Properties

Label 2-7220-1.1-c1-0-14
Degree $2$
Conductor $7220$
Sign $1$
Analytic cond. $57.6519$
Root an. cond. $7.59289$
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  − 0.364·3-s − 5-s + 0.635·7-s − 2.86·9-s + 1.63·11-s − 13-s + 0.364·15-s − 6.59·17-s − 0.231·21-s + 0.867·23-s + 25-s + 2.13·27-s − 9.09·29-s − 1.86·31-s − 0.596·33-s − 0.635·35-s + 0.635·37-s + 0.364·39-s + 1.90·41-s + 3.96·43-s + 2.86·45-s + 9.09·47-s − 6.59·49-s + 2.40·51-s − 9.86·53-s − 1.63·55-s + 9.09·59-s + ⋯
L(s)  = 1  − 0.210·3-s − 0.447·5-s + 0.240·7-s − 0.955·9-s + 0.493·11-s − 0.277·13-s + 0.0941·15-s − 1.59·17-s − 0.0505·21-s + 0.180·23-s + 0.200·25-s + 0.411·27-s − 1.68·29-s − 0.335·31-s − 0.103·33-s − 0.107·35-s + 0.104·37-s + 0.0583·39-s + 0.297·41-s + 0.603·43-s + 0.427·45-s + 1.32·47-s − 0.942·49-s + 0.336·51-s − 1.35·53-s − 0.220·55-s + 1.18·59-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7220 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7220 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7220\)    =    \(2^{2} \cdot 5 \cdot 19^{2}\)
Sign: $1$
Analytic conductor: \(57.6519\)
Root analytic conductor: \(7.59289\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7220,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.013686360\)
\(L(\frac12)\) \(\approx\) \(1.013686360\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + T \)
19 \( 1 \)
good3 \( 1 + 0.364T + 3T^{2} \)
7 \( 1 - 0.635T + 7T^{2} \)
11 \( 1 - 1.63T + 11T^{2} \)
13 \( 1 + T + 13T^{2} \)
17 \( 1 + 6.59T + 17T^{2} \)
23 \( 1 - 0.867T + 23T^{2} \)
29 \( 1 + 9.09T + 29T^{2} \)
31 \( 1 + 1.86T + 31T^{2} \)
37 \( 1 - 0.635T + 37T^{2} \)
41 \( 1 - 1.90T + 41T^{2} \)
43 \( 1 - 3.96T + 43T^{2} \)
47 \( 1 - 9.09T + 47T^{2} \)
53 \( 1 + 9.86T + 53T^{2} \)
59 \( 1 - 9.09T + 59T^{2} \)
61 \( 1 - 2.27T + 61T^{2} \)
67 \( 1 - 12.4T + 67T^{2} \)
71 \( 1 - 2.50T + 71T^{2} \)
73 \( 1 + 0.403T + 73T^{2} \)
79 \( 1 - 10.7T + 79T^{2} \)
83 \( 1 + 15.8T + 83T^{2} \)
89 \( 1 - 0.542T + 89T^{2} \)
97 \( 1 + 7.36T + 97T^{2} \)
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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

−7.948300031492857756088411580813, −7.17825576761900570790190928511, −6.57783503807984542893839818249, −5.79541043123975003957050152807, −5.12919842299840032953370780766, −4.30611555601756514015098336509, −3.66719398011942763209050265500, −2.66427990268088017021026272053, −1.87753436567450120209138491856, −0.49553532219374068952532041807, 0.49553532219374068952532041807, 1.87753436567450120209138491856, 2.66427990268088017021026272053, 3.66719398011942763209050265500, 4.30611555601756514015098336509, 5.12919842299840032953370780766, 5.79541043123975003957050152807, 6.57783503807984542893839818249, 7.17825576761900570790190928511, 7.948300031492857756088411580813

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