Properties

Label 2-3072-8.5-c1-0-3
Degree $2$
Conductor $3072$
Sign $-1$
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 + 3.79i·5-s − 2.15·7-s − 9-s + 2.54i·11-s + 1.95i·13-s + 3.79·15-s + 0.224·17-s + 0.224i·19-s + 2.15i·21-s + 2.82·23-s − 9.42·25-s + i·27-s + 2.62i·29-s + 1.84·31-s + ⋯
L(s)  = 1  − 0.577i·3-s + 1.69i·5-s − 0.816·7-s − 0.333·9-s + 0.766i·11-s + 0.542i·13-s + 0.980·15-s + 0.0545·17-s + 0.0515i·19-s + 0.471i·21-s + 0.589·23-s − 1.88·25-s + 0.192i·27-s + 0.487i·29-s + 0.330·31-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(3072\)    =    \(2^{10} \cdot 3\)
Sign: $-1$
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: \((2,\ 3072,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6122858857\)
\(L(\frac12)\) \(\approx\) \(0.6122858857\)
\(L(\frac{3}{2})\) 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 \( 1 - 3.79iT - 5T^{2} \)
7 \( 1 + 2.15T + 7T^{2} \)
11 \( 1 - 2.54iT - 11T^{2} \)
13 \( 1 - 1.95iT - 13T^{2} \)
17 \( 1 - 0.224T + 17T^{2} \)
19 \( 1 - 0.224iT - 19T^{2} \)
23 \( 1 - 2.82T + 23T^{2} \)
29 \( 1 - 2.62iT - 29T^{2} \)
31 \( 1 - 1.84T + 31T^{2} \)
37 \( 1 - 5.18iT - 37T^{2} \)
41 \( 1 + 5.88T + 41T^{2} \)
43 \( 1 + 10.9iT - 43T^{2} \)
47 \( 1 - 2.82T + 47T^{2} \)
53 \( 1 - 10.6iT - 53T^{2} \)
59 \( 1 + 5.65iT - 59T^{2} \)
61 \( 1 + 8.46iT - 61T^{2} \)
67 \( 1 - 14.7iT - 67T^{2} \)
71 \( 1 - 4.31T + 71T^{2} \)
73 \( 1 + 5.97T + 73T^{2} \)
79 \( 1 + 15.0T + 79T^{2} \)
83 \( 1 + 14.3iT - 83T^{2} \)
89 \( 1 - 1.42T + 89T^{2} \)
97 \( 1 + 16.3T + 97T^{2} \)
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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

−9.145264721083196790081614166666, −8.198034407470153905265500038577, −7.12656761927456687275625753131, −7.00904369671613839486598626291, −6.36216679296439169807281242852, −5.49382299441818044735193284561, −4.25254038488250051801490204794, −3.26100083371847024702532556486, −2.69852835696930209457149265005, −1.69456127673105106080537685560, 0.19768940058076976072028292906, 1.22586060837092614438850320328, 2.75556945518502413928690731623, 3.66204078901912113184456364181, 4.46717900213930326518542548624, 5.26551339275002152781421227772, 5.80009143469457618051996917706, 6.69366305270431588945273336419, 7.935675980787709763675874445589, 8.399818968050937943904208783479

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