Properties

Label 2-1950-1.1-c3-0-80
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·2-s + 3·3-s + 4·4-s − 6·6-s − 8·7-s − 8·8-s + 9·9-s + 12·11-s + 12·12-s − 13·13-s + 16·14-s + 16·16-s + 42·17-s − 18·18-s − 52·19-s − 24·21-s − 24·22-s − 132·23-s − 24·24-s + 26·26-s + 27·27-s − 32·28-s + 282·29-s + 116·31-s − 32·32-s + 36·33-s − 84·34-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.577·3-s + 1/2·4-s − 0.408·6-s − 0.431·7-s − 0.353·8-s + 1/3·9-s + 0.328·11-s + 0.288·12-s − 0.277·13-s + 0.305·14-s + 1/4·16-s + 0.599·17-s − 0.235·18-s − 0.627·19-s − 0.249·21-s − 0.232·22-s − 1.19·23-s − 0.204·24-s + 0.196·26-s + 0.192·27-s − 0.215·28-s + 1.80·29-s + 0.672·31-s − 0.176·32-s + 0.189·33-s − 0.423·34-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: \(1\)
Selberg data: \((2,\ 1950,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) 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 \( 1 + 8 T + p^{3} T^{2} \)
11 \( 1 - 12 T + p^{3} T^{2} \)
17 \( 1 - 42 T + p^{3} T^{2} \)
19 \( 1 + 52 T + p^{3} T^{2} \)
23 \( 1 + 132 T + p^{3} T^{2} \)
29 \( 1 - 282 T + p^{3} T^{2} \)
31 \( 1 - 116 T + p^{3} T^{2} \)
37 \( 1 + 398 T + p^{3} T^{2} \)
41 \( 1 - 174 T + p^{3} T^{2} \)
43 \( 1 - 76 T + p^{3} T^{2} \)
47 \( 1 + 456 T + p^{3} T^{2} \)
53 \( 1 + 150 T + p^{3} T^{2} \)
59 \( 1 + 156 T + p^{3} T^{2} \)
61 \( 1 - 230 T + p^{3} T^{2} \)
67 \( 1 - 592 T + p^{3} T^{2} \)
71 \( 1 - 408 T + p^{3} T^{2} \)
73 \( 1 - 10 p T + p^{3} T^{2} \)
79 \( 1 - 728 T + p^{3} T^{2} \)
83 \( 1 + 36 T + p^{3} T^{2} \)
89 \( 1 + 1482 T + p^{3} T^{2} \)
97 \( 1 + 1742 T + p^{3} T^{2} \)
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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

−8.211948495259929922878626513705, −8.096821651337592044261560039279, −6.80017974243895666242993112137, −6.45393667091049577166082726140, −5.24969369783779559601322372738, −4.14018972680080869011980637118, −3.21500100262916492739981769990, −2.31884629445748682865244562239, −1.26645166178808878006035466198, 0, 1.26645166178808878006035466198, 2.31884629445748682865244562239, 3.21500100262916492739981769990, 4.14018972680080869011980637118, 5.24969369783779559601322372738, 6.45393667091049577166082726140, 6.80017974243895666242993112137, 8.096821651337592044261560039279, 8.211948495259929922878626513705

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