Properties

Label 2-336-21.20-c1-0-13
Degree $2$
Conductor $336$
Sign $-0.654 + 0.755i$
Analytic cond. $2.68297$
Root an. cond. $1.63797$
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  − 1.73i·3-s + (−2 − 1.73i)7-s − 2.99·9-s − 6.92i·13-s + 3.46i·19-s + (−2.99 + 3.46i)21-s − 5·25-s + 5.19i·27-s − 10.3i·31-s + 10·37-s − 11.9·39-s + 8·43-s + (1.00 + 6.92i)49-s + 5.99·57-s + 6.92i·61-s + ⋯
L(s)  = 1  − 0.999i·3-s + (−0.755 − 0.654i)7-s − 0.999·9-s − 1.92i·13-s + 0.794i·19-s + (−0.654 + 0.755i)21-s − 25-s + 0.999i·27-s − 1.86i·31-s + 1.64·37-s − 1.92·39-s + 1.21·43-s + (0.142 + 0.989i)49-s + 0.794·57-s + 0.887i·61-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 336 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.654 + 0.755i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 336 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.654 + 0.755i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(336\)    =    \(2^{4} \cdot 3 \cdot 7\)
Sign: $-0.654 + 0.755i$
Analytic conductor: \(2.68297\)
Root analytic conductor: \(1.63797\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{336} (209, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 336,\ (\ :1/2),\ -0.654 + 0.755i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.408275 - 0.893674i\)
\(L(\frac12)\) \(\approx\) \(0.408275 - 0.893674i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 + 1.73iT \)
7 \( 1 + (2 + 1.73i)T \)
good5 \( 1 + 5T^{2} \)
11 \( 1 - 11T^{2} \)
13 \( 1 + 6.92iT - 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 - 3.46iT - 19T^{2} \)
23 \( 1 - 23T^{2} \)
29 \( 1 - 29T^{2} \)
31 \( 1 + 10.3iT - 31T^{2} \)
37 \( 1 - 10T + 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 - 8T + 43T^{2} \)
47 \( 1 + 47T^{2} \)
53 \( 1 - 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 - 6.92iT - 61T^{2} \)
67 \( 1 - 16T + 67T^{2} \)
71 \( 1 - 71T^{2} \)
73 \( 1 + 13.8iT - 73T^{2} \)
79 \( 1 - 4T + 79T^{2} \)
83 \( 1 + 83T^{2} \)
89 \( 1 + 89T^{2} \)
97 \( 1 - 13.8iT - 97T^{2} \)
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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

−11.27016985117609952275276913441, −10.32085686862909138816537058895, −9.426005045823869146915821811492, −7.906473234830046661920355803983, −7.68377899554010626929577658630, −6.28416576153320178576308488200, −5.64076300145299839501407852730, −3.81534610610108545815657166518, −2.59560345805036421184312942000, −0.68172367498828410801151643175, 2.45998982429343198460841872016, 3.78765543788006990020417088184, 4.80677101815720239466481914720, 6.00062932724666866168488079322, 6.92201393877661151920413411869, 8.494320534823612833951768959269, 9.299738433359515655363326654130, 9.775210639448240036392046645199, 11.05144816216089049225488869585, 11.68422357551031311754188757406

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