Properties

Label 2-2178-1.1-c1-0-6
Degree $2$
Conductor $2178$
Sign $1$
Analytic cond. $17.3914$
Root an. cond. $4.17030$
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  − 2-s + 4-s − 2.85·5-s + 4.61·7-s − 8-s + 2.85·10-s − 3.23·13-s − 4.61·14-s + 16-s + 2.47·17-s − 3.23·19-s − 2.85·20-s + 3.23·23-s + 3.14·25-s + 3.23·26-s + 4.61·28-s + 0.381·29-s + 8.61·31-s − 32-s − 2.47·34-s − 13.1·35-s + 1.52·37-s + 3.23·38-s + 2.85·40-s + 3.23·41-s − 3.23·43-s − 3.23·46-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.5·4-s − 1.27·5-s + 1.74·7-s − 0.353·8-s + 0.902·10-s − 0.897·13-s − 1.23·14-s + 0.250·16-s + 0.599·17-s − 0.742·19-s − 0.638·20-s + 0.674·23-s + 0.629·25-s + 0.634·26-s + 0.872·28-s + 0.0709·29-s + 1.54·31-s − 0.176·32-s − 0.423·34-s − 2.22·35-s + 0.251·37-s + 0.524·38-s + 0.451·40-s + 0.505·41-s − 0.493·43-s − 0.477·46-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2178 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2178 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2178\)    =    \(2 \cdot 3^{2} \cdot 11^{2}\)
Sign: $1$
Analytic conductor: \(17.3914\)
Root analytic conductor: \(4.17030\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2178,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.121720988\)
\(L(\frac12)\) \(\approx\) \(1.121720988\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
3 \( 1 \)
11 \( 1 \)
good5 \( 1 + 2.85T + 5T^{2} \)
7 \( 1 - 4.61T + 7T^{2} \)
13 \( 1 + 3.23T + 13T^{2} \)
17 \( 1 - 2.47T + 17T^{2} \)
19 \( 1 + 3.23T + 19T^{2} \)
23 \( 1 - 3.23T + 23T^{2} \)
29 \( 1 - 0.381T + 29T^{2} \)
31 \( 1 - 8.61T + 31T^{2} \)
37 \( 1 - 1.52T + 37T^{2} \)
41 \( 1 - 3.23T + 41T^{2} \)
43 \( 1 + 3.23T + 43T^{2} \)
47 \( 1 + 2.47T + 47T^{2} \)
53 \( 1 - 3.85T + 53T^{2} \)
59 \( 1 - 3.85T + 59T^{2} \)
61 \( 1 + 6.76T + 61T^{2} \)
67 \( 1 - 4T + 67T^{2} \)
71 \( 1 + 12.4T + 71T^{2} \)
73 \( 1 + 11.3T + 73T^{2} \)
79 \( 1 + 9.32T + 79T^{2} \)
83 \( 1 - 0.673T + 83T^{2} \)
89 \( 1 - 11.7T + 89T^{2} \)
97 \( 1 - 11.3T + 97T^{2} \)
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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

−8.668587266010774136304825300989, −8.366708328881274068351563105091, −7.54330300621626421908873620274, −7.26989882183471939330900259141, −5.98523292275059972433830180783, −4.80297883282914629164846364899, −4.41424157457398053370909750635, −3.12864324384724769739190711590, −1.99330556163395116428919568696, −0.78354054822630437297368677856, 0.78354054822630437297368677856, 1.99330556163395116428919568696, 3.12864324384724769739190711590, 4.41424157457398053370909750635, 4.80297883282914629164846364899, 5.98523292275059972433830180783, 7.26989882183471939330900259141, 7.54330300621626421908873620274, 8.366708328881274068351563105091, 8.668587266010774136304825300989

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