Properties

Label 2-2303-1.1-c3-0-50
Degree $2$
Conductor $2303$
Sign $1$
Analytic cond. $135.881$
Root an. cond. $11.6568$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2.63·2-s + 4.02·3-s − 1.04·4-s − 16.9·5-s + 10.6·6-s − 23.8·8-s − 10.8·9-s − 44.8·10-s − 45.8·11-s − 4.18·12-s + 12.4·13-s − 68.3·15-s − 54.5·16-s − 28.8·17-s − 28.4·18-s − 134.·19-s + 17.6·20-s − 121.·22-s + 125.·23-s − 95.9·24-s + 163.·25-s + 32.7·26-s − 152.·27-s − 130.·29-s − 180.·30-s − 77.9·31-s + 46.7·32-s + ⋯
L(s)  = 1  + 0.932·2-s + 0.774·3-s − 0.130·4-s − 1.51·5-s + 0.722·6-s − 1.05·8-s − 0.400·9-s − 1.41·10-s − 1.25·11-s − 0.100·12-s + 0.264·13-s − 1.17·15-s − 0.852·16-s − 0.411·17-s − 0.373·18-s − 1.62·19-s + 0.197·20-s − 1.17·22-s + 1.13·23-s − 0.816·24-s + 1.31·25-s + 0.246·26-s − 1.08·27-s − 0.838·29-s − 1.09·30-s − 0.451·31-s + 0.258·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2303 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2303 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2303\)    =    \(7^{2} \cdot 47\)
Sign: $1$
Analytic conductor: \(135.881\)
Root analytic conductor: \(11.6568\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2303,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(0.7683416042\)
\(L(\frac12)\) \(\approx\) \(0.7683416042\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 \)
47 \( 1 - 47T \)
good2 \( 1 - 2.63T + 8T^{2} \)
3 \( 1 - 4.02T + 27T^{2} \)
5 \( 1 + 16.9T + 125T^{2} \)
11 \( 1 + 45.8T + 1.33e3T^{2} \)
13 \( 1 - 12.4T + 2.19e3T^{2} \)
17 \( 1 + 28.8T + 4.91e3T^{2} \)
19 \( 1 + 134.T + 6.85e3T^{2} \)
23 \( 1 - 125.T + 1.21e4T^{2} \)
29 \( 1 + 130.T + 2.43e4T^{2} \)
31 \( 1 + 77.9T + 2.97e4T^{2} \)
37 \( 1 - 275.T + 5.06e4T^{2} \)
41 \( 1 + 126.T + 6.89e4T^{2} \)
43 \( 1 + 299.T + 7.95e4T^{2} \)
53 \( 1 + 392.T + 1.48e5T^{2} \)
59 \( 1 - 454.T + 2.05e5T^{2} \)
61 \( 1 - 531.T + 2.26e5T^{2} \)
67 \( 1 - 283.T + 3.00e5T^{2} \)
71 \( 1 + 1.04e3T + 3.57e5T^{2} \)
73 \( 1 - 27.5T + 3.89e5T^{2} \)
79 \( 1 + 424.T + 4.93e5T^{2} \)
83 \( 1 - 167.T + 5.71e5T^{2} \)
89 \( 1 + 288.T + 7.04e5T^{2} \)
97 \( 1 - 415.T + 9.12e5T^{2} \)
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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

−8.555105966455739707972171174629, −8.018333870298616668435208244046, −7.22546193189646392054535212447, −6.20767235715812161793260574582, −5.22884983082514742308018729125, −4.49698464620392452195087544912, −3.76262616375097628008190408598, −3.12229725983104707096966246868, −2.31608732859296194623875526221, −0.30352105550147122602469332614, 0.30352105550147122602469332614, 2.31608732859296194623875526221, 3.12229725983104707096966246868, 3.76262616375097628008190408598, 4.49698464620392452195087544912, 5.22884983082514742308018729125, 6.20767235715812161793260574582, 7.22546193189646392054535212447, 8.018333870298616668435208244046, 8.555105966455739707972171174629

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