Properties

Label 2-668-1.1-c1-0-11
Degree $2$
Conductor $668$
Sign $-1$
Analytic cond. $5.33400$
Root an. cond. $2.30954$
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  + 0.678·3-s − 2.77·5-s + 1.71·7-s − 2.53·9-s + 0.585·11-s − 6.56·13-s − 1.88·15-s + 0.228·17-s − 5.57·19-s + 1.16·21-s + 4.63·23-s + 2.67·25-s − 3.76·27-s − 6.25·29-s + 7.04·31-s + 0.397·33-s − 4.74·35-s − 11.6·37-s − 4.45·39-s + 2.26·41-s − 3.41·43-s + 7.03·45-s − 6.83·47-s − 4.06·49-s + 0.154·51-s + 9.69·53-s − 1.62·55-s + ⋯
L(s)  = 1  + 0.391·3-s − 1.23·5-s + 0.647·7-s − 0.846·9-s + 0.176·11-s − 1.82·13-s − 0.485·15-s + 0.0553·17-s − 1.27·19-s + 0.253·21-s + 0.966·23-s + 0.535·25-s − 0.723·27-s − 1.16·29-s + 1.26·31-s + 0.0692·33-s − 0.802·35-s − 1.92·37-s − 0.713·39-s + 0.354·41-s − 0.520·43-s + 1.04·45-s − 0.997·47-s − 0.580·49-s + 0.0216·51-s + 1.33·53-s − 0.218·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 668 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 668 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(668\)    =    \(2^{2} \cdot 167\)
Sign: $-1$
Analytic conductor: \(5.33400\)
Root analytic conductor: \(2.30954\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 668,\ (\ :1/2),\ -1)\)

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 \( 1 \)
167 \( 1 - T \)
good3 \( 1 - 0.678T + 3T^{2} \)
5 \( 1 + 2.77T + 5T^{2} \)
7 \( 1 - 1.71T + 7T^{2} \)
11 \( 1 - 0.585T + 11T^{2} \)
13 \( 1 + 6.56T + 13T^{2} \)
17 \( 1 - 0.228T + 17T^{2} \)
19 \( 1 + 5.57T + 19T^{2} \)
23 \( 1 - 4.63T + 23T^{2} \)
29 \( 1 + 6.25T + 29T^{2} \)
31 \( 1 - 7.04T + 31T^{2} \)
37 \( 1 + 11.6T + 37T^{2} \)
41 \( 1 - 2.26T + 41T^{2} \)
43 \( 1 + 3.41T + 43T^{2} \)
47 \( 1 + 6.83T + 47T^{2} \)
53 \( 1 - 9.69T + 53T^{2} \)
59 \( 1 - 9.29T + 59T^{2} \)
61 \( 1 + 2.23T + 61T^{2} \)
67 \( 1 + 5.40T + 67T^{2} \)
71 \( 1 + 10.7T + 71T^{2} \)
73 \( 1 - 14.0T + 73T^{2} \)
79 \( 1 + 9.29T + 79T^{2} \)
83 \( 1 - 14.0T + 83T^{2} \)
89 \( 1 - 2.45T + 89T^{2} \)
97 \( 1 - 4.76T + 97T^{2} \)
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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

−10.11951500641762171816957416434, −8.982406274443790524192168586464, −8.301608297766906297813323295662, −7.60014951678672171676540852358, −6.78174446001659685766325114576, −5.28641371666727438391264613380, −4.48680623833834489173220618437, −3.37879658772284456158949981901, −2.22368035850675107672141803074, 0, 2.22368035850675107672141803074, 3.37879658772284456158949981901, 4.48680623833834489173220618437, 5.28641371666727438391264613380, 6.78174446001659685766325114576, 7.60014951678672171676540852358, 8.301608297766906297813323295662, 8.982406274443790524192168586464, 10.11951500641762171816957416434

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