Properties

Label 2-1815-5.4-c1-0-80
Degree $2$
Conductor $1815$
Sign $0.899 + 0.437i$
Analytic cond. $14.4928$
Root an. cond. $3.80694$
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  + 2.36i·2-s + i·3-s − 3.58·4-s + (0.979 − 2.01i)5-s − 2.36·6-s − 1.71i·7-s − 3.75i·8-s − 9-s + (4.75 + 2.31i)10-s − 3.58i·12-s + 3.53i·13-s + 4.05·14-s + (2.01 + 0.979i)15-s + 1.69·16-s − 0.373i·17-s − 2.36i·18-s + ⋯
L(s)  = 1  + 1.67i·2-s + 0.577i·3-s − 1.79·4-s + (0.437 − 0.899i)5-s − 0.965·6-s − 0.647i·7-s − 1.32i·8-s − 0.333·9-s + (1.50 + 0.731i)10-s − 1.03i·12-s + 0.979i·13-s + 1.08·14-s + (0.519 + 0.252i)15-s + 0.423·16-s − 0.0905i·17-s − 0.557i·18-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1815 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.899 + 0.437i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1815 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.899 + 0.437i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1815\)    =    \(3 \cdot 5 \cdot 11^{2}\)
Sign: $0.899 + 0.437i$
Analytic conductor: \(14.4928\)
Root analytic conductor: \(3.80694\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1815} (364, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1815,\ (\ :1/2),\ 0.899 + 0.437i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.4601668698\)
\(L(\frac12)\) \(\approx\) \(0.4601668698\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - iT \)
5 \( 1 + (-0.979 + 2.01i)T \)
11 \( 1 \)
good2 \( 1 - 2.36iT - 2T^{2} \)
7 \( 1 + 1.71iT - 7T^{2} \)
13 \( 1 - 3.53iT - 13T^{2} \)
17 \( 1 + 0.373iT - 17T^{2} \)
19 \( 1 + 5.76T + 19T^{2} \)
23 \( 1 + 3.80iT - 23T^{2} \)
29 \( 1 + 3.51T + 29T^{2} \)
31 \( 1 + 10.0T + 31T^{2} \)
37 \( 1 + 11.5iT - 37T^{2} \)
41 \( 1 - 2.41T + 41T^{2} \)
43 \( 1 - 0.224iT - 43T^{2} \)
47 \( 1 - 4.67iT - 47T^{2} \)
53 \( 1 + 2.44iT - 53T^{2} \)
59 \( 1 + 5.35T + 59T^{2} \)
61 \( 1 - 3.40T + 61T^{2} \)
67 \( 1 + 9.08iT - 67T^{2} \)
71 \( 1 + 8.77T + 71T^{2} \)
73 \( 1 - 14.9iT - 73T^{2} \)
79 \( 1 - 8.79T + 79T^{2} \)
83 \( 1 + 7.44iT - 83T^{2} \)
89 \( 1 + 15.5T + 89T^{2} \)
97 \( 1 + 14.6iT - 97T^{2} \)
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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

−9.077144559202636403235350366019, −8.448433431038268648461118129346, −7.54463291308752893005425257654, −6.81521038454538666788229895799, −5.96206284071838661685621009478, −5.34317216575473169545493451178, −4.32975471602877604189356957737, −4.07544869863297330975987853923, −2.03500200323322413150420466706, −0.16228900812547308934506588494, 1.53683643428697324876941226518, 2.32332829600759946663440431797, 3.06456050368848974725050392696, 3.87661618674205706987357747737, 5.23457015096837539559137729653, 5.97866788698525866242701397837, 6.94922497110939552895599348183, 7.926005829740953322060672646579, 8.841647134764196761062292332658, 9.501748077682863677435361915245

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