Properties

Label 2-320-5.4-c5-0-46
Degree $2$
Conductor $320$
Sign $0.0894 + 0.995i$
Analytic cond. $51.3228$
Root an. cond. $7.16399$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 11.1i·3-s + (5 + 55.6i)5-s − 122. i·7-s + 119.·9-s + 100·11-s − 734. i·13-s + (−619. + 55.6i)15-s + 979. i·17-s − 2.24e3·19-s + 1.36e3·21-s − 3.41e3i·23-s + (−3.07e3 + 556. i)25-s + 4.03e3i·27-s − 7.85e3·29-s − 2.14e3·31-s + ⋯
L(s)  = 1  + 0.714i·3-s + (0.0894 + 0.995i)5-s − 0.944i·7-s + 0.489·9-s + 0.249·11-s − 1.20i·13-s + (−0.711 + 0.0638i)15-s + 0.822i·17-s − 1.42·19-s + 0.674·21-s − 1.34i·23-s + (−0.983 + 0.178i)25-s + 1.06i·27-s − 1.73·29-s − 0.400·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 320 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.0894 + 0.995i)\, \overline{\Lambda}(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 320 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & (0.0894 + 0.995i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(320\)    =    \(2^{6} \cdot 5\)
Sign: $0.0894 + 0.995i$
Analytic conductor: \(51.3228\)
Root analytic conductor: \(7.16399\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: $\chi_{320} (129, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 320,\ (\ :5/2),\ 0.0894 + 0.995i)\)

Particular Values

\(L(3)\) \(\approx\) \(0.9629663314\)
\(L(\frac12)\) \(\approx\) \(0.9629663314\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + (-5 - 55.6i)T \)
good3 \( 1 - 11.1iT - 243T^{2} \)
7 \( 1 + 122. iT - 1.68e4T^{2} \)
11 \( 1 - 100T + 1.61e5T^{2} \)
13 \( 1 + 734. iT - 3.71e5T^{2} \)
17 \( 1 - 979. iT - 1.41e6T^{2} \)
19 \( 1 + 2.24e3T + 2.47e6T^{2} \)
23 \( 1 + 3.41e3iT - 6.43e6T^{2} \)
29 \( 1 + 7.85e3T + 2.05e7T^{2} \)
31 \( 1 + 2.14e3T + 2.86e7T^{2} \)
37 \( 1 + 1.04e4iT - 6.93e7T^{2} \)
41 \( 1 + 7.41e3T + 1.15e8T^{2} \)
43 \( 1 + 1.77e4iT - 1.47e8T^{2} \)
47 \( 1 + 9.43e3iT - 2.29e8T^{2} \)
53 \( 1 - 2.42e4iT - 4.18e8T^{2} \)
59 \( 1 - 2.59e4T + 7.14e8T^{2} \)
61 \( 1 - 3.05e3T + 8.44e8T^{2} \)
67 \( 1 + 5.87e4iT - 1.35e9T^{2} \)
71 \( 1 - 3.76e4T + 1.80e9T^{2} \)
73 \( 1 - 2.40e4iT - 2.07e9T^{2} \)
79 \( 1 + 7.97e4T + 3.07e9T^{2} \)
83 \( 1 + 1.62e4iT - 3.93e9T^{2} \)
89 \( 1 - 826T + 5.58e9T^{2} \)
97 \( 1 + 3.75e4iT - 8.58e9T^{2} \)
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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

−10.60140972388420868127169918445, −10.03172042616538650465539759988, −8.765917544684987643373706540837, −7.57121018002569406183965412359, −6.77443388179867076470069970062, −5.64599734607654690180804905917, −4.16794482221415650838850530622, −3.59425674643989309153675166023, −2.04554500034162986946769576559, −0.24390954401718954711855276866, 1.38692500816410350031018380157, 2.15296027943787729407023329770, 4.00956867579405502759251654422, 5.09215688051319009902218707151, 6.18121618190291987125021722788, 7.15692881161779962247510798212, 8.247195354001148229436783679482, 9.143088945978852160313385690705, 9.743638575542641522345082039258, 11.46825227862118797715335431959

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