Properties

Label 2-73-73.18-c1-0-3
Degree $2$
Conductor $73$
Sign $0.536 + 0.843i$
Analytic cond. $0.582907$
Root an. cond. $0.763484$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−0.258 − 0.216i)2-s + (0.356 − 0.617i)3-s + (−0.327 − 1.85i)4-s + (−1.04 − 1.24i)5-s + (−0.225 + 0.0821i)6-s + (2.10 + 1.21i)7-s + (−0.655 + 1.13i)8-s + (1.24 + 2.15i)9-s + 0.546i·10-s + (−0.682 − 0.813i)11-s + (−1.26 − 0.459i)12-s + (0.425 + 1.16i)13-s + (−0.280 − 0.770i)14-s + (−1.13 + 0.200i)15-s + (−3.13 + 1.13i)16-s + (−0.818 + 0.472i)17-s + ⋯
L(s)  = 1  + (−0.182 − 0.153i)2-s + (0.205 − 0.356i)3-s + (−0.163 − 0.928i)4-s + (−0.466 − 0.555i)5-s + (−0.0921 + 0.0335i)6-s + (0.795 + 0.459i)7-s + (−0.231 + 0.401i)8-s + (0.415 + 0.719i)9-s + 0.172i·10-s + (−0.205 − 0.245i)11-s + (−0.364 − 0.132i)12-s + (0.117 + 0.324i)13-s + (−0.0749 − 0.205i)14-s + (−0.294 + 0.0518i)15-s + (−0.782 + 0.284i)16-s + (−0.198 + 0.114i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 73 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.536 + 0.843i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 73 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.536 + 0.843i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(73\)
Sign: $0.536 + 0.843i$
Analytic conductor: \(0.582907\)
Root analytic conductor: \(0.763484\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{73} (18, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 73,\ (\ :1/2),\ 0.536 + 0.843i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.762745 - 0.418755i\)
\(L(\frac12)\) \(\approx\) \(0.762745 - 0.418755i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad73 \( 1 + (-8.53 + 0.262i)T \)
good2 \( 1 + (0.258 + 0.216i)T + (0.347 + 1.96i)T^{2} \)
3 \( 1 + (-0.356 + 0.617i)T + (-1.5 - 2.59i)T^{2} \)
5 \( 1 + (1.04 + 1.24i)T + (-0.868 + 4.92i)T^{2} \)
7 \( 1 + (-2.10 - 1.21i)T + (3.5 + 6.06i)T^{2} \)
11 \( 1 + (0.682 + 0.813i)T + (-1.91 + 10.8i)T^{2} \)
13 \( 1 + (-0.425 - 1.16i)T + (-9.95 + 8.35i)T^{2} \)
17 \( 1 + (0.818 - 0.472i)T + (8.5 - 14.7i)T^{2} \)
19 \( 1 + (-3.03 - 2.54i)T + (3.29 + 18.7i)T^{2} \)
23 \( 1 + (5.37 - 4.51i)T + (3.99 - 22.6i)T^{2} \)
29 \( 1 + (-3.08 + 3.67i)T + (-5.03 - 28.5i)T^{2} \)
31 \( 1 + (4.95 + 0.873i)T + (29.1 + 10.6i)T^{2} \)
37 \( 1 + (-3.54 + 2.97i)T + (6.42 - 36.4i)T^{2} \)
41 \( 1 + (11.4 + 4.15i)T + (31.4 + 26.3i)T^{2} \)
43 \( 1 + (-7.15 - 4.13i)T + (21.5 + 37.2i)T^{2} \)
47 \( 1 + (2.07 - 5.69i)T + (-36.0 - 30.2i)T^{2} \)
53 \( 1 + (-2.21 + 2.63i)T + (-9.20 - 52.1i)T^{2} \)
59 \( 1 + (-1.69 - 4.66i)T + (-45.1 + 37.9i)T^{2} \)
61 \( 1 + (12.9 + 4.72i)T + (46.7 + 39.2i)T^{2} \)
67 \( 1 + (9.25 - 3.36i)T + (51.3 - 43.0i)T^{2} \)
71 \( 1 + (1.17 + 0.987i)T + (12.3 + 69.9i)T^{2} \)
79 \( 1 + (8.25 - 3.00i)T + (60.5 - 50.7i)T^{2} \)
83 \( 1 + 8.42iT - 83T^{2} \)
89 \( 1 + (0.119 - 0.0436i)T + (68.1 - 57.2i)T^{2} \)
97 \( 1 + (-2.66 - 4.61i)T + (-48.5 + 84.0i)T^{2} \)
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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

−14.31388657139288414616111662680, −13.54293997826837191357106893339, −12.13572745904189947349310119227, −11.15795938800732052536452319147, −9.944873514493525905116967768014, −8.635482061642704819517839403581, −7.69800377247524656615135625707, −5.79570095267181107414575169850, −4.57724690432587544107081231783, −1.79127704656411945883154325886, 3.30469638809925891314143186394, 4.54371680990307077689560334977, 6.87678939602643512064534268872, 7.80491402705472144509452476268, 8.953451709858649997544757535220, 10.31640099287008377079699219855, 11.52709677127676911971636805849, 12.52756150646010879103364408258, 13.80236647115812895392157526848, 14.94025034375311745491282858249

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