Properties

Label 2-315-5.4-c1-0-10
Degree $2$
Conductor $315$
Sign $0.749 + 0.662i$
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  − 0.193i·2-s + 1.96·4-s + (1.48 − 1.67i)5-s i·7-s − 0.768i·8-s + (−0.324 − 0.287i)10-s − 2·11-s − 1.35i·13-s − 0.193·14-s + 3.77·16-s + 3.35i·17-s − 5.35·19-s + (2.90 − 3.28i)20-s + 0.387i·22-s + 4.96i·23-s + ⋯
L(s)  = 1  − 0.137i·2-s + 0.981·4-s + (0.662 − 0.749i)5-s − 0.377i·7-s − 0.271i·8-s + (−0.102 − 0.0908i)10-s − 0.603·11-s − 0.374i·13-s − 0.0518·14-s + 0.943·16-s + 0.812i·17-s − 1.22·19-s + (0.649 − 0.735i)20-s + 0.0826i·22-s + 1.03i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.749 + 0.662i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.749 + 0.662i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(315\)    =    \(3^{2} \cdot 5 \cdot 7\)
Sign: $0.749 + 0.662i$
Analytic conductor: \(2.51528\)
Root analytic conductor: \(1.58596\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{315} (64, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 315,\ (\ :1/2),\ 0.749 + 0.662i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.59903 - 0.605565i\)
\(L(\frac12)\) \(\approx\) \(1.59903 - 0.605565i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 + (-1.48 + 1.67i)T \)
7 \( 1 + iT \)
good2 \( 1 + 0.193iT - 2T^{2} \)
11 \( 1 + 2T + 11T^{2} \)
13 \( 1 + 1.35iT - 13T^{2} \)
17 \( 1 - 3.35iT - 17T^{2} \)
19 \( 1 + 5.35T + 19T^{2} \)
23 \( 1 - 4.96iT - 23T^{2} \)
29 \( 1 - 7.92T + 29T^{2} \)
31 \( 1 - 4.57T + 31T^{2} \)
37 \( 1 + 0.775iT - 37T^{2} \)
41 \( 1 + 3.73T + 41T^{2} \)
43 \( 1 - 12.6iT - 43T^{2} \)
47 \( 1 + 9.92iT - 47T^{2} \)
53 \( 1 - 8.57iT - 53T^{2} \)
59 \( 1 + 8.62T + 59T^{2} \)
61 \( 1 + 8.70T + 61T^{2} \)
67 \( 1 - 9.92iT - 67T^{2} \)
71 \( 1 + 2T + 71T^{2} \)
73 \( 1 - 9.35iT - 73T^{2} \)
79 \( 1 + 10.7T + 79T^{2} \)
83 \( 1 - 3.22iT - 83T^{2} \)
89 \( 1 - 1.03T + 89T^{2} \)
97 \( 1 + 18.4iT - 97T^{2} \)
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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

−11.54711143403294346003863887302, −10.45152688017041292222651583827, −10.04245753627899168736783865857, −8.619312045962259727983070150155, −7.80473498180319264562137744432, −6.54154200088920566720403510904, −5.74527851187100846863655285915, −4.44726406318928226945328405331, −2.83943926559673980971448900499, −1.48489269016061561210805772777, 2.14036571969006536939758190979, 2.97186615378028711966119657503, 4.88246346607067746871300579201, 6.20119128337941293824498121931, 6.68384503766088323788447013306, 7.81695234526073576556459547553, 8.927176020393277035626427789616, 10.25050808204526197270382750190, 10.66563104304813998810307056329, 11.72407332563675435400719163852

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