Properties

Label 2-72-72.29-c2-0-6
Degree $2$
Conductor $72$
Sign $0.247 - 0.968i$
Analytic cond. $1.96185$
Root an. cond. $1.40066$
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  + (1.86 + 0.724i)2-s + (−2.13 + 2.10i)3-s + (2.95 + 2.69i)4-s + (0.693 + 1.20i)5-s + (−5.50 + 2.38i)6-s + (−0.562 + 0.975i)7-s + (3.54 + 7.17i)8-s + (0.106 − 8.99i)9-s + (0.422 + 2.73i)10-s + (−1.11 + 1.92i)11-s + (−11.9 + 0.463i)12-s + (14.4 − 8.34i)13-s + (−1.75 + 1.41i)14-s + (−4.00 − 1.09i)15-s + (1.42 + 15.9i)16-s − 20.2i·17-s + ⋯
L(s)  = 1  + (0.932 + 0.362i)2-s + (−0.711 + 0.702i)3-s + (0.737 + 0.674i)4-s + (0.138 + 0.240i)5-s + (−0.917 + 0.397i)6-s + (−0.0804 + 0.139i)7-s + (0.443 + 0.896i)8-s + (0.0118 − 0.999i)9-s + (0.0422 + 0.273i)10-s + (−0.101 + 0.175i)11-s + (−0.999 + 0.0386i)12-s + (1.11 − 0.642i)13-s + (−0.125 + 0.100i)14-s + (−0.267 − 0.0733i)15-s + (0.0889 + 0.996i)16-s − 1.19i·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 72 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.247 - 0.968i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 72 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.247 - 0.968i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(72\)    =    \(2^{3} \cdot 3^{2}\)
Sign: $0.247 - 0.968i$
Analytic conductor: \(1.96185\)
Root analytic conductor: \(1.40066\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{72} (29, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 72,\ (\ :1),\ 0.247 - 0.968i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.35167 + 1.04939i\)
\(L(\frac12)\) \(\approx\) \(1.35167 + 1.04939i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-1.86 - 0.724i)T \)
3 \( 1 + (2.13 - 2.10i)T \)
good5 \( 1 + (-0.693 - 1.20i)T + (-12.5 + 21.6i)T^{2} \)
7 \( 1 + (0.562 - 0.975i)T + (-24.5 - 42.4i)T^{2} \)
11 \( 1 + (1.11 - 1.92i)T + (-60.5 - 104. i)T^{2} \)
13 \( 1 + (-14.4 + 8.34i)T + (84.5 - 146. i)T^{2} \)
17 \( 1 + 20.2iT - 289T^{2} \)
19 \( 1 + 21.0iT - 361T^{2} \)
23 \( 1 + (18.0 - 10.4i)T + (264.5 - 458. i)T^{2} \)
29 \( 1 + (26.9 - 46.7i)T + (-420.5 - 728. i)T^{2} \)
31 \( 1 + (-9.19 - 15.9i)T + (-480.5 + 832. i)T^{2} \)
37 \( 1 + 34.8iT - 1.36e3T^{2} \)
41 \( 1 + (15.1 - 8.72i)T + (840.5 - 1.45e3i)T^{2} \)
43 \( 1 + (44.2 + 25.5i)T + (924.5 + 1.60e3i)T^{2} \)
47 \( 1 + (-32.4 - 18.7i)T + (1.10e3 + 1.91e3i)T^{2} \)
53 \( 1 + 52.6T + 2.80e3T^{2} \)
59 \( 1 + (27.1 + 46.9i)T + (-1.74e3 + 3.01e3i)T^{2} \)
61 \( 1 + (-76.5 - 44.2i)T + (1.86e3 + 3.22e3i)T^{2} \)
67 \( 1 + (66.0 - 38.1i)T + (2.24e3 - 3.88e3i)T^{2} \)
71 \( 1 + 69.4iT - 5.04e3T^{2} \)
73 \( 1 + 82.6T + 5.32e3T^{2} \)
79 \( 1 + (-19.8 + 34.3i)T + (-3.12e3 - 5.40e3i)T^{2} \)
83 \( 1 + (-56.9 + 98.6i)T + (-3.44e3 - 5.96e3i)T^{2} \)
89 \( 1 + 25.3iT - 7.92e3T^{2} \)
97 \( 1 + (-10.4 + 18.0i)T + (-4.70e3 - 8.14e3i)T^{2} \)
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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

−14.71868213958243511976594828589, −13.60294711498317223357671687367, −12.45605004276606544674411657954, −11.37281044381411192279620749251, −10.52001410486758793497407075633, −8.916109856827939551174455847242, −7.12731988868501677005878921391, −5.92479473805803941266840580620, −4.82702959575641360025595694015, −3.26793398941810253841955953628, 1.66992411347533449852005750213, 4.02260627027423274481176974270, 5.70305557939496805514415493007, 6.49429156195486773711580958935, 8.101345882647543410379049131881, 10.11041007508615402214154562798, 11.17687594942770349461877429607, 12.06010441116027381208168695372, 13.12532262148105419087561371154, 13.72497350632842756937807023593

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