Properties

Label 2-2415-1.1-c1-0-67
Degree $2$
Conductor $2415$
Sign $1$
Analytic cond. $19.2838$
Root an. cond. $4.39134$
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  + 1.91·2-s + 3-s + 1.67·4-s + 5-s + 1.91·6-s + 7-s − 0.628·8-s + 9-s + 1.91·10-s + 6.47·11-s + 1.67·12-s + 2.82·13-s + 1.91·14-s + 15-s − 4.54·16-s − 1.13·17-s + 1.91·18-s − 3.45·19-s + 1.67·20-s + 21-s + 12.3·22-s − 23-s − 0.628·24-s + 25-s + 5.40·26-s + 27-s + 1.67·28-s + ⋯
L(s)  = 1  + 1.35·2-s + 0.577·3-s + 0.836·4-s + 0.447·5-s + 0.782·6-s + 0.377·7-s − 0.222·8-s + 0.333·9-s + 0.605·10-s + 1.95·11-s + 0.482·12-s + 0.782·13-s + 0.512·14-s + 0.258·15-s − 1.13·16-s − 0.274·17-s + 0.451·18-s − 0.791·19-s + 0.373·20-s + 0.218·21-s + 2.64·22-s − 0.208·23-s − 0.128·24-s + 0.200·25-s + 1.05·26-s + 0.192·27-s + 0.316·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2415 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2415 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2415\)    =    \(3 \cdot 5 \cdot 7 \cdot 23\)
Sign: $1$
Analytic conductor: \(19.2838\)
Root analytic conductor: \(4.39134\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2415,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(5.447669090\)
\(L(\frac12)\) \(\approx\) \(5.447669090\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - T \)
5 \( 1 - T \)
7 \( 1 - T \)
23 \( 1 + T \)
good2 \( 1 - 1.91T + 2T^{2} \)
11 \( 1 - 6.47T + 11T^{2} \)
13 \( 1 - 2.82T + 13T^{2} \)
17 \( 1 + 1.13T + 17T^{2} \)
19 \( 1 + 3.45T + 19T^{2} \)
29 \( 1 - 7.31T + 29T^{2} \)
31 \( 1 + 6.72T + 31T^{2} \)
37 \( 1 + 12.0T + 37T^{2} \)
41 \( 1 - 4.35T + 41T^{2} \)
43 \( 1 - 11.8T + 43T^{2} \)
47 \( 1 + 3.15T + 47T^{2} \)
53 \( 1 + 2.24T + 53T^{2} \)
59 \( 1 + 0.0505T + 59T^{2} \)
61 \( 1 + 1.92T + 61T^{2} \)
67 \( 1 - 1.78T + 67T^{2} \)
71 \( 1 + 0.248T + 71T^{2} \)
73 \( 1 - 11.5T + 73T^{2} \)
79 \( 1 + 9.76T + 79T^{2} \)
83 \( 1 - 9.68T + 83T^{2} \)
89 \( 1 - 11.3T + 89T^{2} \)
97 \( 1 + 16.4T + 97T^{2} \)
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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

−8.972357033172499193782050438771, −8.358423880483486237393002414498, −7.03941199897955743902276983643, −6.46845024148319620904504307774, −5.83382133056382188864225329274, −4.80434092928848603300564598674, −4.02076363670506975257415192206, −3.55879368643705065860750042555, −2.37191340298489634790288709821, −1.40631820763857107363054575003, 1.40631820763857107363054575003, 2.37191340298489634790288709821, 3.55879368643705065860750042555, 4.02076363670506975257415192206, 4.80434092928848603300564598674, 5.83382133056382188864225329274, 6.46845024148319620904504307774, 7.03941199897955743902276983643, 8.358423880483486237393002414498, 8.972357033172499193782050438771

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