Properties

Label 2-2e3-8.3-c22-0-5
Degree $2$
Conductor $8$
Sign $1$
Analytic cond. $24.5365$
Root an. cond. $4.95344$
Motivic weight $22$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.04e3·2-s − 1.99e5·3-s + 4.19e6·4-s + 4.07e8·6-s − 8.58e9·8-s + 8.24e9·9-s − 5.50e11·11-s − 8.34e11·12-s + 1.75e13·16-s − 4.13e13·17-s − 1.68e13·18-s − 8.64e13·19-s + 1.12e15·22-s + 1.70e15·24-s + 2.38e15·25-s + 4.60e15·27-s − 3.60e16·32-s + 1.09e17·33-s + 8.46e16·34-s + 3.45e16·36-s + 1.77e17·38-s + 2.91e17·41-s − 1.81e18·43-s − 2.30e18·44-s − 3.50e18·48-s + 3.90e18·49-s − 4.88e18·50-s + ⋯
L(s)  = 1  − 2-s − 1.12·3-s + 4-s + 1.12·6-s − 8-s + 0.262·9-s − 1.92·11-s − 1.12·12-s + 16-s − 1.20·17-s − 0.262·18-s − 0.742·19-s + 1.92·22-s + 1.12·24-s + 25-s + 0.828·27-s − 32-s + 2.16·33-s + 1.20·34-s + 0.262·36-s + 0.742·38-s + 0.529·41-s − 1.94·43-s − 1.92·44-s − 1.12·48-s + 49-s − 50-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(23-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8 ^{s/2} \, \Gamma_{\C}(s+11) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8\)    =    \(2^{3}\)
Sign: $1$
Analytic conductor: \(24.5365\)
Root analytic conductor: \(4.95344\)
Motivic weight: \(22\)
Rational: yes
Arithmetic: yes
Character: $\chi_{8} (3, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 8,\ (\ :11),\ 1)\)

Particular Values

\(L(\frac{23}{2})\) \(\approx\) \(0.3522203987\)
\(L(\frac12)\) \(\approx\) \(0.3522203987\)
\(L(12)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + p^{11} T \)
good3 \( 1 + 199058 T + p^{22} T^{2} \)
5 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
7 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
11 \( 1 + 550486028386 T + p^{22} T^{2} \)
13 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
17 \( 1 + 41341538741182 T + p^{22} T^{2} \)
19 \( 1 + 86441697072754 T + p^{22} T^{2} \)
23 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
29 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
31 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
37 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
41 \( 1 - 291475944231948914 T + p^{22} T^{2} \)
43 \( 1 + 1810527321484332514 T + p^{22} T^{2} \)
47 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
53 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
59 \( 1 - 49867838021809381118 T + p^{22} T^{2} \)
61 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
67 \( 1 - \)\(20\!\cdots\!78\)\( T + p^{22} T^{2} \)
71 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
73 \( 1 - \)\(53\!\cdots\!62\)\( T + p^{22} T^{2} \)
79 \( ( 1 - p^{11} T )( 1 + p^{11} T ) \)
83 \( 1 + \)\(24\!\cdots\!58\)\( T + p^{22} T^{2} \)
89 \( 1 - \)\(50\!\cdots\!26\)\( T + p^{22} T^{2} \)
97 \( 1 + \)\(94\!\cdots\!06\)\( T + p^{22} T^{2} \)
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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

−16.51934727995361762674984703097, −15.39030312816866866960401977996, −12.80352981437104968172643691416, −11.21771251343653378618836829975, −10.36392655492652221089458785323, −8.401272461348177170608005200558, −6.72480349901271755695849527783, −5.25173405044137644871211994545, −2.44572912472585422590700815399, −0.45062506713439186006058141062, 0.45062506713439186006058141062, 2.44572912472585422590700815399, 5.25173405044137644871211994545, 6.72480349901271755695849527783, 8.401272461348177170608005200558, 10.36392655492652221089458785323, 11.21771251343653378618836829975, 12.80352981437104968172643691416, 15.39030312816866866960401977996, 16.51934727995361762674984703097

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