Properties

Label 2-2e4-1.1-c23-0-0
Degree $2$
Conductor $16$
Sign $1$
Analytic cond. $53.6326$
Root an. cond. $7.32343$
Motivic weight $23$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4.42e5·3-s − 2.22e7·5-s − 8.79e8·7-s + 1.01e11·9-s − 1.55e12·11-s + 1.97e12·13-s + 9.85e12·15-s − 2.09e14·17-s − 4.91e14·19-s + 3.88e14·21-s − 8.38e15·23-s − 1.14e16·25-s − 3.12e15·27-s + 9.20e16·29-s − 1.51e17·31-s + 6.86e17·33-s + 1.96e16·35-s + 1.71e17·37-s − 8.74e17·39-s − 4.58e17·41-s − 5.33e18·43-s − 2.25e18·45-s + 2.08e19·47-s − 2.65e19·49-s + 9.24e19·51-s + 5.59e19·53-s + 3.46e19·55-s + ⋯
L(s)  = 1  − 1.44·3-s − 0.204·5-s − 0.168·7-s + 1.07·9-s − 1.64·11-s + 0.306·13-s + 0.294·15-s − 1.48·17-s − 0.968·19-s + 0.242·21-s − 1.83·23-s − 0.958·25-s − 0.108·27-s + 1.40·29-s − 1.07·31-s + 2.36·33-s + 0.0343·35-s + 0.158·37-s − 0.440·39-s − 0.129·41-s − 0.875·43-s − 0.219·45-s + 1.22·47-s − 0.971·49-s + 2.13·51-s + 0.828·53-s + 0.335·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 16 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(24-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 16 ^{s/2} \, \Gamma_{\C}(s+23/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(16\)    =    \(2^{4}\)
Sign: $1$
Analytic conductor: \(53.6326\)
Root analytic conductor: \(7.32343\)
Motivic weight: \(23\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 16,\ (\ :23/2),\ 1)\)

Particular Values

\(L(12)\) \(\approx\) \(0.2113880869\)
\(L(\frac12)\) \(\approx\) \(0.2113880869\)
\(L(\frac{25}{2})\) 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 \( 1 + 4.42e5T + 9.41e10T^{2} \)
5 \( 1 + 2.22e7T + 1.19e16T^{2} \)
7 \( 1 + 8.79e8T + 2.73e19T^{2} \)
11 \( 1 + 1.55e12T + 8.95e23T^{2} \)
13 \( 1 - 1.97e12T + 4.17e25T^{2} \)
17 \( 1 + 2.09e14T + 1.99e28T^{2} \)
19 \( 1 + 4.91e14T + 2.57e29T^{2} \)
23 \( 1 + 8.38e15T + 2.08e31T^{2} \)
29 \( 1 - 9.20e16T + 4.31e33T^{2} \)
31 \( 1 + 1.51e17T + 2.00e34T^{2} \)
37 \( 1 - 1.71e17T + 1.17e36T^{2} \)
41 \( 1 + 4.58e17T + 1.24e37T^{2} \)
43 \( 1 + 5.33e18T + 3.71e37T^{2} \)
47 \( 1 - 2.08e19T + 2.87e38T^{2} \)
53 \( 1 - 5.59e19T + 4.55e39T^{2} \)
59 \( 1 - 9.00e19T + 5.36e40T^{2} \)
61 \( 1 - 1.75e20T + 1.15e41T^{2} \)
67 \( 1 + 3.44e20T + 9.99e41T^{2} \)
71 \( 1 - 1.58e21T + 3.79e42T^{2} \)
73 \( 1 + 2.05e20T + 7.18e42T^{2} \)
79 \( 1 - 1.20e22T + 4.42e43T^{2} \)
83 \( 1 + 2.39e21T + 1.37e44T^{2} \)
89 \( 1 + 4.69e22T + 6.85e44T^{2} \)
97 \( 1 + 6.79e22T + 4.96e45T^{2} \)
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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

−13.45167192770077593871534872369, −12.31022137225349137393726044850, −11.08837964933455262220551857746, −10.22910566989800139030292443762, −8.205806843425221516808454777909, −6.59235675492909348729885415518, −5.51927791811514047390996285072, −4.26766970509539386416334053664, −2.20380358493201778867980771090, −0.25687485062335511450238145431, 0.25687485062335511450238145431, 2.20380358493201778867980771090, 4.26766970509539386416334053664, 5.51927791811514047390996285072, 6.59235675492909348729885415518, 8.205806843425221516808454777909, 10.22910566989800139030292443762, 11.08837964933455262220551857746, 12.31022137225349137393726044850, 13.45167192770077593871534872369

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