Properties

Label 2-2005-1.1-c1-0-42
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 0.524·2-s − 2.05·3-s − 1.72·4-s − 5-s + 1.07·6-s − 2.06·7-s + 1.95·8-s + 1.21·9-s + 0.524·10-s − 4.52·11-s + 3.54·12-s + 3.32·13-s + 1.08·14-s + 2.05·15-s + 2.42·16-s + 0.669·17-s − 0.637·18-s + 6.33·19-s + 1.72·20-s + 4.23·21-s + 2.37·22-s − 6.89·23-s − 4.01·24-s + 25-s − 1.74·26-s + 3.66·27-s + 3.55·28-s + ⋯
L(s)  = 1  − 0.370·2-s − 1.18·3-s − 0.862·4-s − 0.447·5-s + 0.439·6-s − 0.779·7-s + 0.690·8-s + 0.405·9-s + 0.165·10-s − 1.36·11-s + 1.02·12-s + 0.923·13-s + 0.289·14-s + 0.530·15-s + 0.606·16-s + 0.162·17-s − 0.150·18-s + 1.45·19-s + 0.385·20-s + 0.923·21-s + 0.506·22-s − 1.43·23-s − 0.818·24-s + 0.200·25-s − 0.342·26-s + 0.705·27-s + 0.672·28-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: \(1\)
Selberg data: \((2,\ 2005,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.524T + 2T^{2} \)
3 \( 1 + 2.05T + 3T^{2} \)
7 \( 1 + 2.06T + 7T^{2} \)
11 \( 1 + 4.52T + 11T^{2} \)
13 \( 1 - 3.32T + 13T^{2} \)
17 \( 1 - 0.669T + 17T^{2} \)
19 \( 1 - 6.33T + 19T^{2} \)
23 \( 1 + 6.89T + 23T^{2} \)
29 \( 1 - 1.76T + 29T^{2} \)
31 \( 1 + 0.343T + 31T^{2} \)
37 \( 1 - 8.70T + 37T^{2} \)
41 \( 1 - 3.38T + 41T^{2} \)
43 \( 1 - 7.14T + 43T^{2} \)
47 \( 1 + 0.777T + 47T^{2} \)
53 \( 1 - 0.398T + 53T^{2} \)
59 \( 1 + 7.88T + 59T^{2} \)
61 \( 1 - 6.54T + 61T^{2} \)
67 \( 1 - 3.81T + 67T^{2} \)
71 \( 1 - 8.97T + 71T^{2} \)
73 \( 1 + 5.05T + 73T^{2} \)
79 \( 1 + 12.8T + 79T^{2} \)
83 \( 1 + 13.4T + 83T^{2} \)
89 \( 1 + 14.2T + 89T^{2} \)
97 \( 1 - 11.6T + 97T^{2} \)
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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

−8.738579908432124006560065076701, −7.965354197042291730966616518064, −7.36381081935896508914477331961, −6.11071445875398981734964389642, −5.66686091675147667966911452209, −4.82249525043254348778607027572, −3.92287417298057440980128359954, −2.89640652412510531039682358711, −0.973185990879034011111454527842, 0, 0.973185990879034011111454527842, 2.89640652412510531039682358711, 3.92287417298057440980128359954, 4.82249525043254348778607027572, 5.66686091675147667966911452209, 6.11071445875398981734964389642, 7.36381081935896508914477331961, 7.965354197042291730966616518064, 8.738579908432124006560065076701

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