Properties

Label 2-57-1.1-c5-0-1
Degree $2$
Conductor $57$
Sign $1$
Analytic cond. $9.14187$
Root an. cond. $3.02355$
Motivic weight $5$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·2-s + 9·3-s − 28·4-s − 98·5-s − 18·6-s + 240·7-s + 120·8-s + 81·9-s + 196·10-s + 336·11-s − 252·12-s + 342·13-s − 480·14-s − 882·15-s + 656·16-s − 6·17-s − 162·18-s − 361·19-s + 2.74e3·20-s + 2.16e3·21-s − 672·22-s + 2.83e3·23-s + 1.08e3·24-s + 6.47e3·25-s − 684·26-s + 729·27-s − 6.72e3·28-s + ⋯
L(s)  = 1  − 0.353·2-s + 0.577·3-s − 7/8·4-s − 1.75·5-s − 0.204·6-s + 1.85·7-s + 0.662·8-s + 1/3·9-s + 0.619·10-s + 0.837·11-s − 0.505·12-s + 0.561·13-s − 0.654·14-s − 1.01·15-s + 0.640·16-s − 0.00503·17-s − 0.117·18-s − 0.229·19-s + 1.53·20-s + 1.06·21-s − 0.296·22-s + 1.11·23-s + 0.382·24-s + 2.07·25-s − 0.198·26-s + 0.192·27-s − 1.61·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 57 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 57 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(57\)    =    \(3 \cdot 19\)
Sign: $1$
Analytic conductor: \(9.14187\)
Root analytic conductor: \(3.02355\)
Motivic weight: \(5\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 57,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(1.334345761\)
\(L(\frac12)\) \(\approx\) \(1.334345761\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - p^{2} T \)
19 \( 1 + p^{2} T \)
good2 \( 1 + p T + p^{5} T^{2} \)
5 \( 1 + 98 T + p^{5} T^{2} \)
7 \( 1 - 240 T + p^{5} T^{2} \)
11 \( 1 - 336 T + p^{5} T^{2} \)
13 \( 1 - 342 T + p^{5} T^{2} \)
17 \( 1 + 6 T + p^{5} T^{2} \)
23 \( 1 - 2836 T + p^{5} T^{2} \)
29 \( 1 + 5902 T + p^{5} T^{2} \)
31 \( 1 - 2744 T + p^{5} T^{2} \)
37 \( 1 - 13670 T + p^{5} T^{2} \)
41 \( 1 - 10990 T + p^{5} T^{2} \)
43 \( 1 + 4996 T + p^{5} T^{2} \)
47 \( 1 + 17124 T + p^{5} T^{2} \)
53 \( 1 + 4470 T + p^{5} T^{2} \)
59 \( 1 - 26292 T + p^{5} T^{2} \)
61 \( 1 - 29134 T + p^{5} T^{2} \)
67 \( 1 + 42052 T + p^{5} T^{2} \)
71 \( 1 + 26112 T + p^{5} T^{2} \)
73 \( 1 + 49046 T + p^{5} T^{2} \)
79 \( 1 - 79056 T + p^{5} T^{2} \)
83 \( 1 - 9472 T + p^{5} T^{2} \)
89 \( 1 - 82894 T + p^{5} T^{2} \)
97 \( 1 - 39850 T + p^{5} T^{2} \)
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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

−14.68236812536588713619393565380, −13.16120601196797308680278749577, −11.69496600482320090524374185853, −10.96411592285791878750390509379, −9.029256577003613052442722022834, −8.220371441798017620807143184428, −7.52469752671922012077351601111, −4.71686862579217307184752488671, −3.87236526456255497082805727676, −1.08188733810811448422101517028, 1.08188733810811448422101517028, 3.87236526456255497082805727676, 4.71686862579217307184752488671, 7.52469752671922012077351601111, 8.220371441798017620807143184428, 9.029256577003613052442722022834, 10.96411592285791878750390509379, 11.69496600482320090524374185853, 13.16120601196797308680278749577, 14.68236812536588713619393565380

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