Properties

Label 2-2842-1.1-c1-0-95
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 1.41·3-s + 4-s − 1.41·5-s + 1.41·6-s + 8-s − 0.999·9-s − 1.41·10-s − 4·11-s + 1.41·12-s − 1.41·13-s − 2.00·15-s + 16-s + 2.82·17-s − 0.999·18-s − 4.24·19-s − 1.41·20-s − 4·22-s − 4·23-s + 1.41·24-s − 2.99·25-s − 1.41·26-s − 5.65·27-s + 29-s − 2.00·30-s − 1.41·31-s + 32-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.816·3-s + 0.5·4-s − 0.632·5-s + 0.577·6-s + 0.353·8-s − 0.333·9-s − 0.447·10-s − 1.20·11-s + 0.408·12-s − 0.392·13-s − 0.516·15-s + 0.250·16-s + 0.685·17-s − 0.235·18-s − 0.973·19-s − 0.316·20-s − 0.852·22-s − 0.834·23-s + 0.288·24-s − 0.599·25-s − 0.277·26-s − 1.08·27-s + 0.185·29-s − 0.365·30-s − 0.254·31-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: \(1\)
Selberg data: \((2,\ 2842,\ (\ :1/2),\ -1)\)

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 \( 1 - T \)
7 \( 1 \)
29 \( 1 - T \)
good3 \( 1 - 1.41T + 3T^{2} \)
5 \( 1 + 1.41T + 5T^{2} \)
11 \( 1 + 4T + 11T^{2} \)
13 \( 1 + 1.41T + 13T^{2} \)
17 \( 1 - 2.82T + 17T^{2} \)
19 \( 1 + 4.24T + 19T^{2} \)
23 \( 1 + 4T + 23T^{2} \)
31 \( 1 + 1.41T + 31T^{2} \)
37 \( 1 + 10T + 37T^{2} \)
41 \( 1 - 5.65T + 41T^{2} \)
43 \( 1 - 2T + 43T^{2} \)
47 \( 1 - 4.24T + 47T^{2} \)
53 \( 1 + 10T + 53T^{2} \)
59 \( 1 - 11.3T + 59T^{2} \)
61 \( 1 + 61T^{2} \)
67 \( 1 + 4T + 67T^{2} \)
71 \( 1 + 71T^{2} \)
73 \( 1 + 2.82T + 73T^{2} \)
79 \( 1 - 6T + 79T^{2} \)
83 \( 1 + 2.82T + 83T^{2} \)
89 \( 1 + 14.1T + 89T^{2} \)
97 \( 1 - 2.82T + 97T^{2} \)
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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

−8.122069160893517061726800899471, −7.83917244483912343527265087574, −7.02407582201295343527011930084, −5.91904419498957307485404317704, −5.30195727711170655609247313250, −4.29510920485375971422504218666, −3.57187365443290026404088366909, −2.75159046292135315041879903557, −2.00087126928217538165123857578, 0, 2.00087126928217538165123857578, 2.75159046292135315041879903557, 3.57187365443290026404088366909, 4.29510920485375971422504218666, 5.30195727711170655609247313250, 5.91904419498957307485404317704, 7.02407582201295343527011930084, 7.83917244483912343527265087574, 8.122069160893517061726800899471

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