Properties

Label 2-1950-1.1-c3-0-50
Degree $2$
Conductor $1950$
Sign $1$
Analytic cond. $115.053$
Root an. cond. $10.7263$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s − 3·3-s + 4·4-s − 6·6-s + 15·7-s + 8·8-s + 9·9-s + 39·11-s − 12·12-s + 13·13-s + 30·14-s + 16·16-s + 15·17-s + 18·18-s + 54·19-s − 45·21-s + 78·22-s + 143·23-s − 24·24-s + 26·26-s − 27·27-s + 60·28-s − 122·29-s − 246·31-s + 32·32-s − 117·33-s + 30·34-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.577·3-s + 1/2·4-s − 0.408·6-s + 0.809·7-s + 0.353·8-s + 1/3·9-s + 1.06·11-s − 0.288·12-s + 0.277·13-s + 0.572·14-s + 1/4·16-s + 0.214·17-s + 0.235·18-s + 0.652·19-s − 0.467·21-s + 0.755·22-s + 1.29·23-s − 0.204·24-s + 0.196·26-s − 0.192·27-s + 0.404·28-s − 0.781·29-s − 1.42·31-s + 0.176·32-s − 0.617·33-s + 0.151·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1950\)    =    \(2 \cdot 3 \cdot 5^{2} \cdot 13\)
Sign: $1$
Analytic conductor: \(115.053\)
Root analytic conductor: \(10.7263\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1950,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(3.986502911\)
\(L(\frac12)\) \(\approx\) \(3.986502911\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - p T \)
3 \( 1 + p T \)
5 \( 1 \)
13 \( 1 - p T \)
good7 \( 1 - 15 T + p^{3} T^{2} \)
11 \( 1 - 39 T + p^{3} T^{2} \)
17 \( 1 - 15 T + p^{3} T^{2} \)
19 \( 1 - 54 T + p^{3} T^{2} \)
23 \( 1 - 143 T + p^{3} T^{2} \)
29 \( 1 + 122 T + p^{3} T^{2} \)
31 \( 1 + 246 T + p^{3} T^{2} \)
37 \( 1 - 225 T + p^{3} T^{2} \)
41 \( 1 - 469 T + p^{3} T^{2} \)
43 \( 1 - 484 T + p^{3} T^{2} \)
47 \( 1 + 234 T + p^{3} T^{2} \)
53 \( 1 + 33 T + p^{3} T^{2} \)
59 \( 1 + p^{3} T^{2} \)
61 \( 1 + 831 T + p^{3} T^{2} \)
67 \( 1 + 772 T + p^{3} T^{2} \)
71 \( 1 + 793 T + p^{3} T^{2} \)
73 \( 1 - 998 T + p^{3} T^{2} \)
79 \( 1 + 681 T + p^{3} T^{2} \)
83 \( 1 - 772 T + p^{3} T^{2} \)
89 \( 1 + 465 T + p^{3} T^{2} \)
97 \( 1 - 79 T + p^{3} T^{2} \)
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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

−9.004358689342974940978557291478, −7.68374103747363030864278614455, −7.28224049035386900124633565358, −6.20342674204878330958591318274, −5.64802109281448721165959350191, −4.74440673759199361811606982539, −4.07499490139641296320522557777, −3.07895990596581502817824740128, −1.74180837154078143913165407457, −0.927524711179559348904529451484, 0.927524711179559348904529451484, 1.74180837154078143913165407457, 3.07895990596581502817824740128, 4.07499490139641296320522557777, 4.74440673759199361811606982539, 5.64802109281448721165959350191, 6.20342674204878330958591318274, 7.28224049035386900124633565358, 7.68374103747363030864278614455, 9.004358689342974940978557291478

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