Properties

Label 2-69-1.1-c7-0-24
Degree $2$
Conductor $69$
Sign $-1$
Analytic cond. $21.5545$
Root an. cond. $4.64268$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 18.2·2-s − 27·3-s + 205.·4-s − 55.2·5-s − 492.·6-s − 1.25e3·7-s + 1.40e3·8-s + 729·9-s − 1.00e3·10-s − 4.57e3·11-s − 5.53e3·12-s − 2.12e3·13-s − 2.29e4·14-s + 1.49e3·15-s − 552.·16-s − 4.07e3·17-s + 1.33e4·18-s + 1.32e4·19-s − 1.13e4·20-s + 3.39e4·21-s − 8.34e4·22-s + 1.21e4·23-s − 3.80e4·24-s − 7.50e4·25-s − 3.87e4·26-s − 1.96e4·27-s − 2.58e5·28-s + ⋯
L(s)  = 1  + 1.61·2-s − 0.577·3-s + 1.60·4-s − 0.197·5-s − 0.931·6-s − 1.38·7-s + 0.972·8-s + 0.333·9-s − 0.318·10-s − 1.03·11-s − 0.925·12-s − 0.268·13-s − 2.23·14-s + 0.114·15-s − 0.0336·16-s − 0.200·17-s + 0.537·18-s + 0.444·19-s − 0.316·20-s + 0.800·21-s − 1.67·22-s + 0.208·23-s − 0.561·24-s − 0.960·25-s − 0.432·26-s − 0.192·27-s − 2.22·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 69 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 69 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(69\)    =    \(3 \cdot 23\)
Sign: $-1$
Analytic conductor: \(21.5545\)
Root analytic conductor: \(4.64268\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 69,\ (\ :7/2),\ -1)\)

Particular Values

\(L(4)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + 27T \)
23 \( 1 - 1.21e4T \)
good2 \( 1 - 18.2T + 128T^{2} \)
5 \( 1 + 55.2T + 7.81e4T^{2} \)
7 \( 1 + 1.25e3T + 8.23e5T^{2} \)
11 \( 1 + 4.57e3T + 1.94e7T^{2} \)
13 \( 1 + 2.12e3T + 6.27e7T^{2} \)
17 \( 1 + 4.07e3T + 4.10e8T^{2} \)
19 \( 1 - 1.32e4T + 8.93e8T^{2} \)
29 \( 1 + 1.59e4T + 1.72e10T^{2} \)
31 \( 1 + 1.47e5T + 2.75e10T^{2} \)
37 \( 1 - 2.79e5T + 9.49e10T^{2} \)
41 \( 1 - 3.46e4T + 1.94e11T^{2} \)
43 \( 1 - 7.53e5T + 2.71e11T^{2} \)
47 \( 1 + 6.46e5T + 5.06e11T^{2} \)
53 \( 1 - 5.28e5T + 1.17e12T^{2} \)
59 \( 1 + 9.43e5T + 2.48e12T^{2} \)
61 \( 1 - 3.51e6T + 3.14e12T^{2} \)
67 \( 1 + 3.74e6T + 6.06e12T^{2} \)
71 \( 1 + 5.01e5T + 9.09e12T^{2} \)
73 \( 1 + 5.24e5T + 1.10e13T^{2} \)
79 \( 1 - 2.45e6T + 1.92e13T^{2} \)
83 \( 1 - 3.22e6T + 2.71e13T^{2} \)
89 \( 1 - 1.95e6T + 4.42e13T^{2} \)
97 \( 1 - 5.62e6T + 8.07e13T^{2} \)
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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

−12.90705714434074756706331653047, −12.02182226292281744104115973345, −10.87868578128414533571615551900, −9.580206149718944070940376745736, −7.39637002539725286301113543080, −6.22486204712772757264146713695, −5.29004798107548688080606984433, −3.89783279373140133343929921176, −2.66026415421870153907408770417, 0, 2.66026415421870153907408770417, 3.89783279373140133343929921176, 5.29004798107548688080606984433, 6.22486204712772757264146713695, 7.39637002539725286301113543080, 9.580206149718944070940376745736, 10.87868578128414533571615551900, 12.02182226292281744104115973345, 12.90705714434074756706331653047

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