Properties

Label 2-2001-1.1-c1-0-31
Degree $2$
Conductor $2001$
Sign $1$
Analytic cond. $15.9780$
Root an. cond. $3.99725$
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  − 2.51·2-s − 3-s + 4.30·4-s + 2.07·5-s + 2.51·6-s − 0.329·7-s − 5.79·8-s + 9-s − 5.20·10-s + 4.89·11-s − 4.30·12-s + 2.21·13-s + 0.827·14-s − 2.07·15-s + 5.93·16-s + 4.14·17-s − 2.51·18-s + 0.434·19-s + 8.93·20-s + 0.329·21-s − 12.2·22-s + 23-s + 5.79·24-s − 0.696·25-s − 5.56·26-s − 27-s − 1.41·28-s + ⋯
L(s)  = 1  − 1.77·2-s − 0.577·3-s + 2.15·4-s + 0.927·5-s + 1.02·6-s − 0.124·7-s − 2.04·8-s + 0.333·9-s − 1.64·10-s + 1.47·11-s − 1.24·12-s + 0.614·13-s + 0.221·14-s − 0.535·15-s + 1.48·16-s + 1.00·17-s − 0.591·18-s + 0.0997·19-s + 1.99·20-s + 0.0718·21-s − 2.62·22-s + 0.208·23-s + 1.18·24-s − 0.139·25-s − 1.09·26-s − 0.192·27-s − 0.268·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2001 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2001 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2001\)    =    \(3 \cdot 23 \cdot 29\)
Sign: $1$
Analytic conductor: \(15.9780\)
Root analytic conductor: \(3.99725\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2001,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9157669624\)
\(L(\frac12)\) \(\approx\) \(0.9157669624\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + T \)
23 \( 1 - T \)
29 \( 1 + T \)
good2 \( 1 + 2.51T + 2T^{2} \)
5 \( 1 - 2.07T + 5T^{2} \)
7 \( 1 + 0.329T + 7T^{2} \)
11 \( 1 - 4.89T + 11T^{2} \)
13 \( 1 - 2.21T + 13T^{2} \)
17 \( 1 - 4.14T + 17T^{2} \)
19 \( 1 - 0.434T + 19T^{2} \)
31 \( 1 - 11.0T + 31T^{2} \)
37 \( 1 - 0.655T + 37T^{2} \)
41 \( 1 - 7.37T + 41T^{2} \)
43 \( 1 - 0.463T + 43T^{2} \)
47 \( 1 - 4.14T + 47T^{2} \)
53 \( 1 - 2.30T + 53T^{2} \)
59 \( 1 - 9.22T + 59T^{2} \)
61 \( 1 + 12.4T + 61T^{2} \)
67 \( 1 + 14.6T + 67T^{2} \)
71 \( 1 - 12.1T + 71T^{2} \)
73 \( 1 - 7.93T + 73T^{2} \)
79 \( 1 + 6.32T + 79T^{2} \)
83 \( 1 + 16.4T + 83T^{2} \)
89 \( 1 - 7.88T + 89T^{2} \)
97 \( 1 + 15.8T + 97T^{2} \)
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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

−9.391420514486406058610907740102, −8.542231752885412374541509984816, −7.75724794841458147856908706523, −6.80165756669254792788198385414, −6.28161892449500041704157172921, −5.64147875691332257730429629635, −4.18649873379842852952066763340, −2.84450399712221432342739896905, −1.58158014552732901277358062857, −0.960119216840770139771604636380, 0.960119216840770139771604636380, 1.58158014552732901277358062857, 2.84450399712221432342739896905, 4.18649873379842852952066763340, 5.64147875691332257730429629635, 6.28161892449500041704157172921, 6.80165756669254792788198385414, 7.75724794841458147856908706523, 8.542231752885412374541509984816, 9.391420514486406058610907740102

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