Properties

Label 2-2e3-1.1-c9-0-0
Degree $2$
Conductor $8$
Sign $1$
Analytic cond. $4.12028$
Root an. cond. $2.02984$
Motivic weight $9$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 68·3-s + 1.51e3·5-s + 1.02e4·7-s − 1.50e4·9-s + 3.91e3·11-s − 1.76e5·13-s + 1.02e5·15-s + 1.48e5·17-s + 4.99e5·19-s + 6.96e5·21-s − 1.88e6·23-s + 3.26e5·25-s − 2.36e6·27-s − 9.20e5·29-s + 1.37e6·31-s + 2.66e5·33-s + 1.54e7·35-s + 5.06e6·37-s − 1.20e7·39-s − 2.41e7·41-s + 2.57e7·43-s − 2.27e7·45-s − 6.07e7·47-s + 6.46e7·49-s + 1.00e7·51-s + 2.94e7·53-s + 5.91e6·55-s + ⋯
L(s)  = 1  + 0.484·3-s + 1.08·5-s + 1.61·7-s − 0.765·9-s + 0.0806·11-s − 1.71·13-s + 0.523·15-s + 0.430·17-s + 0.879·19-s + 0.781·21-s − 1.40·23-s + 0.167·25-s − 0.855·27-s − 0.241·29-s + 0.268·31-s + 0.0390·33-s + 1.74·35-s + 0.444·37-s − 0.831·39-s − 1.33·41-s + 1.15·43-s − 0.826·45-s − 1.81·47-s + 1.60·49-s + 0.208·51-s + 0.513·53-s + 0.0871·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8\)    =    \(2^{3}\)
Sign: $1$
Analytic conductor: \(4.12028\)
Root analytic conductor: \(2.02984\)
Motivic weight: \(9\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 8,\ (\ :9/2),\ 1)\)

Particular Values

\(L(5)\) \(\approx\) \(1.979806665\)
\(L(\frac12)\) \(\approx\) \(1.979806665\)
\(L(\frac{11}{2})\) 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 \( 1 - 68 T + p^{9} T^{2} \)
5 \( 1 - 302 p T + p^{9} T^{2} \)
7 \( 1 - 1464 p T + p^{9} T^{2} \)
11 \( 1 - 356 p T + p^{9} T^{2} \)
13 \( 1 + 176594 T + p^{9} T^{2} \)
17 \( 1 - 148370 T + p^{9} T^{2} \)
19 \( 1 - 499796 T + p^{9} T^{2} \)
23 \( 1 + 1889768 T + p^{9} T^{2} \)
29 \( 1 + 920898 T + p^{9} T^{2} \)
31 \( 1 - 1379360 T + p^{9} T^{2} \)
37 \( 1 - 5064966 T + p^{9} T^{2} \)
41 \( 1 + 24100758 T + p^{9} T^{2} \)
43 \( 1 - 25785196 T + p^{9} T^{2} \)
47 \( 1 + 60790224 T + p^{9} T^{2} \)
53 \( 1 - 29496214 T + p^{9} T^{2} \)
59 \( 1 - 51819388 T + p^{9} T^{2} \)
61 \( 1 - 33426910 T + p^{9} T^{2} \)
67 \( 1 - 144856196 T + p^{9} T^{2} \)
71 \( 1 - 68397128 T + p^{9} T^{2} \)
73 \( 1 - 168216202 T + p^{9} T^{2} \)
79 \( 1 - 235398736 T + p^{9} T^{2} \)
83 \( 1 + 64639852 T + p^{9} T^{2} \)
89 \( 1 + 78782694 T + p^{9} T^{2} \)
97 \( 1 + 24113566 T + p^{9} T^{2} \)
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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

−19.91945850184182812710697230205, −17.97454881562412988200361418686, −17.10343520357264605015720414343, −14.65879360354467059714064454354, −13.97844638654680904383703005425, −11.75939171102679351923867172271, −9.768946281579728479361920887645, −7.958477089867754117418590143370, −5.29155453932789914707898677530, −2.11546748114588182149407175023, 2.11546748114588182149407175023, 5.29155453932789914707898677530, 7.958477089867754117418590143370, 9.768946281579728479361920887645, 11.75939171102679351923867172271, 13.97844638654680904383703005425, 14.65879360354467059714064454354, 17.10343520357264605015720414343, 17.97454881562412988200361418686, 19.91945850184182812710697230205

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