Properties

Label 2-2678-1.1-c1-0-93
Degree $2$
Conductor $2678$
Sign $-1$
Analytic cond. $21.3839$
Root an. cond. $4.62427$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 3-s + 4-s − 5-s + 6-s + 8-s − 2·9-s − 10-s − 6·11-s + 12-s + 13-s − 15-s + 16-s − 17-s − 2·18-s + 19-s − 20-s − 6·22-s + 4·23-s + 24-s − 4·25-s + 26-s − 5·27-s − 5·29-s − 30-s + 2·31-s + 32-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.577·3-s + 1/2·4-s − 0.447·5-s + 0.408·6-s + 0.353·8-s − 2/3·9-s − 0.316·10-s − 1.80·11-s + 0.288·12-s + 0.277·13-s − 0.258·15-s + 1/4·16-s − 0.242·17-s − 0.471·18-s + 0.229·19-s − 0.223·20-s − 1.27·22-s + 0.834·23-s + 0.204·24-s − 4/5·25-s + 0.196·26-s − 0.962·27-s − 0.928·29-s − 0.182·30-s + 0.359·31-s + 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2678 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2678 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2678\)    =    \(2 \cdot 13 \cdot 103\)
Sign: $-1$
Analytic conductor: \(21.3839\)
Root analytic conductor: \(4.62427\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2678,\ (\ :1/2),\ -1)\)

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 \( 1 - T \)
13 \( 1 - T \)
103 \( 1 + T \)
good3 \( 1 - T + p T^{2} \)
5 \( 1 + T + p T^{2} \)
7 \( 1 + p T^{2} \)
11 \( 1 + 6 T + p T^{2} \)
17 \( 1 + T + p T^{2} \)
19 \( 1 - T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 + 5 T + p T^{2} \)
31 \( 1 - 2 T + p T^{2} \)
37 \( 1 + 11 T + p T^{2} \)
41 \( 1 - 10 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 + 2 T + p T^{2} \)
53 \( 1 + 6 T + p T^{2} \)
59 \( 1 + 3 T + p T^{2} \)
61 \( 1 - 5 T + p T^{2} \)
67 \( 1 + 2 T + p T^{2} \)
71 \( 1 + 10 T + p T^{2} \)
73 \( 1 + 3 T + p T^{2} \)
79 \( 1 + 14 T + p T^{2} \)
83 \( 1 - 9 T + p T^{2} \)
89 \( 1 + 5 T + p T^{2} \)
97 \( 1 + 2 T + p T^{2} \)
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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

−8.272355323316919393921254955505, −7.75774280543920204347405913458, −7.07313263463553623662071127160, −5.91759626806284257380951582754, −5.34039928905564076506604369821, −4.51450522674191385037435684251, −3.41704014115911379391069471129, −2.90445429715702425748217165554, −1.93519265645498840362182949378, 0, 1.93519265645498840362182949378, 2.90445429715702425748217165554, 3.41704014115911379391069471129, 4.51450522674191385037435684251, 5.34039928905564076506604369821, 5.91759626806284257380951582754, 7.07313263463553623662071127160, 7.75774280543920204347405913458, 8.272355323316919393921254955505

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