Properties

Label 2-1520-1.1-c3-0-22
Degree $2$
Conductor $1520$
Sign $1$
Analytic cond. $89.6829$
Root an. cond. $9.47010$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·3-s + 5·5-s − 8·7-s − 23·9-s − 44·11-s + 10·15-s − 74·17-s − 19·19-s − 16·21-s − 84·23-s + 25·25-s − 100·27-s + 266·29-s − 136·31-s − 88·33-s − 40·35-s + 424·37-s + 470·41-s + 236·43-s − 115·45-s + 240·47-s − 279·49-s − 148·51-s + 36·53-s − 220·55-s − 38·57-s − 736·59-s + ⋯
L(s)  = 1  + 0.384·3-s + 0.447·5-s − 0.431·7-s − 0.851·9-s − 1.20·11-s + 0.172·15-s − 1.05·17-s − 0.229·19-s − 0.166·21-s − 0.761·23-s + 1/5·25-s − 0.712·27-s + 1.70·29-s − 0.787·31-s − 0.464·33-s − 0.193·35-s + 1.88·37-s + 1.79·41-s + 0.836·43-s − 0.380·45-s + 0.744·47-s − 0.813·49-s − 0.406·51-s + 0.0933·53-s − 0.539·55-s − 0.0883·57-s − 1.62·59-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1520 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1520 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1520\)    =    \(2^{4} \cdot 5 \cdot 19\)
Sign: $1$
Analytic conductor: \(89.6829\)
Root analytic conductor: \(9.47010\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1520,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(1.669709648\)
\(L(\frac12)\) \(\approx\) \(1.669709648\)
\(L(\frac{5}{2})\) 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 \( 1 - p T \)
19 \( 1 + p T \)
good3 \( 1 - 2 T + p^{3} T^{2} \)
7 \( 1 + 8 T + p^{3} T^{2} \)
11 \( 1 + 4 p T + p^{3} T^{2} \)
13 \( 1 + p^{3} T^{2} \)
17 \( 1 + 74 T + p^{3} T^{2} \)
23 \( 1 + 84 T + p^{3} T^{2} \)
29 \( 1 - 266 T + p^{3} T^{2} \)
31 \( 1 + 136 T + p^{3} T^{2} \)
37 \( 1 - 424 T + p^{3} T^{2} \)
41 \( 1 - 470 T + p^{3} T^{2} \)
43 \( 1 - 236 T + p^{3} T^{2} \)
47 \( 1 - 240 T + p^{3} T^{2} \)
53 \( 1 - 36 T + p^{3} T^{2} \)
59 \( 1 + 736 T + p^{3} T^{2} \)
61 \( 1 - 650 T + p^{3} T^{2} \)
67 \( 1 - 830 T + p^{3} T^{2} \)
71 \( 1 - 216 T + p^{3} T^{2} \)
73 \( 1 - 254 T + p^{3} T^{2} \)
79 \( 1 - 1220 T + p^{3} T^{2} \)
83 \( 1 - 688 T + p^{3} T^{2} \)
89 \( 1 - 102 T + p^{3} T^{2} \)
97 \( 1 + 1280 T + p^{3} T^{2} \)
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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

−9.175939188869187035088638039043, −8.249961694339215188202467643657, −7.72365534701057035445487943902, −6.51101100088812268525297563017, −5.92275098028355916319992649787, −4.99170067614985256123450072509, −3.97236402501917678855594525271, −2.68488309706221915600658661881, −2.35211495835571456988403663253, −0.58308632200016632166334253004, 0.58308632200016632166334253004, 2.35211495835571456988403663253, 2.68488309706221915600658661881, 3.97236402501917678855594525271, 4.99170067614985256123450072509, 5.92275098028355916319992649787, 6.51101100088812268525297563017, 7.72365534701057035445487943902, 8.249961694339215188202467643657, 9.175939188869187035088638039043

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