Properties

Label 2-618-1.1-c1-0-5
Degree $2$
Conductor $618$
Sign $1$
Analytic cond. $4.93475$
Root an. cond. $2.22143$
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  + 2-s − 3-s + 4-s + 3.72·5-s − 6-s − 0.968·7-s + 8-s + 9-s + 3.72·10-s + 3.53·11-s − 12-s − 4.84·13-s − 0.968·14-s − 3.72·15-s + 16-s + 8.09·17-s + 18-s − 5.04·19-s + 3.72·20-s + 0.968·21-s + 3.53·22-s − 4.28·23-s − 24-s + 8.87·25-s − 4.84·26-s − 27-s − 0.968·28-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.577·3-s + 0.5·4-s + 1.66·5-s − 0.408·6-s − 0.366·7-s + 0.353·8-s + 0.333·9-s + 1.17·10-s + 1.06·11-s − 0.288·12-s − 1.34·13-s − 0.258·14-s − 0.961·15-s + 0.250·16-s + 1.96·17-s + 0.235·18-s − 1.15·19-s + 0.833·20-s + 0.211·21-s + 0.752·22-s − 0.893·23-s − 0.204·24-s + 1.77·25-s − 0.950·26-s − 0.192·27-s − 0.183·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 618 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 618 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(618\)    =    \(2 \cdot 3 \cdot 103\)
Sign: $1$
Analytic conductor: \(4.93475\)
Root analytic conductor: \(2.22143\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 618,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.446234794\)
\(L(\frac12)\) \(\approx\) \(2.446234794\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
3 \( 1 + T \)
103 \( 1 + T \)
good5 \( 1 - 3.72T + 5T^{2} \)
7 \( 1 + 0.968T + 7T^{2} \)
11 \( 1 - 3.53T + 11T^{2} \)
13 \( 1 + 4.84T + 13T^{2} \)
17 \( 1 - 8.09T + 17T^{2} \)
19 \( 1 + 5.04T + 19T^{2} \)
23 \( 1 + 4.28T + 23T^{2} \)
29 \( 1 + 5.68T + 29T^{2} \)
31 \( 1 - 7.47T + 31T^{2} \)
37 \( 1 - 6.49T + 37T^{2} \)
41 \( 1 - 1.03T + 41T^{2} \)
43 \( 1 + 5.87T + 43T^{2} \)
47 \( 1 - 6.09T + 47T^{2} \)
53 \( 1 - 10.7T + 53T^{2} \)
59 \( 1 + 9.72T + 59T^{2} \)
61 \( 1 + 7.33T + 61T^{2} \)
67 \( 1 + 1.88T + 67T^{2} \)
71 \( 1 + 12.4T + 71T^{2} \)
73 \( 1 - 4.90T + 73T^{2} \)
79 \( 1 + 1.67T + 79T^{2} \)
83 \( 1 - 2.69T + 83T^{2} \)
89 \( 1 + 14.4T + 89T^{2} \)
97 \( 1 + 3.25T + 97T^{2} \)
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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

−10.40125776857266960007038566187, −9.951345503165018995625713647641, −9.261393329985712853462522075845, −7.72302655347767009820165839132, −6.59735369065039826239752339314, −6.01766905917368950046142644674, −5.31385985570972310647654872901, −4.20255221219213973554952413751, −2.73514186374206323488220583791, −1.54618802331854911508425578119, 1.54618802331854911508425578119, 2.73514186374206323488220583791, 4.20255221219213973554952413751, 5.31385985570972310647654872901, 6.01766905917368950046142644674, 6.59735369065039826239752339314, 7.72302655347767009820165839132, 9.261393329985712853462522075845, 9.951345503165018995625713647641, 10.40125776857266960007038566187

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