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Properties

Label 2-108-36.31-c2-0-2
Degree $2$
Conductor $108$
Sign $-0.993 - 0.110i$
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  + (0.186 + 1.99i)2-s + (−3.93 + 0.741i)4-s + (−3.07 + 5.32i)5-s + (0.511 − 0.295i)7-s + (−2.20 − 7.68i)8-s + (−11.1 − 5.12i)10-s + (−15.1 + 8.72i)11-s + (−0.892 + 1.54i)13-s + (0.683 + 0.963i)14-s + (14.8 − 5.83i)16-s + 16.9·17-s + 19.5i·19-s + (8.13 − 23.2i)20-s + (−20.2 − 28.4i)22-s + (6.86 + 3.96i)23-s + ⋯
L(s)  = 1  + (0.0931 + 0.995i)2-s + (−0.982 + 0.185i)4-s + (−0.614 + 1.06i)5-s + (0.0730 − 0.0421i)7-s + (−0.276 − 0.961i)8-s + (−1.11 − 0.512i)10-s + (−1.37 + 0.793i)11-s + (−0.0686 + 0.118i)13-s + (0.0488 + 0.0688i)14-s + (0.931 − 0.364i)16-s + 0.995·17-s + 1.02i·19-s + (0.406 − 1.16i)20-s + (−0.918 − 1.29i)22-s + (0.298 + 0.172i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 108 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.993 - 0.110i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 108 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.993 - 0.110i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(108\)    =    \(2^{2} \cdot 3^{3}\)
Sign: $-0.993 - 0.110i$
Analytic conductor: \(2.94278\)
Root analytic conductor: \(1.71545\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{108} (91, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 108,\ (\ :1),\ -0.993 - 0.110i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.0490842 + 0.882838i\)
\(L(\frac12)\) \(\approx\) \(0.0490842 + 0.882838i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.186 - 1.99i)T \)
3 \( 1 \)
good5 \( 1 + (3.07 - 5.32i)T + (-12.5 - 21.6i)T^{2} \)
7 \( 1 + (-0.511 + 0.295i)T + (24.5 - 42.4i)T^{2} \)
11 \( 1 + (15.1 - 8.72i)T + (60.5 - 104. i)T^{2} \)
13 \( 1 + (0.892 - 1.54i)T + (-84.5 - 146. i)T^{2} \)
17 \( 1 - 16.9T + 289T^{2} \)
19 \( 1 - 19.5iT - 361T^{2} \)
23 \( 1 + (-6.86 - 3.96i)T + (264.5 + 458. i)T^{2} \)
29 \( 1 + (3.17 + 5.49i)T + (-420.5 + 728. i)T^{2} \)
31 \( 1 + (-27.6 - 15.9i)T + (480.5 + 832. i)T^{2} \)
37 \( 1 - 58.2T + 1.36e3T^{2} \)
41 \( 1 + (-2.66 + 4.62i)T + (-840.5 - 1.45e3i)T^{2} \)
43 \( 1 + (33.9 - 19.5i)T + (924.5 - 1.60e3i)T^{2} \)
47 \( 1 + (-9.64 + 5.56i)T + (1.10e3 - 1.91e3i)T^{2} \)
53 \( 1 + 35.8T + 2.80e3T^{2} \)
59 \( 1 + (-20.8 - 12.0i)T + (1.74e3 + 3.01e3i)T^{2} \)
61 \( 1 + (37.9 + 65.7i)T + (-1.86e3 + 3.22e3i)T^{2} \)
67 \( 1 + (31.8 + 18.3i)T + (2.24e3 + 3.88e3i)T^{2} \)
71 \( 1 + 87.8iT - 5.04e3T^{2} \)
73 \( 1 + 60.0T + 5.32e3T^{2} \)
79 \( 1 + (-32.1 + 18.5i)T + (3.12e3 - 5.40e3i)T^{2} \)
83 \( 1 + (-66.0 + 38.1i)T + (3.44e3 - 5.96e3i)T^{2} \)
89 \( 1 - 27.5T + 7.92e3T^{2} \)
97 \( 1 + (-13.0 - 22.6i)T + (-4.70e3 + 8.14e3i)T^{2} \)
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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

−14.31149214762831894086044567053, −13.10168202050724836755918643534, −12.06591628335374293068147561021, −10.60554900792212034184051530432, −9.719063912891518120792281083344, −7.951312949550349412807386399363, −7.51018370075326456149083773266, −6.19650410086781981319547196527, −4.79356504430288030452703278670, −3.22520660201977415540696030214, 0.65264821412231623908511162464, 2.92745591367415112590191307043, 4.54321107208873278982535913771, 5.52093997716917428650586005268, 7.899293400097362324718808981778, 8.636588961698806219412128260553, 9.876840900504361444898969961019, 11.01715053347548368724976347255, 11.92214015985464820714954992159, 12.91888745725116598165573031473

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