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Properties

Label 2-108-4.3-c2-0-8
Degree $2$
Conductor $108$
Sign $0.700 + 0.713i$
Analytic cond. $2.94278$
Root an. cond. $1.71545$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−1.85 + 0.756i)2-s + (2.85 − 2.80i)4-s − 1.08·5-s − 6.01i·7-s + (−3.16 + 7.34i)8-s + (2.00 − 0.817i)10-s − 17.7i·11-s + 12.4·13-s + (4.55 + 11.1i)14-s + (0.291 − 15.9i)16-s + 26.3·17-s − 5.19i·19-s + (−3.08 + 3.02i)20-s + (13.4 + 32.8i)22-s − 29.8i·23-s + ⋯
L(s)  = 1  + (−0.925 + 0.378i)2-s + (0.713 − 0.700i)4-s − 0.216·5-s − 0.859i·7-s + (−0.395 + 0.918i)8-s + (0.200 − 0.0817i)10-s − 1.61i·11-s + 0.955·13-s + (0.325 + 0.795i)14-s + (0.0182 − 0.999i)16-s + 1.55·17-s − 0.273i·19-s + (−0.154 + 0.151i)20-s + (0.609 + 1.49i)22-s − 1.29i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 108 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.700 + 0.713i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 108 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.700 + 0.713i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(108\)    =    \(2^{2} \cdot 3^{3}\)
Sign: $0.700 + 0.713i$
Analytic conductor: \(2.94278\)
Root analytic conductor: \(1.71545\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{108} (55, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 108,\ (\ :1),\ 0.700 + 0.713i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.778873 - 0.326788i\)
\(L(\frac12)\) \(\approx\) \(0.778873 - 0.326788i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (1.85 - 0.756i)T \)
3 \( 1 \)
good5 \( 1 + 1.08T + 25T^{2} \)
7 \( 1 + 6.01iT - 49T^{2} \)
11 \( 1 + 17.7iT - 121T^{2} \)
13 \( 1 - 12.4T + 169T^{2} \)
17 \( 1 - 26.3T + 289T^{2} \)
19 \( 1 + 5.19iT - 361T^{2} \)
23 \( 1 + 29.8iT - 529T^{2} \)
29 \( 1 + 4.32T + 841T^{2} \)
31 \( 1 - 44.8iT - 961T^{2} \)
37 \( 1 + 20.4T + 1.36e3T^{2} \)
41 \( 1 + 59.2T + 1.68e3T^{2} \)
43 \( 1 + 19.1iT - 1.84e3T^{2} \)
47 \( 1 - 41.0iT - 2.20e3T^{2} \)
53 \( 1 - 70.0T + 2.80e3T^{2} \)
59 \( 1 - 28.9iT - 3.48e3T^{2} \)
61 \( 1 - 18.4T + 3.72e3T^{2} \)
67 \( 1 + 94.8iT - 4.48e3T^{2} \)
71 \( 1 - 83.8iT - 5.04e3T^{2} \)
73 \( 1 - 55.8T + 5.32e3T^{2} \)
79 \( 1 - 41.0iT - 6.24e3T^{2} \)
83 \( 1 - 35.4iT - 6.88e3T^{2} \)
89 \( 1 - 26.3T + 7.92e3T^{2} \)
97 \( 1 - 76.3T + 9.40e3T^{2} \)
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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

−13.66389103193717761275633435310, −11.99183742331586692069430029149, −10.89447437147623304328939601693, −10.24583734347867563678763314653, −8.759568701739627499578848772623, −8.013378396770474817179446458214, −6.74054889543405863714129766889, −5.57929281644472085540029494791, −3.44725267755043768281430803480, −0.906628958824251358634793561754, 1.85612662493467579453232115499, 3.65476343002419862204011902697, 5.71535192076209459497135949131, 7.26853413320987642076573198191, 8.202070679685298636173494516849, 9.460142735407644260191542772812, 10.15891517653557210210134346580, 11.65999936052383601389167160090, 12.13024834166871186075512697189, 13.30683190271931658251902887884

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