Properties

Label 2-115-1.1-c5-0-7
Degree $2$
Conductor $115$
Sign $1$
Analytic cond. $18.4441$
Root an. cond. $4.29466$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 8.88·2-s − 9.77·3-s + 46.9·4-s + 25·5-s + 86.8·6-s + 148.·7-s − 132.·8-s − 147.·9-s − 222.·10-s + 725.·11-s − 458.·12-s − 409.·13-s − 1.32e3·14-s − 244.·15-s − 323.·16-s − 1.82e3·17-s + 1.30e3·18-s + 1.08e3·19-s + 1.17e3·20-s − 1.45e3·21-s − 6.44e3·22-s − 529·23-s + 1.29e3·24-s + 625·25-s + 3.63e3·26-s + 3.81e3·27-s + 6.99e3·28-s + ⋯
L(s)  = 1  − 1.57·2-s − 0.627·3-s + 1.46·4-s + 0.447·5-s + 0.984·6-s + 1.14·7-s − 0.732·8-s − 0.606·9-s − 0.702·10-s + 1.80·11-s − 0.919·12-s − 0.671·13-s − 1.80·14-s − 0.280·15-s − 0.315·16-s − 1.53·17-s + 0.952·18-s + 0.690·19-s + 0.655·20-s − 0.720·21-s − 2.83·22-s − 0.208·23-s + 0.459·24-s + 0.200·25-s + 1.05·26-s + 1.00·27-s + 1.68·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 115 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 115 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(115\)    =    \(5 \cdot 23\)
Sign: $1$
Analytic conductor: \(18.4441\)
Root analytic conductor: \(4.29466\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 115,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(0.7956928795\)
\(L(\frac12)\) \(\approx\) \(0.7956928795\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 - 25T \)
23 \( 1 + 529T \)
good2 \( 1 + 8.88T + 32T^{2} \)
3 \( 1 + 9.77T + 243T^{2} \)
7 \( 1 - 148.T + 1.68e4T^{2} \)
11 \( 1 - 725.T + 1.61e5T^{2} \)
13 \( 1 + 409.T + 3.71e5T^{2} \)
17 \( 1 + 1.82e3T + 1.41e6T^{2} \)
19 \( 1 - 1.08e3T + 2.47e6T^{2} \)
29 \( 1 - 856.T + 2.05e7T^{2} \)
31 \( 1 - 3.01e3T + 2.86e7T^{2} \)
37 \( 1 + 7.51e3T + 6.93e7T^{2} \)
41 \( 1 - 1.33e4T + 1.15e8T^{2} \)
43 \( 1 + 3.50e3T + 1.47e8T^{2} \)
47 \( 1 - 2.93e4T + 2.29e8T^{2} \)
53 \( 1 + 1.43e4T + 4.18e8T^{2} \)
59 \( 1 - 3.04e4T + 7.14e8T^{2} \)
61 \( 1 - 2.37e4T + 8.44e8T^{2} \)
67 \( 1 + 4.83e4T + 1.35e9T^{2} \)
71 \( 1 + 4.23e3T + 1.80e9T^{2} \)
73 \( 1 + 7.80e4T + 2.07e9T^{2} \)
79 \( 1 - 5.12e4T + 3.07e9T^{2} \)
83 \( 1 - 8.77e4T + 3.93e9T^{2} \)
89 \( 1 - 6.61e4T + 5.58e9T^{2} \)
97 \( 1 - 1.34e5T + 8.58e9T^{2} \)
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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

−11.92209701152694488644855097908, −11.41490097512925363654984903293, −10.49032986094663879231557148182, −9.225032243275025489295001464178, −8.636946420906433039146131960814, −7.27354182411802884293408759278, −6.22141898177385820633208870397, −4.64887986146833642794491643277, −2.07581304571033395672063556741, −0.836506830287488842400384665966, 0.836506830287488842400384665966, 2.07581304571033395672063556741, 4.64887986146833642794491643277, 6.22141898177385820633208870397, 7.27354182411802884293408759278, 8.636946420906433039146131960814, 9.225032243275025489295001464178, 10.49032986094663879231557148182, 11.41490097512925363654984903293, 11.92209701152694488644855097908

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