Properties

Label 2-2678-1.1-c1-0-73
Degree $2$
Conductor $2678$
Sign $1$
Analytic cond. $21.3839$
Root an. cond. $4.62427$
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 + 2.06·3-s + 4-s + 3.73·5-s − 2.06·6-s + 4.82·7-s − 8-s + 1.25·9-s − 3.73·10-s + 2.07·11-s + 2.06·12-s − 13-s − 4.82·14-s + 7.70·15-s + 16-s + 4.11·17-s − 1.25·18-s − 1.79·19-s + 3.73·20-s + 9.95·21-s − 2.07·22-s − 7.82·23-s − 2.06·24-s + 8.93·25-s + 26-s − 3.59·27-s + 4.82·28-s + ⋯
L(s)  = 1  − 0.707·2-s + 1.19·3-s + 0.5·4-s + 1.66·5-s − 0.842·6-s + 1.82·7-s − 0.353·8-s + 0.418·9-s − 1.18·10-s + 0.626·11-s + 0.595·12-s − 0.277·13-s − 1.28·14-s + 1.98·15-s + 0.250·16-s + 0.998·17-s − 0.296·18-s − 0.411·19-s + 0.834·20-s + 2.17·21-s − 0.442·22-s − 1.63·23-s − 0.421·24-s + 1.78·25-s + 0.196·26-s − 0.692·27-s + 0.912·28-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2678,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.411762860\)
\(L(\frac12)\) \(\approx\) \(3.411762860\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.06T + 3T^{2} \)
5 \( 1 - 3.73T + 5T^{2} \)
7 \( 1 - 4.82T + 7T^{2} \)
11 \( 1 - 2.07T + 11T^{2} \)
17 \( 1 - 4.11T + 17T^{2} \)
19 \( 1 + 1.79T + 19T^{2} \)
23 \( 1 + 7.82T + 23T^{2} \)
29 \( 1 - 1.67T + 29T^{2} \)
31 \( 1 - 2.25T + 31T^{2} \)
37 \( 1 + 11.1T + 37T^{2} \)
41 \( 1 + 10.7T + 41T^{2} \)
43 \( 1 + 4.01T + 43T^{2} \)
47 \( 1 - 4.89T + 47T^{2} \)
53 \( 1 - 13.1T + 53T^{2} \)
59 \( 1 + 11.4T + 59T^{2} \)
61 \( 1 + 0.0980T + 61T^{2} \)
67 \( 1 - 1.67T + 67T^{2} \)
71 \( 1 + 10.5T + 71T^{2} \)
73 \( 1 + 3.87T + 73T^{2} \)
79 \( 1 - 4.29T + 79T^{2} \)
83 \( 1 - 0.687T + 83T^{2} \)
89 \( 1 - 5.70T + 89T^{2} \)
97 \( 1 - 5.85T + 97T^{2} \)
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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

−8.772438943222710717018421224338, −8.304872413534628179285775041367, −7.65857089432741775510794025476, −6.71680678978064207526910488124, −5.74098855017048726915143918777, −5.11070775354756852186416283806, −3.91576649223837750493708967161, −2.70873312261039878210318259385, −1.82748262682609777445240196420, −1.54957680569094548464538120045, 1.54957680569094548464538120045, 1.82748262682609777445240196420, 2.70873312261039878210318259385, 3.91576649223837750493708967161, 5.11070775354756852186416283806, 5.74098855017048726915143918777, 6.71680678978064207526910488124, 7.65857089432741775510794025476, 8.304872413534628179285775041367, 8.772438943222710717018421224338

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