Properties

Label 2-1840-1.1-c3-0-53
Degree $2$
Conductor $1840$
Sign $1$
Analytic cond. $108.563$
Root an. cond. $10.4193$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 6.84·3-s + 5·5-s + 28.6·7-s + 19.9·9-s − 26.1·11-s + 74.7·13-s − 34.2·15-s + 121.·17-s + 6.41·19-s − 195.·21-s − 23·23-s + 25·25-s + 48.5·27-s + 281.·29-s + 36.7·31-s + 178.·33-s + 143.·35-s + 287.·37-s − 511.·39-s − 435.·41-s + 54.2·43-s + 99.5·45-s + 448.·47-s + 475.·49-s − 831.·51-s + 488.·53-s − 130.·55-s + ⋯
L(s)  = 1  − 1.31·3-s + 0.447·5-s + 1.54·7-s + 0.737·9-s − 0.716·11-s + 1.59·13-s − 0.589·15-s + 1.73·17-s + 0.0775·19-s − 2.03·21-s − 0.208·23-s + 0.200·25-s + 0.346·27-s + 1.80·29-s + 0.212·31-s + 0.943·33-s + 0.690·35-s + 1.27·37-s − 2.10·39-s − 1.65·41-s + 0.192·43-s + 0.329·45-s + 1.39·47-s + 1.38·49-s − 2.28·51-s + 1.26·53-s − 0.320·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1840 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1840 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1840\)    =    \(2^{4} \cdot 5 \cdot 23\)
Sign: $1$
Analytic conductor: \(108.563\)
Root analytic conductor: \(10.4193\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1840,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(2.269807182\)
\(L(\frac12)\) \(\approx\) \(2.269807182\)
\(L(\frac{5}{2})\) 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 \( 1 - 5T \)
23 \( 1 + 23T \)
good3 \( 1 + 6.84T + 27T^{2} \)
7 \( 1 - 28.6T + 343T^{2} \)
11 \( 1 + 26.1T + 1.33e3T^{2} \)
13 \( 1 - 74.7T + 2.19e3T^{2} \)
17 \( 1 - 121.T + 4.91e3T^{2} \)
19 \( 1 - 6.41T + 6.85e3T^{2} \)
29 \( 1 - 281.T + 2.43e4T^{2} \)
31 \( 1 - 36.7T + 2.97e4T^{2} \)
37 \( 1 - 287.T + 5.06e4T^{2} \)
41 \( 1 + 435.T + 6.89e4T^{2} \)
43 \( 1 - 54.2T + 7.95e4T^{2} \)
47 \( 1 - 448.T + 1.03e5T^{2} \)
53 \( 1 - 488.T + 1.48e5T^{2} \)
59 \( 1 - 84.1T + 2.05e5T^{2} \)
61 \( 1 + 293.T + 2.26e5T^{2} \)
67 \( 1 + 282.T + 3.00e5T^{2} \)
71 \( 1 + 399.T + 3.57e5T^{2} \)
73 \( 1 + 870.T + 3.89e5T^{2} \)
79 \( 1 + 64.7T + 4.93e5T^{2} \)
83 \( 1 - 262.T + 5.71e5T^{2} \)
89 \( 1 + 1.22e3T + 7.04e5T^{2} \)
97 \( 1 - 995.T + 9.12e5T^{2} \)
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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

−8.642560714363047724488489495400, −8.180944833265139456087839675447, −7.28842797013175320591611970105, −6.17552084169276556576926297340, −5.65840917769170590971574409134, −5.05917709814010199735759596402, −4.22011412087632645887610803642, −2.86391743179380916881353256562, −1.42224495908066620719252778918, −0.881834314545339318489390208176, 0.881834314545339318489390208176, 1.42224495908066620719252778918, 2.86391743179380916881353256562, 4.22011412087632645887610803642, 5.05917709814010199735759596402, 5.65840917769170590971574409134, 6.17552084169276556576926297340, 7.28842797013175320591611970105, 8.180944833265139456087839675447, 8.642560714363047724488489495400

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