − 32-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.17·3-s + 0.5·4-s + 0.388·5-s + 0.833·6-s − 0.353·8-s + 0.390·9-s − 0.274·10-s − 1.36·11-s − 0.589·12-s − 1.33·13-s − 0.457·15-s + 0.250·16-s + 0.0630·17-s − 0.276·18-s − 0.239·19-s + 0.194·20-s + 0.964·22-s − 1.51·23-s + 0.416·24-s − 0.849·25-s + 0.943·26-s + 0.718·27-s + 0.185·29-s + 0.323·30-s + 0.432·31-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

\(L(1)\) \(\approx\) \(0.3393523532\)
\(L(\frac12)\) \(\approx\) \(0.3393523532\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.04T + 3T^{2} \)
5 \( 1 - 0.868T + 5T^{2} \)
11 \( 1 + 4.52T + 11T^{2} \)
13 \( 1 + 4.81T + 13T^{2} \)
17 \( 1 - 0.259T + 17T^{2} \)
19 \( 1 + 1.04T + 19T^{2} \)
23 \( 1 + 7.24T + 23T^{2} \)
31 \( 1 - 2.40T + 31T^{2} \)
37 \( 1 + 7.46T + 37T^{2} \)
41 \( 1 + 5.52T + 41T^{2} \)
43 \( 1 - 6.24T + 43T^{2} \)
47 \( 1 - 12.0T + 47T^{2} \)
53 \( 1 - 5.23T + 53T^{2} \)
59 \( 1 - 10.8T + 59T^{2} \)
61 \( 1 + 14.4T + 61T^{2} \)
67 \( 1 - 6.20T + 67T^{2} \)
71 \( 1 + 9.47T + 71T^{2} \)
73 \( 1 - 10.6T + 73T^{2} \)
79 \( 1 + 13.8T + 79T^{2} \)
83 \( 1 - 6.90T + 83T^{2} \)
89 \( 1 - 1.73T + 89T^{2} \)
97 \( 1 + 5.00T + 97T^{2} \)
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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

−8.789012239434773502534064081367, −7.936938626085738569805485934258, −7.33838844992712995699607959084, −6.48665170168451239229270015672, −5.63897013278456296102711063898, −5.28361032796332572303330852347, −4.23247650291649566822786359208, −2.74759844545734438500248455385, −1.99326076278148074982073417573, −0.39815199165891078136141415657, 0.39815199165891078136141415657, 1.99326076278148074982073417573, 2.74759844545734438500248455385, 4.23247650291649566822786359208, 5.28361032796332572303330852347, 5.63897013278456296102711063898, 6.48665170168451239229270015672, 7.33838844992712995699607959084, 7.936938626085738569805485934258, 8.789012239434773502534064081367

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