Properties

Label 2-888-1.1-c1-0-2
Degree $2$
Conductor $888$
Sign $1$
Analytic cond. $7.09071$
Root an. cond. $2.66283$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3-s − 3.50·5-s − 3.14·7-s + 9-s + 5.14·11-s + 3.14·13-s − 3.50·15-s + 3.08·17-s − 1.86·19-s − 3.14·21-s + 3.63·23-s + 7.28·25-s + 27-s + 3.50·29-s + 0.726·31-s + 5.14·33-s + 11.0·35-s − 37-s + 3.14·39-s + 2·41-s + 5.55·43-s − 3.50·45-s + 11.7·47-s + 2.86·49-s + 3.08·51-s + 1.68·53-s − 18.0·55-s + ⋯
L(s)  = 1  + 0.577·3-s − 1.56·5-s − 1.18·7-s + 0.333·9-s + 1.55·11-s + 0.871·13-s − 0.904·15-s + 0.749·17-s − 0.428·19-s − 0.685·21-s + 0.758·23-s + 1.45·25-s + 0.192·27-s + 0.650·29-s + 0.130·31-s + 0.894·33-s + 1.86·35-s − 0.164·37-s + 0.503·39-s + 0.312·41-s + 0.847·43-s − 0.522·45-s + 1.71·47-s + 0.409·49-s + 0.432·51-s + 0.231·53-s − 2.42·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 888 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 888 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(888\)    =    \(2^{3} \cdot 3 \cdot 37\)
Sign: $1$
Analytic conductor: \(7.09071\)
Root analytic conductor: \(2.66283\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 888,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.426995932\)
\(L(\frac12)\) \(\approx\) \(1.426995932\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 - T \)
37 \( 1 + T \)
good5 \( 1 + 3.50T + 5T^{2} \)
7 \( 1 + 3.14T + 7T^{2} \)
11 \( 1 - 5.14T + 11T^{2} \)
13 \( 1 - 3.14T + 13T^{2} \)
17 \( 1 - 3.08T + 17T^{2} \)
19 \( 1 + 1.86T + 19T^{2} \)
23 \( 1 - 3.63T + 23T^{2} \)
29 \( 1 - 3.50T + 29T^{2} \)
31 \( 1 - 0.726T + 31T^{2} \)
41 \( 1 - 2T + 41T^{2} \)
43 \( 1 - 5.55T + 43T^{2} \)
47 \( 1 - 11.7T + 47T^{2} \)
53 \( 1 - 1.68T + 53T^{2} \)
59 \( 1 - 14.2T + 59T^{2} \)
61 \( 1 + 6T + 61T^{2} \)
67 \( 1 + 3.55T + 67T^{2} \)
71 \( 1 + 14.0T + 71T^{2} \)
73 \( 1 + 10.6T + 73T^{2} \)
79 \( 1 - 7.73T + 79T^{2} \)
83 \( 1 + 8.87T + 83T^{2} \)
89 \( 1 - 11.6T + 89T^{2} \)
97 \( 1 + 10.4T + 97T^{2} \)
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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

−10.06231107582857723563084528294, −9.005265989722145881406549123805, −8.649289350370241724490948080258, −7.53557902824715732623056730331, −6.87223543778920493057856843566, −6.00368065105927930086907282004, −4.30156304877550679324289641331, −3.74684073735669892405138841546, −2.99773605905308709412462327131, −0.969358935085209964984366932343, 0.969358935085209964984366932343, 2.99773605905308709412462327131, 3.74684073735669892405138841546, 4.30156304877550679324289641331, 6.00368065105927930086907282004, 6.87223543778920493057856843566, 7.53557902824715732623056730331, 8.649289350370241724490948080258, 9.005265989722145881406549123805, 10.06231107582857723563084528294

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