Properties

Label 2-1755-1.1-c1-0-3
Degree $2$
Conductor $1755$
Sign $1$
Analytic cond. $14.0137$
Root an. cond. $3.74349$
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  + 0.214·2-s − 1.95·4-s − 5-s − 3.65·7-s − 0.849·8-s − 0.214·10-s + 0.401·11-s − 13-s − 0.785·14-s + 3.72·16-s − 6.98·17-s + 3.87·19-s + 1.95·20-s + 0.0863·22-s − 5.80·23-s + 25-s − 0.214·26-s + 7.14·28-s + 7.63·29-s − 1.02·31-s + 2.49·32-s − 1.50·34-s + 3.65·35-s − 11.5·37-s + 0.831·38-s + 0.849·40-s + 10.1·41-s + ⋯
L(s)  = 1  + 0.151·2-s − 0.976·4-s − 0.447·5-s − 1.38·7-s − 0.300·8-s − 0.0679·10-s + 0.121·11-s − 0.277·13-s − 0.209·14-s + 0.931·16-s − 1.69·17-s + 0.888·19-s + 0.436·20-s + 0.0183·22-s − 1.20·23-s + 0.200·25-s − 0.0421·26-s + 1.35·28-s + 1.41·29-s − 0.183·31-s + 0.441·32-s − 0.257·34-s + 0.618·35-s − 1.90·37-s + 0.134·38-s + 0.134·40-s + 1.58·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1755 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1755 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1755\)    =    \(3^{3} \cdot 5 \cdot 13\)
Sign: $1$
Analytic conductor: \(14.0137\)
Root analytic conductor: \(3.74349\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1755,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.7067954454\)
\(L(\frac12)\) \(\approx\) \(0.7067954454\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 + T \)
13 \( 1 + T \)
good2 \( 1 - 0.214T + 2T^{2} \)
7 \( 1 + 3.65T + 7T^{2} \)
11 \( 1 - 0.401T + 11T^{2} \)
17 \( 1 + 6.98T + 17T^{2} \)
19 \( 1 - 3.87T + 19T^{2} \)
23 \( 1 + 5.80T + 23T^{2} \)
29 \( 1 - 7.63T + 29T^{2} \)
31 \( 1 + 1.02T + 31T^{2} \)
37 \( 1 + 11.5T + 37T^{2} \)
41 \( 1 - 10.1T + 41T^{2} \)
43 \( 1 + 2.87T + 43T^{2} \)
47 \( 1 - 11.3T + 47T^{2} \)
53 \( 1 - 10.9T + 53T^{2} \)
59 \( 1 - 1.68T + 59T^{2} \)
61 \( 1 - 4.49T + 61T^{2} \)
67 \( 1 + 7.59T + 67T^{2} \)
71 \( 1 + 7.86T + 71T^{2} \)
73 \( 1 - 10.6T + 73T^{2} \)
79 \( 1 - 12.6T + 79T^{2} \)
83 \( 1 - 9.31T + 83T^{2} \)
89 \( 1 - 3.29T + 89T^{2} \)
97 \( 1 + 10.2T + 97T^{2} \)
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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

−9.116360658181171498991858543587, −8.812299883540879036445907809772, −7.74140647870427730189130584111, −6.84497726771230921581002042245, −6.11649562395683863177177037447, −5.13819312529780525590215956393, −4.18758845772375589258460049706, −3.57661842991796166427220753233, −2.50231050591668272942149167935, −0.54357029711419994366161390565, 0.54357029711419994366161390565, 2.50231050591668272942149167935, 3.57661842991796166427220753233, 4.18758845772375589258460049706, 5.13819312529780525590215956393, 6.11649562395683863177177037447, 6.84497726771230921581002042245, 7.74140647870427730189130584111, 8.812299883540879036445907809772, 9.116360658181171498991858543587

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