Properties

Label 2-17787-1.1-c1-0-12
Degree $2$
Conductor $17787$
Sign $1$
Analytic cond. $142.029$
Root an. cond. $11.9176$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 3-s − 4-s + 2·5-s − 6-s + 3·8-s + 9-s − 2·10-s − 12-s − 2·13-s + 2·15-s − 16-s − 2·17-s − 18-s − 2·20-s + 8·23-s + 3·24-s − 25-s + 2·26-s + 27-s + 6·29-s − 2·30-s + 8·31-s − 5·32-s + 2·34-s − 36-s + 6·37-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.577·3-s − 1/2·4-s + 0.894·5-s − 0.408·6-s + 1.06·8-s + 1/3·9-s − 0.632·10-s − 0.288·12-s − 0.554·13-s + 0.516·15-s − 1/4·16-s − 0.485·17-s − 0.235·18-s − 0.447·20-s + 1.66·23-s + 0.612·24-s − 1/5·25-s + 0.392·26-s + 0.192·27-s + 1.11·29-s − 0.365·30-s + 1.43·31-s − 0.883·32-s + 0.342·34-s − 1/6·36-s + 0.986·37-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 17787 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 17787 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(17787\)    =    \(3 \cdot 7^{2} \cdot 11^{2}\)
Sign: $1$
Analytic conductor: \(142.029\)
Root analytic conductor: \(11.9176\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 17787,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.044012802\)
\(L(\frac12)\) \(\approx\) \(2.044012802\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - T \)
7 \( 1 \)
11 \( 1 \)
good2 \( 1 + T + p T^{2} \)
5 \( 1 - 2 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 + p T^{2} \)
23 \( 1 - 8 T + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 - 8 T + p T^{2} \)
37 \( 1 - 6 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 - 6 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 + 2 T + p T^{2} \)
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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

−15.97485726452203, −15.07498365087478, −14.78642022042977, −14.07973935457637, −13.57461274353071, −13.22885172798431, −12.76106503611736, −11.89356906246398, −11.27012166972771, −10.37428056260053, −10.16201132830474, −9.532907469406108, −9.103289507782321, −8.531873237522727, −8.043417754758536, −7.311030202032632, −6.716525565339301, −6.049327383188480, −5.025371784402288, −4.773410203600274, −3.937325413026200, −2.935579789055321, −2.369737489874612, −1.456967865338094, −0.7045650789747930, 0.7045650789747930, 1.456967865338094, 2.369737489874612, 2.935579789055321, 3.937325413026200, 4.773410203600274, 5.025371784402288, 6.049327383188480, 6.716525565339301, 7.311030202032632, 8.043417754758536, 8.531873237522727, 9.103289507782321, 9.532907469406108, 10.16201132830474, 10.37428056260053, 11.27012166972771, 11.89356906246398, 12.76106503611736, 13.22885172798431, 13.57461274353071, 14.07973935457637, 14.78642022042977, 15.07498365087478, 15.97485726452203

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