Properties

Label 2-2e4-1.1-c13-0-2
Degree $2$
Conductor $16$
Sign $1$
Analytic cond. $17.1569$
Root an. cond. $4.14209$
Motivic weight $13$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.83e3·3-s + 3.99e3·5-s + 4.33e5·7-s + 1.77e6·9-s − 1.61e6·11-s − 1.08e7·13-s + 7.32e6·15-s + 6.05e7·17-s + 2.43e8·19-s + 7.95e8·21-s + 6.06e8·23-s − 1.20e9·25-s + 3.34e8·27-s + 5.25e9·29-s + 1.82e9·31-s − 2.97e9·33-s + 1.72e9·35-s − 3.00e9·37-s − 1.99e10·39-s − 4.97e10·41-s − 5.87e10·43-s + 7.08e9·45-s + 4.20e10·47-s + 9.09e10·49-s + 1.11e11·51-s − 1.81e11·53-s − 6.46e9·55-s + ⋯
L(s)  = 1  + 1.45·3-s + 0.114·5-s + 1.39·7-s + 1.11·9-s − 0.275·11-s − 0.625·13-s + 0.166·15-s + 0.608·17-s + 1.18·19-s + 2.02·21-s + 0.853·23-s − 0.986·25-s + 0.166·27-s + 1.64·29-s + 0.369·31-s − 0.400·33-s + 0.159·35-s − 0.192·37-s − 0.908·39-s − 1.63·41-s − 1.41·43-s + 0.127·45-s + 0.569·47-s + 0.938·49-s + 0.884·51-s − 1.12·53-s − 0.0314·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 16 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(14-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 16 ^{s/2} \, \Gamma_{\C}(s+13/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(16\)    =    \(2^{4}\)
Sign: $1$
Analytic conductor: \(17.1569\)
Root analytic conductor: \(4.14209\)
Motivic weight: \(13\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 16,\ (\ :13/2),\ 1)\)

Particular Values

\(L(7)\) \(\approx\) \(3.471872560\)
\(L(\frac12)\) \(\approx\) \(3.471872560\)
\(L(\frac{15}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
good3 \( 1 - 68 p^{3} T + p^{13} T^{2} \)
5 \( 1 - 798 p T + p^{13} T^{2} \)
7 \( 1 - 433432 T + p^{13} T^{2} \)
11 \( 1 + 147252 p T + p^{13} T^{2} \)
13 \( 1 + 10878466 T + p^{13} T^{2} \)
17 \( 1 - 60569298 T + p^{13} T^{2} \)
19 \( 1 - 243131740 T + p^{13} T^{2} \)
23 \( 1 - 606096456 T + p^{13} T^{2} \)
29 \( 1 - 181332390 p T + p^{13} T^{2} \)
31 \( 1 - 1824312928 T + p^{13} T^{2} \)
37 \( 1 + 3005875402 T + p^{13} T^{2} \)
41 \( 1 + 49704880758 T + p^{13} T^{2} \)
43 \( 1 + 58766693084 T + p^{13} T^{2} \)
47 \( 1 - 42095878032 T + p^{13} T^{2} \)
53 \( 1 + 181140755706 T + p^{13} T^{2} \)
59 \( 1 + 206730587820 T + p^{13} T^{2} \)
61 \( 1 + 124479015058 T + p^{13} T^{2} \)
67 \( 1 + 95665133588 T + p^{13} T^{2} \)
71 \( 1 - 371436487128 T + p^{13} T^{2} \)
73 \( 1 + 1800576064726 T + p^{13} T^{2} \)
79 \( 1 + 1557932091920 T + p^{13} T^{2} \)
83 \( 1 + 2492790917604 T + p^{13} T^{2} \)
89 \( 1 - 2994235754490 T + p^{13} T^{2} \)
97 \( 1 - 4382492665058 T + p^{13} T^{2} \)
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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

−15.47692787667244616530681597775, −14.43882822513885157922511485792, −13.65534493998788428421583708719, −11.81433028548040862542192349705, −9.970515283868800473717891376329, −8.494965493389112178621067350087, −7.54734228724486521821640464761, −4.91738094808393375782857534035, −3.03462661812754471224571336652, −1.56990393991772904785711319441, 1.56990393991772904785711319441, 3.03462661812754471224571336652, 4.91738094808393375782857534035, 7.54734228724486521821640464761, 8.494965493389112178621067350087, 9.970515283868800473717891376329, 11.81433028548040862542192349705, 13.65534493998788428421583708719, 14.43882822513885157922511485792, 15.47692787667244616530681597775

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