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Properties

Label 2-315-35.4-c1-0-16
Degree $2$
Conductor $315$
Sign $0.103 + 0.994i$
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  + (2.05 − 1.18i)2-s + (1.82 − 3.15i)4-s + (−0.733 − 2.11i)5-s + (2.03 + 1.68i)7-s − 3.91i·8-s + (−4.01 − 3.47i)10-s + (−1.80 + 3.13i)11-s − 3.36i·13-s + (6.19 + 1.04i)14-s + (−1 − 1.73i)16-s + (−4.71 − 2.72i)17-s + (2.32 + 4.02i)19-s + (−8.00 − 1.53i)20-s + 8.58i·22-s + (−0.599 + 0.346i)23-s + ⋯
L(s)  = 1  + (1.45 − 0.840i)2-s + (0.911 − 1.57i)4-s + (−0.328 − 0.944i)5-s + (0.771 + 0.636i)7-s − 1.38i·8-s + (−1.27 − 1.09i)10-s + (−0.544 + 0.943i)11-s − 0.934i·13-s + (1.65 + 0.278i)14-s + (−0.250 − 0.433i)16-s + (−1.14 − 0.660i)17-s + (0.532 + 0.923i)19-s + (−1.79 − 0.343i)20-s + 1.83i·22-s + (−0.125 + 0.0722i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.103 + 0.994i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.103 + 0.994i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(315\)    =    \(3^{2} \cdot 5 \cdot 7\)
Sign: $0.103 + 0.994i$
Analytic conductor: \(2.51528\)
Root analytic conductor: \(1.58596\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{315} (109, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 315,\ (\ :1/2),\ 0.103 + 0.994i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.00989 - 1.81076i\)
\(L(\frac12)\) \(\approx\) \(2.00989 - 1.81076i\)
\(L(\frac{3}{2})\) 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 \( 1 + (0.733 + 2.11i)T \)
7 \( 1 + (-2.03 - 1.68i)T \)
good2 \( 1 + (-2.05 + 1.18i)T + (1 - 1.73i)T^{2} \)
11 \( 1 + (1.80 - 3.13i)T + (-5.5 - 9.52i)T^{2} \)
13 \( 1 + 3.36iT - 13T^{2} \)
17 \( 1 + (4.71 + 2.72i)T + (8.5 + 14.7i)T^{2} \)
19 \( 1 + (-2.32 - 4.02i)T + (-9.5 + 16.4i)T^{2} \)
23 \( 1 + (0.599 - 0.346i)T + (11.5 - 19.9i)T^{2} \)
29 \( 1 - 8.00T + 29T^{2} \)
31 \( 1 + (2.5 - 4.33i)T + (-15.5 - 26.8i)T^{2} \)
37 \( 1 + (-4.51 + 2.60i)T + (18.5 - 32.0i)T^{2} \)
41 \( 1 + 5.17T + 41T^{2} \)
43 \( 1 - 8.91iT - 43T^{2} \)
47 \( 1 + (-3.38 + 1.95i)T + (23.5 - 40.7i)T^{2} \)
53 \( 1 + (5.57 + 3.21i)T + (26.5 + 45.8i)T^{2} \)
59 \( 1 + (0.388 - 0.673i)T + (-29.5 - 51.0i)T^{2} \)
61 \( 1 + (2.82 + 4.88i)T + (-30.5 + 52.8i)T^{2} \)
67 \( 1 + (11.9 + 6.90i)T + (33.5 + 58.0i)T^{2} \)
71 \( 1 + 8.00T + 71T^{2} \)
73 \( 1 + (1.31 + 0.760i)T + (36.5 + 63.2i)T^{2} \)
79 \( 1 + (4.96 + 8.60i)T + (-39.5 + 68.4i)T^{2} \)
83 \( 1 + 3.76iT - 83T^{2} \)
89 \( 1 + (-1.80 - 3.13i)T + (-44.5 + 77.0i)T^{2} \)
97 \( 1 + 12.2iT - 97T^{2} \)
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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

−11.81653390239666816705638557835, −10.89879290145021162910352623727, −9.886167179214252049582411524761, −8.610699559943656810356025125772, −7.62326624690992000398556420769, −5.95358054828098573469650250414, −4.94990171297975299176895762363, −4.55428883083224190097975546830, −2.99699623307110268854300659435, −1.70525050756450954474049035199, 2.68812981909094111058937318618, 3.94769618549323138601625077847, 4.72805538357340757573578891290, 6.03643018006721322503543158232, 6.85241270800232099098131688789, 7.61381213786208601567572848803, 8.642633732977568400288144269313, 10.40627326755499808003002707466, 11.27301919481218574818048694570, 11.84473739763587631471472039753

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