Properties

Label 2-2e4-1.1-c47-0-21
Degree $2$
Conductor $16$
Sign $-1$
Analytic cond. $223.852$
Root an. cond. $14.9616$
Motivic weight $47$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.96e11·3-s + 2.06e16·5-s + 5.11e19·7-s + 1.20e22·9-s − 5.29e24·11-s − 1.25e26·13-s + 4.06e27·15-s − 4.48e28·17-s + 1.11e30·19-s + 1.00e31·21-s + 1.78e32·23-s − 2.83e32·25-s − 2.85e33·27-s − 3.05e34·29-s + 1.10e35·31-s − 1.04e36·33-s + 1.05e36·35-s + 6.20e36·37-s − 2.45e37·39-s − 3.56e37·41-s − 3.38e38·43-s + 2.49e38·45-s + 2.29e39·47-s − 2.62e39·49-s − 8.81e39·51-s − 2.95e40·53-s − 1.09e41·55-s + ⋯
L(s)  = 1  + 1.20·3-s + 0.775·5-s + 0.706·7-s + 0.454·9-s − 1.78·11-s − 0.830·13-s + 0.935·15-s − 0.544·17-s + 0.988·19-s + 0.852·21-s + 1.77·23-s − 0.398·25-s − 0.658·27-s − 1.31·29-s + 0.994·31-s − 2.15·33-s + 0.547·35-s + 0.870·37-s − 1.00·39-s − 0.448·41-s − 1.38·43-s + 0.352·45-s + 1.16·47-s − 0.500·49-s − 0.656·51-s − 0.892·53-s − 1.38·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 16 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(48-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 16 ^{s/2} \, \Gamma_{\C}(s+47/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(16\)    =    \(2^{4}\)
Sign: $-1$
Analytic conductor: \(223.852\)
Root analytic conductor: \(14.9616\)
Motivic weight: \(47\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 16,\ (\ :47/2),\ -1)\)

Particular Values

\(L(24)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{49}{2})\) 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 \( 1 - 809195804 p^{5} T + p^{47} T^{2} \)
5 \( 1 - 165359697351846 p^{3} T + p^{47} T^{2} \)
7 \( 1 - 1044344527283602504 p^{2} T + p^{47} T^{2} \)
11 \( 1 + \)\(43\!\cdots\!12\)\( p^{2} T + p^{47} T^{2} \)
13 \( 1 + \)\(74\!\cdots\!58\)\( p^{2} T + p^{47} T^{2} \)
17 \( 1 + \)\(26\!\cdots\!78\)\( p T + p^{47} T^{2} \)
19 \( 1 - \)\(58\!\cdots\!00\)\( p T + p^{47} T^{2} \)
23 \( 1 - \)\(77\!\cdots\!64\)\( p T + p^{47} T^{2} \)
29 \( 1 + \)\(30\!\cdots\!90\)\( T + p^{47} T^{2} \)
31 \( 1 - \)\(11\!\cdots\!28\)\( T + p^{47} T^{2} \)
37 \( 1 - \)\(16\!\cdots\!42\)\( p T + p^{47} T^{2} \)
41 \( 1 + \)\(86\!\cdots\!58\)\( p T + p^{47} T^{2} \)
43 \( 1 + \)\(78\!\cdots\!76\)\( p T + p^{47} T^{2} \)
47 \( 1 - \)\(22\!\cdots\!36\)\( T + p^{47} T^{2} \)
53 \( 1 + \)\(29\!\cdots\!02\)\( T + p^{47} T^{2} \)
59 \( 1 + \)\(40\!\cdots\!20\)\( T + p^{47} T^{2} \)
61 \( 1 - \)\(57\!\cdots\!42\)\( T + p^{47} T^{2} \)
67 \( 1 - \)\(18\!\cdots\!36\)\( T + p^{47} T^{2} \)
71 \( 1 + \)\(55\!\cdots\!12\)\( T + p^{47} T^{2} \)
73 \( 1 + \)\(79\!\cdots\!02\)\( T + p^{47} T^{2} \)
79 \( 1 + \)\(88\!\cdots\!40\)\( T + p^{47} T^{2} \)
83 \( 1 - \)\(73\!\cdots\!92\)\( T + p^{47} T^{2} \)
89 \( 1 + \)\(82\!\cdots\!90\)\( T + p^{47} T^{2} \)
97 \( 1 + \)\(61\!\cdots\!46\)\( T + p^{47} T^{2} \)
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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

−10.08617822685583289023026370439, −9.170993097398429030350047990961, −8.060165610416381045368652315138, −7.31769422791929664014118936470, −5.55123851445319859945722237933, −4.74258410470736826888595047576, −3.04962460000513013078800322229, −2.47943409185733294865204947404, −1.53498012929891415618983954991, 0, 1.53498012929891415618983954991, 2.47943409185733294865204947404, 3.04962460000513013078800322229, 4.74258410470736826888595047576, 5.55123851445319859945722237933, 7.31769422791929664014118936470, 8.060165610416381045368652315138, 9.170993097398429030350047990961, 10.08617822685583289023026370439

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