Properties

Label 2-72-72.43-c2-0-14
Degree $2$
Conductor $72$
Sign $0.728 - 0.685i$
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  + (1.35 + 1.47i)2-s + (2.76 − 1.16i)3-s + (−0.340 + 3.98i)4-s + (0.0166 − 0.00958i)5-s + (5.45 + 2.50i)6-s + (−4.07 − 2.35i)7-s + (−6.33 + 4.88i)8-s + (6.29 − 6.42i)9-s + (0.0365 + 0.0114i)10-s + (2.84 − 4.93i)11-s + (3.68 + 11.4i)12-s + (−10.0 + 5.80i)13-s + (−2.04 − 9.17i)14-s + (0.0347 − 0.0458i)15-s + (−15.7 − 2.71i)16-s − 0.376·17-s + ⋯
L(s)  = 1  + (0.676 + 0.736i)2-s + (0.921 − 0.387i)3-s + (−0.0852 + 0.996i)4-s + (0.00332 − 0.00191i)5-s + (0.908 + 0.417i)6-s + (−0.581 − 0.335i)7-s + (−0.791 + 0.611i)8-s + (0.699 − 0.714i)9-s + (0.00365 + 0.00114i)10-s + (0.259 − 0.448i)11-s + (0.307 + 0.951i)12-s + (−0.773 + 0.446i)13-s + (−0.146 − 0.655i)14-s + (0.00231 − 0.00305i)15-s + (−0.985 − 0.169i)16-s − 0.0221·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 72 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.728 - 0.685i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 72 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.728 - 0.685i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(72\)    =    \(2^{3} \cdot 3^{2}\)
Sign: $0.728 - 0.685i$
Analytic conductor: \(1.96185\)
Root analytic conductor: \(1.40066\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{72} (43, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 72,\ (\ :1),\ 0.728 - 0.685i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.86936 + 0.741229i\)
\(L(\frac12)\) \(\approx\) \(1.86936 + 0.741229i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-1.35 - 1.47i)T \)
3 \( 1 + (-2.76 + 1.16i)T \)
good5 \( 1 + (-0.0166 + 0.00958i)T + (12.5 - 21.6i)T^{2} \)
7 \( 1 + (4.07 + 2.35i)T + (24.5 + 42.4i)T^{2} \)
11 \( 1 + (-2.84 + 4.93i)T + (-60.5 - 104. i)T^{2} \)
13 \( 1 + (10.0 - 5.80i)T + (84.5 - 146. i)T^{2} \)
17 \( 1 + 0.376T + 289T^{2} \)
19 \( 1 + 15.0T + 361T^{2} \)
23 \( 1 + (-39.1 + 22.6i)T + (264.5 - 458. i)T^{2} \)
29 \( 1 + (32.0 + 18.4i)T + (420.5 + 728. i)T^{2} \)
31 \( 1 + (-26.3 + 15.2i)T + (480.5 - 832. i)T^{2} \)
37 \( 1 - 53.4iT - 1.36e3T^{2} \)
41 \( 1 + (-29.0 - 50.2i)T + (-840.5 + 1.45e3i)T^{2} \)
43 \( 1 + (23.0 - 39.9i)T + (-924.5 - 1.60e3i)T^{2} \)
47 \( 1 + (-34.2 - 19.7i)T + (1.10e3 + 1.91e3i)T^{2} \)
53 \( 1 - 0.989iT - 2.80e3T^{2} \)
59 \( 1 + (-29.4 - 50.9i)T + (-1.74e3 + 3.01e3i)T^{2} \)
61 \( 1 + (-75.1 - 43.3i)T + (1.86e3 + 3.22e3i)T^{2} \)
67 \( 1 + (34.1 + 59.1i)T + (-2.24e3 + 3.88e3i)T^{2} \)
71 \( 1 - 42.3iT - 5.04e3T^{2} \)
73 \( 1 - 26.6T + 5.32e3T^{2} \)
79 \( 1 + (121. + 69.9i)T + (3.12e3 + 5.40e3i)T^{2} \)
83 \( 1 + (-40.9 + 71.0i)T + (-3.44e3 - 5.96e3i)T^{2} \)
89 \( 1 + 42.6T + 7.92e3T^{2} \)
97 \( 1 + (-55.9 + 96.8i)T + (-4.70e3 - 8.14e3i)T^{2} \)
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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

−14.63695479176107794649204852012, −13.38769417647866947770830962088, −12.92972605463085752050961196186, −11.57054162096208421845194663923, −9.632341943444195793438987290126, −8.534481442306127321371647703041, −7.30791479250418476754567322862, −6.35916603678074223484967931594, −4.37683722820960323757506204685, −2.91622525532924149537080869332, 2.39570304099942746937590593756, 3.78912932850469046861325591329, 5.26048018784726102546873090955, 7.08793141275592653384853159919, 8.932908896162485930801495533980, 9.790254674905309744986009281634, 10.84112154962155748694274307948, 12.38038012407592052529704554251, 13.08707731226084021150212440866, 14.25884360822747025785920123117

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