Properties

Label 2-670-1.1-c1-0-18
Degree $2$
Conductor $670$
Sign $-1$
Analytic cond. $5.34997$
Root an. cond. $2.31300$
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 − 5-s − 1.41·6-s − 0.414·7-s − 8-s − 0.999·9-s + 10-s − 3·11-s + 1.41·12-s − 4.24·13-s + 0.414·14-s − 1.41·15-s + 16-s − 0.585·17-s + 0.999·18-s − 4.82·19-s − 20-s − 0.585·21-s + 3·22-s − 1.41·24-s + 25-s + 4.24·26-s − 5.65·27-s − 0.414·28-s − 3.41·29-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.816·3-s + 0.5·4-s − 0.447·5-s − 0.577·6-s − 0.156·7-s − 0.353·8-s − 0.333·9-s + 0.316·10-s − 0.904·11-s + 0.408·12-s − 1.17·13-s + 0.110·14-s − 0.365·15-s + 0.250·16-s − 0.142·17-s + 0.235·18-s − 1.10·19-s − 0.223·20-s − 0.127·21-s + 0.639·22-s − 0.288·24-s + 0.200·25-s + 0.832·26-s − 1.08·27-s − 0.0782·28-s − 0.634·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 670 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 670 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(670\)    =    \(2 \cdot 5 \cdot 67\)
Sign: $-1$
Analytic conductor: \(5.34997\)
Root analytic conductor: \(2.31300\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 670,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
5 \( 1 + T \)
67 \( 1 + T \)
good3 \( 1 - 1.41T + 3T^{2} \)
7 \( 1 + 0.414T + 7T^{2} \)
11 \( 1 + 3T + 11T^{2} \)
13 \( 1 + 4.24T + 13T^{2} \)
17 \( 1 + 0.585T + 17T^{2} \)
19 \( 1 + 4.82T + 19T^{2} \)
23 \( 1 + 23T^{2} \)
29 \( 1 + 3.41T + 29T^{2} \)
31 \( 1 - 2.24T + 31T^{2} \)
37 \( 1 - 6.07T + 37T^{2} \)
41 \( 1 + 1.75T + 41T^{2} \)
43 \( 1 - 10.2T + 43T^{2} \)
47 \( 1 + 5.41T + 47T^{2} \)
53 \( 1 + 3.41T + 53T^{2} \)
59 \( 1 + 1.75T + 59T^{2} \)
61 \( 1 - 13.7T + 61T^{2} \)
71 \( 1 + 16.0T + 71T^{2} \)
73 \( 1 - 11.0T + 73T^{2} \)
79 \( 1 + 10T + 79T^{2} \)
83 \( 1 - 6.17T + 83T^{2} \)
89 \( 1 + 11.4T + 89T^{2} \)
97 \( 1 + 13.8T + 97T^{2} \)
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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

−9.890308502181652248913660196336, −9.185093532110060905282803485733, −8.234516391428505055729235144580, −7.79769465064566373879848289204, −6.83808283418511137949785375695, −5.62377957018929699234442023327, −4.35558102699223998466485077843, −3.00163802097250155834066457543, −2.23247508298351041078120036435, 0, 2.23247508298351041078120036435, 3.00163802097250155834066457543, 4.35558102699223998466485077843, 5.62377957018929699234442023327, 6.83808283418511137949785375695, 7.79769465064566373879848289204, 8.234516391428505055729235144580, 9.185093532110060905282803485733, 9.890308502181652248913660196336

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