Properties

Label 2-2-1.1-c81-0-2
Degree $2$
Conductor $2$
Sign $1$
Analytic cond. $83.1002$
Root an. cond. $9.11593$
Motivic weight $81$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.09e12·2-s − 4.08e19·3-s + 1.20e24·4-s + 2.59e28·5-s − 4.48e31·6-s + 1.64e34·7-s + 1.32e36·8-s + 1.22e39·9-s + 2.85e40·10-s + 2.10e42·11-s − 4.93e43·12-s + 6.02e44·13-s + 1.81e46·14-s − 1.05e48·15-s + 1.46e48·16-s + 6.31e49·17-s + 1.34e51·18-s + 2.57e51·19-s + 3.13e52·20-s − 6.72e53·21-s + 2.31e54·22-s + 8.80e54·23-s − 5.42e55·24-s + 2.60e56·25-s + 6.62e56·26-s − 3.17e58·27-s + 1.99e58·28-s + ⋯
L(s)  = 1  + 0.707·2-s − 1.93·3-s + 0.5·4-s + 1.27·5-s − 1.37·6-s + 0.977·7-s + 0.353·8-s + 2.75·9-s + 0.902·10-s + 1.40·11-s − 0.969·12-s + 0.462·13-s + 0.691·14-s − 2.47·15-s + 0.250·16-s + 0.927·17-s + 1.94·18-s + 0.417·19-s + 0.638·20-s − 1.89·21-s + 0.991·22-s + 0.623·23-s − 0.685·24-s + 0.628·25-s + 0.327·26-s − 3.40·27-s + 0.488·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(82-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2 ^{s/2} \, \Gamma_{\C}(s+81/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2\)
Sign: $1$
Analytic conductor: \(83.1002\)
Root analytic conductor: \(9.11593\)
Motivic weight: \(81\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2,\ (\ :81/2),\ 1)\)

Particular Values

\(L(41)\) \(\approx\) \(3.430038071\)
\(L(\frac12)\) \(\approx\) \(3.430038071\)
\(L(\frac{83}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 1.09e12T \)
good3 \( 1 + 4.08e19T + 4.43e38T^{2} \)
5 \( 1 - 2.59e28T + 4.13e56T^{2} \)
7 \( 1 - 1.64e34T + 2.83e68T^{2} \)
11 \( 1 - 2.10e42T + 2.25e84T^{2} \)
13 \( 1 - 6.02e44T + 1.69e90T^{2} \)
17 \( 1 - 6.31e49T + 4.63e99T^{2} \)
19 \( 1 - 2.57e51T + 3.79e103T^{2} \)
23 \( 1 - 8.80e54T + 1.99e110T^{2} \)
29 \( 1 + 2.59e59T + 2.84e118T^{2} \)
31 \( 1 + 7.51e59T + 6.31e120T^{2} \)
37 \( 1 - 3.27e63T + 1.05e127T^{2} \)
41 \( 1 - 5.29e64T + 4.32e130T^{2} \)
43 \( 1 + 7.79e65T + 2.04e132T^{2} \)
47 \( 1 - 1.36e67T + 2.75e135T^{2} \)
53 \( 1 - 9.04e69T + 4.63e139T^{2} \)
59 \( 1 - 2.63e71T + 2.74e143T^{2} \)
61 \( 1 - 2.00e72T + 4.08e144T^{2} \)
67 \( 1 + 1.04e74T + 8.16e147T^{2} \)
71 \( 1 + 6.00e73T + 8.95e149T^{2} \)
73 \( 1 - 1.61e75T + 8.49e150T^{2} \)
79 \( 1 + 7.95e76T + 5.10e153T^{2} \)
83 \( 1 + 8.38e77T + 2.78e155T^{2} \)
89 \( 1 + 1.88e78T + 7.95e157T^{2} \)
97 \( 1 + 3.96e80T + 8.48e160T^{2} \)
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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

−13.18786254457292754268156812743, −11.84679657610642598384438310409, −11.04343429402192610029217130850, −9.703172740727892443007957072052, −7.06172054261726660448778580391, −5.90454407952346430133305049148, −5.35298506312240518733494336163, −4.09308719670146413002772945969, −1.66027834677990205904022508826, −1.07905802816476386157795905783, 1.07905802816476386157795905783, 1.66027834677990205904022508826, 4.09308719670146413002772945969, 5.35298506312240518733494336163, 5.90454407952346430133305049148, 7.06172054261726660448778580391, 9.703172740727892443007957072052, 11.04343429402192610029217130850, 11.84679657610642598384438310409, 13.18786254457292754268156812743

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