Properties

Label 2-403-1.1-c1-0-19
Degree $2$
Conductor $403$
Sign $1$
Analytic cond. $3.21797$
Root an. cond. $1.79387$
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  + 1.39·2-s + 2.70·3-s − 0.0639·4-s − 0.456·5-s + 3.76·6-s + 1.81·7-s − 2.87·8-s + 4.33·9-s − 0.635·10-s + 1.42·11-s − 0.173·12-s − 13-s + 2.52·14-s − 1.23·15-s − 3.86·16-s − 0.961·17-s + 6.03·18-s + 0.499·19-s + 0.0292·20-s + 4.90·21-s + 1.98·22-s − 3.09·23-s − 7.78·24-s − 4.79·25-s − 1.39·26-s + 3.62·27-s − 0.115·28-s + ⋯
L(s)  = 1  + 0.983·2-s + 1.56·3-s − 0.0319·4-s − 0.204·5-s + 1.53·6-s + 0.684·7-s − 1.01·8-s + 1.44·9-s − 0.201·10-s + 0.431·11-s − 0.0500·12-s − 0.277·13-s + 0.673·14-s − 0.319·15-s − 0.966·16-s − 0.233·17-s + 1.42·18-s + 0.114·19-s + 0.00653·20-s + 1.07·21-s + 0.424·22-s − 0.644·23-s − 1.58·24-s − 0.958·25-s − 0.272·26-s + 0.698·27-s − 0.0219·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 403 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 403 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(403\)    =    \(13 \cdot 31\)
Sign: $1$
Analytic conductor: \(3.21797\)
Root analytic conductor: \(1.79387\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 403,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.115781155\)
\(L(\frac12)\) \(\approx\) \(3.115781155\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad13 \( 1 + T \)
31 \( 1 - T \)
good2 \( 1 - 1.39T + 2T^{2} \)
3 \( 1 - 2.70T + 3T^{2} \)
5 \( 1 + 0.456T + 5T^{2} \)
7 \( 1 - 1.81T + 7T^{2} \)
11 \( 1 - 1.42T + 11T^{2} \)
17 \( 1 + 0.961T + 17T^{2} \)
19 \( 1 - 0.499T + 19T^{2} \)
23 \( 1 + 3.09T + 23T^{2} \)
29 \( 1 - 5.07T + 29T^{2} \)
37 \( 1 + 4.42T + 37T^{2} \)
41 \( 1 + 9.16T + 41T^{2} \)
43 \( 1 + 4.01T + 43T^{2} \)
47 \( 1 - 8.75T + 47T^{2} \)
53 \( 1 - 2.71T + 53T^{2} \)
59 \( 1 + 2.24T + 59T^{2} \)
61 \( 1 + 7.10T + 61T^{2} \)
67 \( 1 + 1.55T + 67T^{2} \)
71 \( 1 - 15.5T + 71T^{2} \)
73 \( 1 - 9.21T + 73T^{2} \)
79 \( 1 - 3.36T + 79T^{2} \)
83 \( 1 + 0.812T + 83T^{2} \)
89 \( 1 - 3.96T + 89T^{2} \)
97 \( 1 - 14.8T + 97T^{2} \)
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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

−11.63970618787185733555117381783, −10.17920066150743349523398507775, −9.237031438456811547360190610808, −8.487631395910216202127464349560, −7.75802650472162642865578857830, −6.50739093008637731582180958026, −5.09717185831902291759656185891, −4.12668987108114259316458270442, −3.32394840403678948437393284703, −2.08649918029016325417391065340, 2.08649918029016325417391065340, 3.32394840403678948437393284703, 4.12668987108114259316458270442, 5.09717185831902291759656185891, 6.50739093008637731582180958026, 7.75802650472162642865578857830, 8.487631395910216202127464349560, 9.237031438456811547360190610808, 10.17920066150743349523398507775, 11.63970618787185733555117381783

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