Properties

Label 2-12870-1.1-c1-0-20
Degree $2$
Conductor $12870$
Sign $1$
Analytic cond. $102.767$
Root an. cond. $10.1374$
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 + 4-s − 5-s + 4·7-s + 8-s − 10-s + 11-s + 13-s + 4·14-s + 16-s − 6·19-s − 20-s + 22-s − 4·23-s + 25-s + 26-s + 4·28-s + 10·29-s − 4·31-s + 32-s − 4·35-s − 4·37-s − 6·38-s − 40-s + 6·41-s + 4·43-s + 44-s + ⋯
L(s)  = 1  + 0.707·2-s + 1/2·4-s − 0.447·5-s + 1.51·7-s + 0.353·8-s − 0.316·10-s + 0.301·11-s + 0.277·13-s + 1.06·14-s + 1/4·16-s − 1.37·19-s − 0.223·20-s + 0.213·22-s − 0.834·23-s + 1/5·25-s + 0.196·26-s + 0.755·28-s + 1.85·29-s − 0.718·31-s + 0.176·32-s − 0.676·35-s − 0.657·37-s − 0.973·38-s − 0.158·40-s + 0.937·41-s + 0.609·43-s + 0.150·44-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 12870 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 12870 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(12870\)    =    \(2 \cdot 3^{2} \cdot 5 \cdot 11 \cdot 13\)
Sign: $1$
Analytic conductor: \(102.767\)
Root analytic conductor: \(10.1374\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 12870,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(4.048689880\)
\(L(\frac12)\) \(\approx\) \(4.048689880\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
3 \( 1 \)
5 \( 1 + T \)
11 \( 1 - T \)
13 \( 1 - T \)
good7 \( 1 - 4 T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 + 6 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 - 10 T + p T^{2} \)
31 \( 1 + 4 T + p T^{2} \)
37 \( 1 + 4 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 - 12 T + p T^{2} \)
61 \( 1 + 10 T + p T^{2} \)
67 \( 1 - 10 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 - 14 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 - 16 T + p T^{2} \)
89 \( 1 + 2 T + p T^{2} \)
97 \( 1 - 12 T + p T^{2} \)
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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

−16.13031170385184, −15.59248695395118, −15.06593509477649, −14.43809304208571, −14.20761845638499, −13.61383294565548, −12.72416760550260, −12.34881646824468, −11.74862678733093, −11.16323298604993, −10.79417240504792, −10.18019205239081, −9.222367127862637, −8.398374470065100, −8.154857206979183, −7.498492260430296, −6.604837034525427, −6.215877629259874, −5.201679217932833, −4.782860630359450, −4.104897346637258, −3.578557164037082, −2.406523151410575, −1.857213713438661, −0.8286984147821988, 0.8286984147821988, 1.857213713438661, 2.406523151410575, 3.578557164037082, 4.104897346637258, 4.782860630359450, 5.201679217932833, 6.215877629259874, 6.604837034525427, 7.498492260430296, 8.154857206979183, 8.398374470065100, 9.222367127862637, 10.18019205239081, 10.79417240504792, 11.16323298604993, 11.74862678733093, 12.34881646824468, 12.72416760550260, 13.61383294565548, 14.20761845638499, 14.43809304208571, 15.06593509477649, 15.59248695395118, 16.13031170385184

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