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Properties

Label 2-315-63.20-c1-0-23
Degree $2$
Conductor $315$
Sign $0.389 + 0.921i$
Analytic cond. $2.51528$
Root an. cond. $1.58596$
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  + (0.552 + 0.319i)2-s + (0.662 − 1.60i)3-s + (−0.796 − 1.37i)4-s + (0.5 + 0.866i)5-s + (0.877 − 0.672i)6-s + (2.58 + 0.553i)7-s − 2.29i·8-s + (−2.12 − 2.12i)9-s + 0.638i·10-s + (−2.22 − 1.28i)11-s + (−2.73 + 0.359i)12-s + (2.91 − 1.68i)13-s + (1.25 + 1.13i)14-s + (1.71 − 0.226i)15-s + (−0.860 + 1.49i)16-s − 2.60·17-s + ⋯
L(s)  = 1  + (0.390 + 0.225i)2-s + (0.382 − 0.923i)3-s + (−0.398 − 0.689i)4-s + (0.223 + 0.387i)5-s + (0.358 − 0.274i)6-s + (0.977 + 0.209i)7-s − 0.810i·8-s + (−0.707 − 0.707i)9-s + 0.201i·10-s + (−0.671 − 0.387i)11-s + (−0.789 + 0.103i)12-s + (0.807 − 0.466i)13-s + (0.335 + 0.302i)14-s + (0.443 − 0.0583i)15-s + (−0.215 + 0.372i)16-s − 0.632·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.389 + 0.921i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.389 + 0.921i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(315\)    =    \(3^{2} \cdot 5 \cdot 7\)
Sign: $0.389 + 0.921i$
Analytic conductor: \(2.51528\)
Root analytic conductor: \(1.58596\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{315} (146, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 315,\ (\ :1/2),\ 0.389 + 0.921i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.45357 - 0.963493i\)
\(L(\frac12)\) \(\approx\) \(1.45357 - 0.963493i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (-0.662 + 1.60i)T \)
5 \( 1 + (-0.5 - 0.866i)T \)
7 \( 1 + (-2.58 - 0.553i)T \)
good2 \( 1 + (-0.552 - 0.319i)T + (1 + 1.73i)T^{2} \)
11 \( 1 + (2.22 + 1.28i)T + (5.5 + 9.52i)T^{2} \)
13 \( 1 + (-2.91 + 1.68i)T + (6.5 - 11.2i)T^{2} \)
17 \( 1 + 2.60T + 17T^{2} \)
19 \( 1 - 3.95iT - 19T^{2} \)
23 \( 1 + (-4.63 + 2.67i)T + (11.5 - 19.9i)T^{2} \)
29 \( 1 + (2.59 + 1.50i)T + (14.5 + 25.1i)T^{2} \)
31 \( 1 + (-5.64 + 3.26i)T + (15.5 - 26.8i)T^{2} \)
37 \( 1 - 7.47T + 37T^{2} \)
41 \( 1 + (-2.74 - 4.74i)T + (-20.5 + 35.5i)T^{2} \)
43 \( 1 + (4.78 - 8.29i)T + (-21.5 - 37.2i)T^{2} \)
47 \( 1 + (5.53 - 9.59i)T + (-23.5 - 40.7i)T^{2} \)
53 \( 1 - 8.57iT - 53T^{2} \)
59 \( 1 + (-4.28 - 7.41i)T + (-29.5 + 51.0i)T^{2} \)
61 \( 1 + (-3.81 - 2.20i)T + (30.5 + 52.8i)T^{2} \)
67 \( 1 + (4.92 + 8.52i)T + (-33.5 + 58.0i)T^{2} \)
71 \( 1 + 6.71iT - 71T^{2} \)
73 \( 1 + 6.51iT - 73T^{2} \)
79 \( 1 + (1.07 - 1.85i)T + (-39.5 - 68.4i)T^{2} \)
83 \( 1 + (3.62 - 6.28i)T + (-41.5 - 71.8i)T^{2} \)
89 \( 1 + 11.8T + 89T^{2} \)
97 \( 1 + (-0.235 - 0.136i)T + (48.5 + 84.0i)T^{2} \)
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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

−11.40640176786860676666721896840, −10.74667232968889498126405672551, −9.517861990098501944500696827376, −8.440493339613690817092996456285, −7.72769026715621352229697261539, −6.34573128135972368692373265113, −5.77709147834225023859391330929, −4.47620890960504267407207997965, −2.82498788677483395862664646258, −1.27279793831893797539893291389, 2.32029449990873839103308704572, 3.71356331757090003434417395543, 4.71084916562777859556269785691, 5.26894113611941903169610327506, 7.21612805872193195166254777676, 8.462191220570539657050903880346, 8.766592922284657564017831144245, 9.961064506034921633983040315745, 11.14813933292868522267272842633, 11.55372782166353684523537478191

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