Properties

Label 2-68-68.67-c10-0-37
Degree $2$
Conductor $68$
Sign $1$
Analytic cond. $43.2042$
Root an. cond. $6.57299$
Motivic weight $10$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 32·2-s − 451.·3-s + 1.02e3·4-s − 1.44e4·6-s − 1.83e4·7-s + 3.27e4·8-s + 1.44e5·9-s − 7.32e4·11-s − 4.61e5·12-s − 7.42e5·13-s − 5.86e5·14-s + 1.04e6·16-s − 1.41e6·17-s + 4.62e6·18-s + 8.27e6·21-s − 2.34e6·22-s + 8.72e6·23-s − 1.47e7·24-s + 9.76e6·25-s − 2.37e7·26-s − 3.85e7·27-s − 1.87e7·28-s + 5.15e7·31-s + 3.35e7·32-s + 3.30e7·33-s − 4.54e7·34-s + 1.47e8·36-s + ⋯
L(s)  = 1  + 2-s − 1.85·3-s + 4-s − 1.85·6-s − 1.09·7-s + 8-s + 2.44·9-s − 0.455·11-s − 1.85·12-s − 1.99·13-s − 1.09·14-s + 16-s − 0.999·17-s + 2.44·18-s + 2.02·21-s − 0.455·22-s + 1.35·23-s − 1.85·24-s + 25-s − 1.99·26-s − 2.68·27-s − 1.09·28-s + 1.79·31-s + 32-s + 0.844·33-s − 0.999·34-s + 2.44·36-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 68 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(11-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 68 ^{s/2} \, \Gamma_{\C}(s+5) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(68\)    =    \(2^{2} \cdot 17\)
Sign: $1$
Analytic conductor: \(43.2042\)
Root analytic conductor: \(6.57299\)
Motivic weight: \(10\)
Rational: no
Arithmetic: yes
Character: $\chi_{68} (67, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 68,\ (\ :5),\ 1)\)

Particular Values

\(L(\frac{11}{2})\) \(\approx\) \(1.395929242\)
\(L(\frac12)\) \(\approx\) \(1.395929242\)
\(L(6)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 32T \)
17 \( 1 + 1.41e6T \)
good3 \( 1 + 451.T + 5.90e4T^{2} \)
5 \( 1 - 9.76e6T^{2} \)
7 \( 1 + 1.83e4T + 2.82e8T^{2} \)
11 \( 1 + 7.32e4T + 2.59e10T^{2} \)
13 \( 1 + 7.42e5T + 1.37e11T^{2} \)
19 \( 1 - 6.13e12T^{2} \)
23 \( 1 - 8.72e6T + 4.14e13T^{2} \)
29 \( 1 - 4.20e14T^{2} \)
31 \( 1 - 5.15e7T + 8.19e14T^{2} \)
37 \( 1 - 4.80e15T^{2} \)
41 \( 1 - 1.34e16T^{2} \)
43 \( 1 - 2.16e16T^{2} \)
47 \( 1 - 5.25e16T^{2} \)
53 \( 1 - 8.07e8T + 1.74e17T^{2} \)
59 \( 1 - 5.11e17T^{2} \)
61 \( 1 - 7.13e17T^{2} \)
67 \( 1 - 1.82e18T^{2} \)
71 \( 1 - 3.58e9T + 3.25e18T^{2} \)
73 \( 1 - 4.29e18T^{2} \)
79 \( 1 + 5.96e9T + 9.46e18T^{2} \)
83 \( 1 - 1.55e19T^{2} \)
89 \( 1 - 8.54e9T + 3.11e19T^{2} \)
97 \( 1 - 7.37e19T^{2} \)
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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

−12.57635832128367608277489824065, −11.81990826961108852546419966394, −10.71147455232044387013333683304, −9.870560953871413905444516873321, −7.11523251700564506902916567272, −6.56651524027178804588333518744, −5.27420941574072731511662012271, −4.54846684572329702367994008906, −2.63774117773464714304214533446, −0.62429920822363523484301381551, 0.62429920822363523484301381551, 2.63774117773464714304214533446, 4.54846684572329702367994008906, 5.27420941574072731511662012271, 6.56651524027178804588333518744, 7.11523251700564506902916567272, 9.870560953871413905444516873321, 10.71147455232044387013333683304, 11.81990826961108852546419966394, 12.57635832128367608277489824065

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