Properties

Label 2-2415-1.1-c1-0-9
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  + 1.21·2-s − 3-s − 0.528·4-s − 5-s − 1.21·6-s − 7-s − 3.06·8-s + 9-s − 1.21·10-s − 2.26·11-s + 0.528·12-s + 4.60·13-s − 1.21·14-s + 15-s − 2.66·16-s − 4.56·17-s + 1.21·18-s − 1.01·19-s + 0.528·20-s + 21-s − 2.75·22-s + 23-s + 3.06·24-s + 25-s + 5.58·26-s − 27-s + 0.528·28-s + ⋯
L(s)  = 1  + 0.857·2-s − 0.577·3-s − 0.264·4-s − 0.447·5-s − 0.495·6-s − 0.377·7-s − 1.08·8-s + 0.333·9-s − 0.383·10-s − 0.683·11-s + 0.152·12-s + 1.27·13-s − 0.324·14-s + 0.258·15-s − 0.665·16-s − 1.10·17-s + 0.285·18-s − 0.233·19-s + 0.118·20-s + 0.218·21-s − 0.586·22-s + 0.208·23-s + 0.626·24-s + 0.200·25-s + 1.09·26-s − 0.192·27-s + 0.0998·28-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

\(L(1)\) \(\approx\) \(1.273828382\)
\(L(\frac12)\) \(\approx\) \(1.273828382\)
\(L(\frac{3}{2})\) 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 \( 1 - 1.21T + 2T^{2} \)
11 \( 1 + 2.26T + 11T^{2} \)
13 \( 1 - 4.60T + 13T^{2} \)
17 \( 1 + 4.56T + 17T^{2} \)
19 \( 1 + 1.01T + 19T^{2} \)
29 \( 1 - 3.53T + 29T^{2} \)
31 \( 1 + 8.74T + 31T^{2} \)
37 \( 1 - 5.66T + 37T^{2} \)
41 \( 1 - 12.3T + 41T^{2} \)
43 \( 1 + 10.5T + 43T^{2} \)
47 \( 1 - 8.42T + 47T^{2} \)
53 \( 1 - 3.82T + 53T^{2} \)
59 \( 1 - 4.30T + 59T^{2} \)
61 \( 1 - 5.43T + 61T^{2} \)
67 \( 1 + 3.75T + 67T^{2} \)
71 \( 1 - 12.3T + 71T^{2} \)
73 \( 1 - 8.44T + 73T^{2} \)
79 \( 1 + 5.96T + 79T^{2} \)
83 \( 1 - 6.53T + 83T^{2} \)
89 \( 1 + 2.43T + 89T^{2} \)
97 \( 1 - 13.3T + 97T^{2} \)
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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

−8.897865237704102515623681035263, −8.276395109799638342625086516561, −7.20645053704184466731136721824, −6.36765652322205466208783967422, −5.77699880535482360761583585678, −4.95984390883212149531571761690, −4.15037372500162828368787838593, −3.54352421118107154155658767173, −2.41130578451561721222589735356, −0.63767837520693802226342322899, 0.63767837520693802226342322899, 2.41130578451561721222589735356, 3.54352421118107154155658767173, 4.15037372500162828368787838593, 4.95984390883212149531571761690, 5.77699880535482360761583585678, 6.36765652322205466208783967422, 7.20645053704184466731136721824, 8.276395109799638342625086516561, 8.897865237704102515623681035263

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