Properties

Label 2-2760-1.1-c1-0-16
Degree $2$
Conductor $2760$
Sign $1$
Analytic cond. $22.0387$
Root an. cond. $4.69454$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s + 5-s + 2.89·7-s + 9-s + 3.43·11-s − 4.72·13-s − 15-s + 2.61·17-s + 2.28·19-s − 2.89·21-s − 23-s + 25-s − 27-s + 2.53·29-s + 6.19·31-s − 3.43·33-s + 2.89·35-s + 4.89·37-s + 4.72·39-s + 10.4·41-s − 9.01·43-s + 45-s − 2.28·47-s + 1.40·49-s − 2.61·51-s + 0.682·53-s + 3.43·55-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.447·5-s + 1.09·7-s + 0.333·9-s + 1.03·11-s − 1.31·13-s − 0.258·15-s + 0.634·17-s + 0.523·19-s − 0.632·21-s − 0.208·23-s + 0.200·25-s − 0.192·27-s + 0.470·29-s + 1.11·31-s − 0.597·33-s + 0.489·35-s + 0.805·37-s + 0.757·39-s + 1.63·41-s − 1.37·43-s + 0.149·45-s − 0.332·47-s + 0.200·49-s − 0.366·51-s + 0.0936·53-s + 0.462·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2760 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2760 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2760\)    =    \(2^{3} \cdot 3 \cdot 5 \cdot 23\)
Sign: $1$
Analytic conductor: \(22.0387\)
Root analytic conductor: \(4.69454\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2760,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.012931841\)
\(L(\frac12)\) \(\approx\) \(2.012931841\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
5 \( 1 - T \)
23 \( 1 + T \)
good7 \( 1 - 2.89T + 7T^{2} \)
11 \( 1 - 3.43T + 11T^{2} \)
13 \( 1 + 4.72T + 13T^{2} \)
17 \( 1 - 2.61T + 17T^{2} \)
19 \( 1 - 2.28T + 19T^{2} \)
29 \( 1 - 2.53T + 29T^{2} \)
31 \( 1 - 6.19T + 31T^{2} \)
37 \( 1 - 4.89T + 37T^{2} \)
41 \( 1 - 10.4T + 41T^{2} \)
43 \( 1 + 9.01T + 43T^{2} \)
47 \( 1 + 2.28T + 47T^{2} \)
53 \( 1 - 0.682T + 53T^{2} \)
59 \( 1 + 14.2T + 59T^{2} \)
61 \( 1 - 4.98T + 61T^{2} \)
67 \( 1 - 1.74T + 67T^{2} \)
71 \( 1 + 6.32T + 71T^{2} \)
73 \( 1 + 1.51T + 73T^{2} \)
79 \( 1 + 3.86T + 79T^{2} \)
83 \( 1 + 4.61T + 83T^{2} \)
89 \( 1 + 6.31T + 89T^{2} \)
97 \( 1 - 17.8T + 97T^{2} \)
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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

−8.859046930892189824708657798971, −7.928337040712817878760512878275, −7.34695462557412478540067917179, −6.44240510095699531839729205502, −5.73325866643328430409506833113, −4.83089412580836331761703644604, −4.41254619764160227226612173778, −3.05700712774328370615736923813, −1.91176098713783698150271267210, −0.970726202147429105428269632510, 0.970726202147429105428269632510, 1.91176098713783698150271267210, 3.05700712774328370615736923813, 4.41254619764160227226612173778, 4.83089412580836331761703644604, 5.73325866643328430409506833113, 6.44240510095699531839729205502, 7.34695462557412478540067917179, 7.928337040712817878760512878275, 8.859046930892189824708657798971

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