Properties

Label 2-2005-1.1-c1-0-23
Degree $2$
Conductor $2005$
Sign $1$
Analytic cond. $16.0100$
Root an. cond. $4.00125$
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  − 0.667·2-s − 3.21·3-s − 1.55·4-s − 5-s + 2.14·6-s + 2.82·7-s + 2.37·8-s + 7.31·9-s + 0.667·10-s + 3.25·11-s + 4.99·12-s − 2.24·13-s − 1.88·14-s + 3.21·15-s + 1.52·16-s + 3.79·17-s − 4.88·18-s + 5.30·19-s + 1.55·20-s − 9.08·21-s − 2.17·22-s + 0.878·23-s − 7.62·24-s + 25-s + 1.49·26-s − 13.8·27-s − 4.39·28-s + ⋯
L(s)  = 1  − 0.471·2-s − 1.85·3-s − 0.777·4-s − 0.447·5-s + 0.875·6-s + 1.06·7-s + 0.838·8-s + 2.43·9-s + 0.211·10-s + 0.981·11-s + 1.44·12-s − 0.622·13-s − 0.504·14-s + 0.829·15-s + 0.381·16-s + 0.919·17-s − 1.15·18-s + 1.21·19-s + 0.347·20-s − 1.98·21-s − 0.463·22-s + 0.183·23-s − 1.55·24-s + 0.200·25-s + 0.293·26-s − 2.67·27-s − 0.831·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2005 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2005 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2005\)    =    \(5 \cdot 401\)
Sign: $1$
Analytic conductor: \(16.0100\)
Root analytic conductor: \(4.00125\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2005,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6764106453\)
\(L(\frac12)\) \(\approx\) \(0.6764106453\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + T \)
401 \( 1 - T \)
good2 \( 1 + 0.667T + 2T^{2} \)
3 \( 1 + 3.21T + 3T^{2} \)
7 \( 1 - 2.82T + 7T^{2} \)
11 \( 1 - 3.25T + 11T^{2} \)
13 \( 1 + 2.24T + 13T^{2} \)
17 \( 1 - 3.79T + 17T^{2} \)
19 \( 1 - 5.30T + 19T^{2} \)
23 \( 1 - 0.878T + 23T^{2} \)
29 \( 1 - 7.11T + 29T^{2} \)
31 \( 1 + 5.86T + 31T^{2} \)
37 \( 1 - 2.00T + 37T^{2} \)
41 \( 1 + 1.02T + 41T^{2} \)
43 \( 1 - 11.4T + 43T^{2} \)
47 \( 1 + 13.4T + 47T^{2} \)
53 \( 1 + 5.78T + 53T^{2} \)
59 \( 1 - 10.8T + 59T^{2} \)
61 \( 1 - 0.286T + 61T^{2} \)
67 \( 1 - 5.54T + 67T^{2} \)
71 \( 1 + 7.06T + 71T^{2} \)
73 \( 1 - 9.09T + 73T^{2} \)
79 \( 1 - 1.95T + 79T^{2} \)
83 \( 1 + 5.44T + 83T^{2} \)
89 \( 1 - 12.6T + 89T^{2} \)
97 \( 1 + 9.29T + 97T^{2} \)
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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

−9.429958921439797758806025059502, −8.247817941985690326354899978647, −7.55777766223232297733500529561, −6.89227747690907120534021937226, −5.79636612723551602605998608004, −5.03652133254682313213038669099, −4.63667040948873718906999285912, −3.68240029110603654440662264828, −1.45229341449627366037711914893, −0.74893579062944820788614049697, 0.74893579062944820788614049697, 1.45229341449627366037711914893, 3.68240029110603654440662264828, 4.63667040948873718906999285912, 5.03652133254682313213038669099, 5.79636612723551602605998608004, 6.89227747690907120534021937226, 7.55777766223232297733500529561, 8.247817941985690326354899978647, 9.429958921439797758806025059502

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