Properties

Label 2-2445-1.1-c1-0-17
Degree $2$
Conductor $2445$
Sign $1$
Analytic cond. $19.5234$
Root an. cond. $4.41853$
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  − 1.20·2-s − 3-s − 0.536·4-s + 5-s + 1.20·6-s − 3.03·7-s + 3.06·8-s + 9-s − 1.20·10-s + 5.64·11-s + 0.536·12-s + 0.245·13-s + 3.67·14-s − 15-s − 2.63·16-s + 6.39·17-s − 1.20·18-s − 7.32·19-s − 0.536·20-s + 3.03·21-s − 6.82·22-s + 7.15·23-s − 3.06·24-s + 25-s − 0.296·26-s − 27-s + 1.62·28-s + ⋯
L(s)  = 1  − 0.855·2-s − 0.577·3-s − 0.268·4-s + 0.447·5-s + 0.493·6-s − 1.14·7-s + 1.08·8-s + 0.333·9-s − 0.382·10-s + 1.70·11-s + 0.154·12-s + 0.0679·13-s + 0.981·14-s − 0.258·15-s − 0.659·16-s + 1.55·17-s − 0.285·18-s − 1.68·19-s − 0.119·20-s + 0.662·21-s − 1.45·22-s + 1.49·23-s − 0.626·24-s + 0.200·25-s − 0.0581·26-s − 0.192·27-s + 0.308·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2445 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2445 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2445\)    =    \(3 \cdot 5 \cdot 163\)
Sign: $1$
Analytic conductor: \(19.5234\)
Root analytic conductor: \(4.41853\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2445,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.8312574104\)
\(L(\frac12)\) \(\approx\) \(0.8312574104\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + T \)
5 \( 1 - T \)
163 \( 1 + T \)
good2 \( 1 + 1.20T + 2T^{2} \)
7 \( 1 + 3.03T + 7T^{2} \)
11 \( 1 - 5.64T + 11T^{2} \)
13 \( 1 - 0.245T + 13T^{2} \)
17 \( 1 - 6.39T + 17T^{2} \)
19 \( 1 + 7.32T + 19T^{2} \)
23 \( 1 - 7.15T + 23T^{2} \)
29 \( 1 + 0.0229T + 29T^{2} \)
31 \( 1 - 4.63T + 31T^{2} \)
37 \( 1 + 8.65T + 37T^{2} \)
41 \( 1 + 10.4T + 41T^{2} \)
43 \( 1 - 7.73T + 43T^{2} \)
47 \( 1 - 1.28T + 47T^{2} \)
53 \( 1 - 6.15T + 53T^{2} \)
59 \( 1 - 3.55T + 59T^{2} \)
61 \( 1 + 13.1T + 61T^{2} \)
67 \( 1 - 2.27T + 67T^{2} \)
71 \( 1 + 0.597T + 71T^{2} \)
73 \( 1 - 7.83T + 73T^{2} \)
79 \( 1 + 12.2T + 79T^{2} \)
83 \( 1 - 0.855T + 83T^{2} \)
89 \( 1 + 2.51T + 89T^{2} \)
97 \( 1 - 18.5T + 97T^{2} \)
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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

−8.991907166072088356680196905624, −8.529370075918102871448999889542, −7.28045582819686262135834100084, −6.67476630920956265072440815562, −6.06427436923593897666109886229, −5.05683300901566188296032838753, −4.10086204817678285284347494630, −3.26227249400073630955771231142, −1.66420392359287521238324455893, −0.72744153075780961847668942150, 0.72744153075780961847668942150, 1.66420392359287521238324455893, 3.26227249400073630955771231142, 4.10086204817678285284347494630, 5.05683300901566188296032838753, 6.06427436923593897666109886229, 6.67476630920956265072440815562, 7.28045582819686262135834100084, 8.529370075918102871448999889542, 8.991907166072088356680196905624

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