Properties

Label 2-1560-5.4-c1-0-33
Degree $2$
Conductor $1560$
Sign $-0.964 + 0.265i$
Analytic cond. $12.4566$
Root an. cond. $3.52939$
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  + i·3-s + (−0.594 − 2.15i)5-s − 4.92i·7-s − 9-s − 1.38·11-s i·13-s + (2.15 − 0.594i)15-s + 0.195i·17-s + 4.92·21-s + 2.19i·23-s + (−4.29 + 2.56i)25-s i·27-s − 7.49·29-s − 1.38i·33-s + (−10.6 + 2.92i)35-s + ⋯
L(s)  = 1  + 0.577i·3-s + (−0.265 − 0.964i)5-s − 1.86i·7-s − 0.333·9-s − 0.417·11-s − 0.277i·13-s + (0.556 − 0.153i)15-s + 0.0473i·17-s + 1.07·21-s + 0.457i·23-s + (−0.858 + 0.512i)25-s − 0.192i·27-s − 1.39·29-s − 0.240i·33-s + (−1.79 + 0.494i)35-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1560 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.964 + 0.265i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1560 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.964 + 0.265i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1560\)    =    \(2^{3} \cdot 3 \cdot 5 \cdot 13\)
Sign: $-0.964 + 0.265i$
Analytic conductor: \(12.4566\)
Root analytic conductor: \(3.52939\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1560} (1249, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1560,\ (\ :1/2),\ -0.964 + 0.265i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6553344200\)
\(L(\frac12)\) \(\approx\) \(0.6553344200\)
\(L(\frac{3}{2})\) 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 \( 1 - iT \)
5 \( 1 + (0.594 + 2.15i)T \)
13 \( 1 + iT \)
good7 \( 1 + 4.92iT - 7T^{2} \)
11 \( 1 + 1.38T + 11T^{2} \)
17 \( 1 - 0.195iT - 17T^{2} \)
19 \( 1 + 19T^{2} \)
23 \( 1 - 2.19iT - 23T^{2} \)
29 \( 1 + 7.49T + 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 - 6.05iT - 37T^{2} \)
41 \( 1 + 2.11T + 41T^{2} \)
43 \( 1 + 3.49iT - 43T^{2} \)
47 \( 1 - 2.31iT - 47T^{2} \)
53 \( 1 - 6.05iT - 53T^{2} \)
59 \( 1 + 9.43T + 59T^{2} \)
61 \( 1 + 3.69T + 61T^{2} \)
67 \( 1 + 12.6iT - 67T^{2} \)
71 \( 1 - 13.9T + 71T^{2} \)
73 \( 1 + 4.73iT - 73T^{2} \)
79 \( 1 - 8.07T + 79T^{2} \)
83 \( 1 - 13.3iT - 83T^{2} \)
89 \( 1 + 3.02T + 89T^{2} \)
97 \( 1 - 6.01iT - 97T^{2} \)
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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

−9.273831895498181575760700431621, −8.084174434591390361182344761893, −7.71670805861769610313592258061, −6.75126989178586260274899614547, −5.55532429237078362948135380097, −4.75043749347286715718374147780, −4.04707994755069372793524384088, −3.30994677112363163383904055973, −1.49630154741904672877877344022, −0.24881212121382622066677719239, 2.02336905634962973616370433155, 2.61589650855160782176645377454, 3.62211706043300704747487473997, 5.07504284907568751533120968006, 5.86914270302849143526352459960, 6.50082270628751814625291358022, 7.42726868854685323387569160570, 8.159069865780871951071979751688, 8.953637121148807609869121605570, 9.653078387186942830069685928210

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