Properties

Label 2-2240-1.1-c1-0-34
Degree $2$
Conductor $2240$
Sign $1$
Analytic cond. $17.8864$
Root an. cond. $4.22924$
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  + 2.56·3-s + 5-s + 7-s + 3.56·9-s + 1.43·11-s − 0.561·13-s + 2.56·15-s + 5.68·17-s + 4·19-s + 2.56·21-s + 25-s + 1.43·27-s − 4.56·29-s − 5.12·31-s + 3.68·33-s + 35-s − 0.876·37-s − 1.43·39-s − 8.24·41-s + 3.56·45-s − 6.56·47-s + 49-s + 14.5·51-s + 7.12·53-s + 1.43·55-s + 10.2·57-s + 14.2·59-s + ⋯
L(s)  = 1  + 1.47·3-s + 0.447·5-s + 0.377·7-s + 1.18·9-s + 0.433·11-s − 0.155·13-s + 0.661·15-s + 1.37·17-s + 0.917·19-s + 0.558·21-s + 0.200·25-s + 0.276·27-s − 0.847·29-s − 0.920·31-s + 0.641·33-s + 0.169·35-s − 0.144·37-s − 0.230·39-s − 1.28·41-s + 0.530·45-s − 0.957·47-s + 0.142·49-s + 2.03·51-s + 0.978·53-s + 0.193·55-s + 1.35·57-s + 1.85·59-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.663129189\)
\(L(\frac12)\) \(\approx\) \(3.663129189\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
7 \( 1 - T \)
good3 \( 1 - 2.56T + 3T^{2} \)
11 \( 1 - 1.43T + 11T^{2} \)
13 \( 1 + 0.561T + 13T^{2} \)
17 \( 1 - 5.68T + 17T^{2} \)
19 \( 1 - 4T + 19T^{2} \)
23 \( 1 + 23T^{2} \)
29 \( 1 + 4.56T + 29T^{2} \)
31 \( 1 + 5.12T + 31T^{2} \)
37 \( 1 + 0.876T + 37T^{2} \)
41 \( 1 + 8.24T + 41T^{2} \)
43 \( 1 + 43T^{2} \)
47 \( 1 + 6.56T + 47T^{2} \)
53 \( 1 - 7.12T + 53T^{2} \)
59 \( 1 - 14.2T + 59T^{2} \)
61 \( 1 - 8.24T + 61T^{2} \)
67 \( 1 + 2.24T + 67T^{2} \)
71 \( 1 - 2.24T + 71T^{2} \)
73 \( 1 + 8.24T + 73T^{2} \)
79 \( 1 - 1.43T + 79T^{2} \)
83 \( 1 + 6.24T + 83T^{2} \)
89 \( 1 + 16.2T + 89T^{2} \)
97 \( 1 - 5.68T + 97T^{2} \)
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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

−8.898138455089126478920686583624, −8.414609223930360133552256839873, −7.53758490949812495422541699678, −7.07182338298911535217545864315, −5.77730121391923839375213494687, −5.08093024326893826063752364715, −3.80311069520315656278113327687, −3.27656861941984304829516364632, −2.21892671894437163033372355804, −1.34134377915277455325161836655, 1.34134377915277455325161836655, 2.21892671894437163033372355804, 3.27656861941984304829516364632, 3.80311069520315656278113327687, 5.08093024326893826063752364715, 5.77730121391923839375213494687, 7.07182338298911535217545864315, 7.53758490949812495422541699678, 8.414609223930360133552256839873, 8.898138455089126478920686583624

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