Properties

Label 2-385-1.1-c1-0-5
Degree $2$
Conductor $385$
Sign $-1$
Analytic cond. $3.07424$
Root an. cond. $1.75335$
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  − 2.67·2-s − 2.48·3-s + 5.15·4-s − 5-s + 6.63·6-s − 7-s − 8.44·8-s + 3.15·9-s + 2.67·10-s − 11-s − 12.7·12-s + 5.83·13-s + 2.67·14-s + 2.48·15-s + 12.2·16-s + 5.44·17-s − 8.44·18-s − 1.35·19-s − 5.15·20-s + 2.48·21-s + 2.67·22-s − 3.19·23-s + 20.9·24-s + 25-s − 15.5·26-s − 0.387·27-s − 5.15·28-s + ⋯
L(s)  = 1  − 1.89·2-s − 1.43·3-s + 2.57·4-s − 0.447·5-s + 2.70·6-s − 0.377·7-s − 2.98·8-s + 1.05·9-s + 0.845·10-s − 0.301·11-s − 3.69·12-s + 1.61·13-s + 0.714·14-s + 0.640·15-s + 3.06·16-s + 1.32·17-s − 1.99·18-s − 0.309·19-s − 1.15·20-s + 0.541·21-s + 0.570·22-s − 0.665·23-s + 4.27·24-s + 0.200·25-s − 3.05·26-s − 0.0746·27-s − 0.974·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 385 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 385 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(385\)    =    \(5 \cdot 7 \cdot 11\)
Sign: $-1$
Analytic conductor: \(3.07424\)
Root analytic conductor: \(1.75335\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 385,\ (\ :1/2),\ -1)\)

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)$
bad5 \( 1 + T \)
7 \( 1 + T \)
11 \( 1 + T \)
good2 \( 1 + 2.67T + 2T^{2} \)
3 \( 1 + 2.48T + 3T^{2} \)
13 \( 1 - 5.83T + 13T^{2} \)
17 \( 1 - 5.44T + 17T^{2} \)
19 \( 1 + 1.35T + 19T^{2} \)
23 \( 1 + 3.19T + 23T^{2} \)
29 \( 1 + 3.61T + 29T^{2} \)
31 \( 1 + 5.28T + 31T^{2} \)
37 \( 1 + 8.54T + 37T^{2} \)
41 \( 1 + 5.02T + 41T^{2} \)
43 \( 1 - 5.89T + 43T^{2} \)
47 \( 1 + 11.8T + 47T^{2} \)
53 \( 1 + 0.231T + 53T^{2} \)
59 \( 1 - 13.5T + 59T^{2} \)
61 \( 1 + 1.41T + 61T^{2} \)
67 \( 1 + 10.8T + 67T^{2} \)
71 \( 1 + 15.5T + 71T^{2} \)
73 \( 1 + 11.3T + 73T^{2} \)
79 \( 1 - 1.96T + 79T^{2} \)
83 \( 1 - 10.6T + 83T^{2} \)
89 \( 1 - 7.22T + 89T^{2} \)
97 \( 1 + 0.836T + 97T^{2} \)
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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

−10.61731617634638183911717946128, −10.26225398156256721273062552318, −9.055476552138179875249008093541, −8.170616216374262506385874503087, −7.22848268834463671141869238016, −6.29788985528198938684929791788, −5.57552992287020979104674789916, −3.48355456162881564220919586003, −1.41072267064557541249778227384, 0, 1.41072267064557541249778227384, 3.48355456162881564220919586003, 5.57552992287020979104674789916, 6.29788985528198938684929791788, 7.22848268834463671141869238016, 8.170616216374262506385874503087, 9.055476552138179875249008093541, 10.26225398156256721273062552318, 10.61731617634638183911717946128

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