Properties

Label 2-2678-1.1-c1-0-11
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 + 0.698·3-s + 4-s − 4.21·5-s + 0.698·6-s − 4.34·7-s + 8-s − 2.51·9-s − 4.21·10-s + 0.125·11-s + 0.698·12-s + 13-s − 4.34·14-s − 2.94·15-s + 16-s + 5.01·17-s − 2.51·18-s − 2.67·19-s − 4.21·20-s − 3.03·21-s + 0.125·22-s + 6.96·23-s + 0.698·24-s + 12.7·25-s + 26-s − 3.85·27-s − 4.34·28-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.403·3-s + 0.5·4-s − 1.88·5-s + 0.285·6-s − 1.64·7-s + 0.353·8-s − 0.837·9-s − 1.33·10-s + 0.0378·11-s + 0.201·12-s + 0.277·13-s − 1.16·14-s − 0.760·15-s + 0.250·16-s + 1.21·17-s − 0.592·18-s − 0.613·19-s − 0.942·20-s − 0.662·21-s + 0.0267·22-s + 1.45·23-s + 0.142·24-s + 2.55·25-s + 0.196·26-s − 0.740·27-s − 0.821·28-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

\(L(1)\) \(\approx\) \(1.455580296\)
\(L(\frac12)\) \(\approx\) \(1.455580296\)
\(L(\frac{3}{2})\) 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 \( 1 - 0.698T + 3T^{2} \)
5 \( 1 + 4.21T + 5T^{2} \)
7 \( 1 + 4.34T + 7T^{2} \)
11 \( 1 - 0.125T + 11T^{2} \)
17 \( 1 - 5.01T + 17T^{2} \)
19 \( 1 + 2.67T + 19T^{2} \)
23 \( 1 - 6.96T + 23T^{2} \)
29 \( 1 - 1.81T + 29T^{2} \)
31 \( 1 + 3.69T + 31T^{2} \)
37 \( 1 + 5.16T + 37T^{2} \)
41 \( 1 - 3.22T + 41T^{2} \)
43 \( 1 - 9.69T + 43T^{2} \)
47 \( 1 - 8.90T + 47T^{2} \)
53 \( 1 + 13.8T + 53T^{2} \)
59 \( 1 - 1.93T + 59T^{2} \)
61 \( 1 + 2.38T + 61T^{2} \)
67 \( 1 + 15.6T + 67T^{2} \)
71 \( 1 - 1.30T + 71T^{2} \)
73 \( 1 - 4.08T + 73T^{2} \)
79 \( 1 - 14.7T + 79T^{2} \)
83 \( 1 - 10.6T + 83T^{2} \)
89 \( 1 - 10.8T + 89T^{2} \)
97 \( 1 - 17.9T + 97T^{2} \)
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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

−8.860275332199995730828435154477, −7.88734482583200048230198594826, −7.37687710823220824666992317372, −6.57553220142581667459436484704, −5.79507133096305335512707598035, −4.75230735853921757446364495875, −3.71496946516955800758827266688, −3.36963736813937954031457626388, −2.74241185520310464938896667702, −0.63687273625465252682076377040, 0.63687273625465252682076377040, 2.74241185520310464938896667702, 3.36963736813937954031457626388, 3.71496946516955800758827266688, 4.75230735853921757446364495875, 5.79507133096305335512707598035, 6.57553220142581667459436484704, 7.37687710823220824666992317372, 7.88734482583200048230198594826, 8.860275332199995730828435154477

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