Properties

Label 2-3072-8.5-c1-0-45
Degree $2$
Conductor $3072$
Sign $i$
Analytic cond. $24.5300$
Root an. cond. $4.95278$
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 + 1.19i·5-s − 0.613·7-s − 9-s − 1.53i·11-s − 1.24i·13-s − 1.19·15-s − 4.35·17-s − 1.29i·19-s − 0.613i·21-s + 4·23-s + 3.56·25-s i·27-s − 0.965i·29-s − 6.77·31-s + ⋯
L(s)  = 1  + 0.577i·3-s + 0.536i·5-s − 0.231·7-s − 0.333·9-s − 0.461i·11-s − 0.346i·13-s − 0.309·15-s − 1.05·17-s − 0.297i·19-s − 0.133i·21-s + 0.834·23-s + 0.712·25-s − 0.192i·27-s − 0.179i·29-s − 1.21·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3072 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & i\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3072 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & i\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3072\)    =    \(2^{10} \cdot 3\)
Sign: $i$
Analytic conductor: \(24.5300\)
Root analytic conductor: \(4.95278\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{3072} (1537, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 3072,\ (\ :1/2),\ i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6719154521\)
\(L(\frac12)\) \(\approx\) \(0.6719154521\)
\(L(\frac{3}{2})\) 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 \( 1 - iT \)
good5 \( 1 - 1.19iT - 5T^{2} \)
7 \( 1 + 0.613T + 7T^{2} \)
11 \( 1 + 1.53iT - 11T^{2} \)
13 \( 1 + 1.24iT - 13T^{2} \)
17 \( 1 + 4.35T + 17T^{2} \)
19 \( 1 + 1.29iT - 19T^{2} \)
23 \( 1 - 4T + 23T^{2} \)
29 \( 1 + 0.965iT - 29T^{2} \)
31 \( 1 + 6.77T + 31T^{2} \)
37 \( 1 - 10.8iT - 37T^{2} \)
41 \( 1 + 8.68T + 41T^{2} \)
43 \( 1 + 8.68iT - 43T^{2} \)
47 \( 1 + 9.65T + 47T^{2} \)
53 \( 1 + 11.4iT - 53T^{2} \)
59 \( 1 + 9.04iT - 59T^{2} \)
61 \( 1 + 1.52iT - 61T^{2} \)
67 \( 1 + 12.1iT - 67T^{2} \)
71 \( 1 - 3.56T + 71T^{2} \)
73 \( 1 + 5.15T + 73T^{2} \)
79 \( 1 - 7.49T + 79T^{2} \)
83 \( 1 + 7.18iT - 83T^{2} \)
89 \( 1 - 0.672T + 89T^{2} \)
97 \( 1 - 4.71T + 97T^{2} \)
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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

−8.623795242415021541874465313368, −7.88133010348825059419713688287, −6.64993526420409926208057813822, −6.58920650276755975228644348519, −5.23364717259012212300617290837, −4.80118966434060839233119059041, −3.51200422178362141922569878470, −3.12304240290548064519677151567, −1.91603407508617392232168752606, −0.20994494818707011428242107402, 1.25083482346848272024494521700, 2.18190007318647126490116933323, 3.23715443071158827920329535843, 4.31921607103525214695826662980, 5.03245012887909565138067548603, 5.91587382163539251242677951109, 6.79349611378544533428297727418, 7.25697922951923769929383606885, 8.175426592660023929802366802369, 8.979775400618680655273226072835

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