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Properties

Label 2-108-36.31-c2-0-7
Degree $2$
Conductor $108$
Sign $0.998 - 0.0552i$
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  + (1.93 + 0.511i)2-s + (3.47 + 1.97i)4-s + (4.03 − 6.98i)5-s + (−3.90 + 2.25i)7-s + (5.71 + 5.60i)8-s + (11.3 − 11.4i)10-s + (−3.25 + 1.88i)11-s + (−3.52 + 6.10i)13-s + (−8.69 + 2.36i)14-s + (8.17 + 13.7i)16-s − 0.517·17-s + 16.4i·19-s + (27.8 − 16.3i)20-s + (−7.26 + 1.97i)22-s + (−27.7 − 15.9i)23-s + ⋯
L(s)  = 1  + (0.966 + 0.255i)2-s + (0.869 + 0.494i)4-s + (0.806 − 1.39i)5-s + (−0.557 + 0.321i)7-s + (0.713 + 0.700i)8-s + (1.13 − 1.14i)10-s + (−0.296 + 0.171i)11-s + (−0.271 + 0.469i)13-s + (−0.621 + 0.168i)14-s + (0.511 + 0.859i)16-s − 0.0304·17-s + 0.864i·19-s + (1.39 − 0.815i)20-s + (−0.330 + 0.0896i)22-s + (−1.20 − 0.695i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 108 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.998 - 0.0552i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 108 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.998 - 0.0552i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(108\)    =    \(2^{2} \cdot 3^{3}\)
Sign: $0.998 - 0.0552i$
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: \((2,\ 108,\ (\ :1),\ 0.998 - 0.0552i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(2.41215 + 0.0667008i\)
\(L(\frac12)\) \(\approx\) \(2.41215 + 0.0667008i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-1.93 - 0.511i)T \)
3 \( 1 \)
good5 \( 1 + (-4.03 + 6.98i)T + (-12.5 - 21.6i)T^{2} \)
7 \( 1 + (3.90 - 2.25i)T + (24.5 - 42.4i)T^{2} \)
11 \( 1 + (3.25 - 1.88i)T + (60.5 - 104. i)T^{2} \)
13 \( 1 + (3.52 - 6.10i)T + (-84.5 - 146. i)T^{2} \)
17 \( 1 + 0.517T + 289T^{2} \)
19 \( 1 - 16.4iT - 361T^{2} \)
23 \( 1 + (27.7 + 15.9i)T + (264.5 + 458. i)T^{2} \)
29 \( 1 + (9.48 + 16.4i)T + (-420.5 + 728. i)T^{2} \)
31 \( 1 + (13.1 + 7.58i)T + (480.5 + 832. i)T^{2} \)
37 \( 1 - 0.592T + 1.36e3T^{2} \)
41 \( 1 + (12.3 - 21.4i)T + (-840.5 - 1.45e3i)T^{2} \)
43 \( 1 + (-27.8 + 16.0i)T + (924.5 - 1.60e3i)T^{2} \)
47 \( 1 + (-52.4 + 30.2i)T + (1.10e3 - 1.91e3i)T^{2} \)
53 \( 1 - 0.664T + 2.80e3T^{2} \)
59 \( 1 + (-30.5 - 17.6i)T + (1.74e3 + 3.01e3i)T^{2} \)
61 \( 1 + (-33.7 - 58.4i)T + (-1.86e3 + 3.22e3i)T^{2} \)
67 \( 1 + (74.4 + 42.9i)T + (2.24e3 + 3.88e3i)T^{2} \)
71 \( 1 + 56.4iT - 5.04e3T^{2} \)
73 \( 1 - 131.T + 5.32e3T^{2} \)
79 \( 1 + (-126. + 73.2i)T + (3.12e3 - 5.40e3i)T^{2} \)
83 \( 1 + (87.1 - 50.2i)T + (3.44e3 - 5.96e3i)T^{2} \)
89 \( 1 - 25.8T + 7.92e3T^{2} \)
97 \( 1 + (48.2 + 83.5i)T + (-4.70e3 + 8.14e3i)T^{2} \)
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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

−13.39436312607062602640502414258, −12.56942316592647186553620841738, −11.95765935204822006584263752241, −10.25723566422469461473863379247, −9.125087980184593831932152797275, −7.900386126115795482313095759688, −6.26768008164503028860761021338, −5.39764085965707006277029392572, −4.16807801295141404521366632360, −2.11785979711276322974283643624, 2.41419398628813141766989360955, 3.56555384082555777691372785635, 5.46812120106627232328180055858, 6.50503903843277298688683742791, 7.41423833244228633778436216296, 9.670381083623423451387667227975, 10.47894248944028022161083930517, 11.26146812701962823556462750772, 12.64360442745443232132112530829, 13.60310051357388997575180864599

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