Properties

Label 2-920-1.1-c1-0-11
Degree $2$
Conductor $920$
Sign $1$
Analytic cond. $7.34623$
Root an. cond. $2.71039$
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  + 3.30·3-s − 5-s − 2.55·7-s + 7.93·9-s − 2.72·11-s + 7.12·13-s − 3.30·15-s + 0.924·17-s + 7.51·19-s − 8.43·21-s − 23-s + 25-s + 16.3·27-s − 2.38·29-s + 0.866·31-s − 9.00·33-s + 2.55·35-s + 0.352·37-s + 23.5·39-s + 4.34·41-s − 7.93·45-s − 13.3·47-s − 0.495·49-s + 3.05·51-s + 3.99·53-s + 2.72·55-s + 24.8·57-s + ⋯
L(s)  = 1  + 1.90·3-s − 0.447·5-s − 0.963·7-s + 2.64·9-s − 0.821·11-s + 1.97·13-s − 0.853·15-s + 0.224·17-s + 1.72·19-s − 1.84·21-s − 0.208·23-s + 0.200·25-s + 3.13·27-s − 0.442·29-s + 0.155·31-s − 1.56·33-s + 0.431·35-s + 0.0580·37-s + 3.77·39-s + 0.677·41-s − 1.18·45-s − 1.94·47-s − 0.0707·49-s + 0.427·51-s + 0.548·53-s + 0.367·55-s + 3.29·57-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 920 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 920 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(920\)    =    \(2^{3} \cdot 5 \cdot 23\)
Sign: $1$
Analytic conductor: \(7.34623\)
Root analytic conductor: \(2.71039\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 920,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.786071565\)
\(L(\frac12)\) \(\approx\) \(2.786071565\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
23 \( 1 + T \)
good3 \( 1 - 3.30T + 3T^{2} \)
7 \( 1 + 2.55T + 7T^{2} \)
11 \( 1 + 2.72T + 11T^{2} \)
13 \( 1 - 7.12T + 13T^{2} \)
17 \( 1 - 0.924T + 17T^{2} \)
19 \( 1 - 7.51T + 19T^{2} \)
29 \( 1 + 2.38T + 29T^{2} \)
31 \( 1 - 0.866T + 31T^{2} \)
37 \( 1 - 0.352T + 37T^{2} \)
41 \( 1 - 4.34T + 41T^{2} \)
43 \( 1 + 43T^{2} \)
47 \( 1 + 13.3T + 47T^{2} \)
53 \( 1 - 3.99T + 53T^{2} \)
59 \( 1 + 3.84T + 59T^{2} \)
61 \( 1 + 9.14T + 61T^{2} \)
67 \( 1 + 3.15T + 67T^{2} \)
71 \( 1 + 6.07T + 71T^{2} \)
73 \( 1 + 11.3T + 73T^{2} \)
79 \( 1 + 12.0T + 79T^{2} \)
83 \( 1 + 6.35T + 83T^{2} \)
89 \( 1 + 9.71T + 89T^{2} \)
97 \( 1 - 8.76T + 97T^{2} \)
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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

−9.807896551322860008838534651220, −9.181268409898647740169010277397, −8.381310241584692499435959626850, −7.78039899087033012236440891210, −7.00007863474549330956034237589, −5.84438893151810673248538426668, −4.32983811528020909020172018173, −3.29091365915199499416758983718, −3.07269763056208165100716382094, −1.43596666248003605840752136528, 1.43596666248003605840752136528, 3.07269763056208165100716382094, 3.29091365915199499416758983718, 4.32983811528020909020172018173, 5.84438893151810673248538426668, 7.00007863474549330956034237589, 7.78039899087033012236440891210, 8.381310241584692499435959626850, 9.181268409898647740169010277397, 9.807896551322860008838534651220

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