Properties

Label 2-1027-1.1-c1-0-51
Degree $2$
Conductor $1027$
Sign $1$
Analytic cond. $8.20063$
Root an. cond. $2.86367$
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  + 2.20·2-s + 1.14·3-s + 2.87·4-s − 0.436·5-s + 2.53·6-s + 3.86·7-s + 1.94·8-s − 1.68·9-s − 0.964·10-s − 0.587·11-s + 3.30·12-s + 13-s + 8.54·14-s − 0.501·15-s − 1.46·16-s + 6.88·17-s − 3.71·18-s − 0.710·19-s − 1.25·20-s + 4.43·21-s − 1.29·22-s + 0.0670·23-s + 2.22·24-s − 4.80·25-s + 2.20·26-s − 5.37·27-s + 11.1·28-s + ⋯
L(s)  = 1  + 1.56·2-s + 0.662·3-s + 1.43·4-s − 0.195·5-s + 1.03·6-s + 1.46·7-s + 0.686·8-s − 0.560·9-s − 0.305·10-s − 0.177·11-s + 0.954·12-s + 0.277·13-s + 2.28·14-s − 0.129·15-s − 0.366·16-s + 1.66·17-s − 0.876·18-s − 0.163·19-s − 0.281·20-s + 0.968·21-s − 0.276·22-s + 0.0139·23-s + 0.455·24-s − 0.961·25-s + 0.433·26-s − 1.03·27-s + 2.10·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1027 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1027 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1027\)    =    \(13 \cdot 79\)
Sign: $1$
Analytic conductor: \(8.20063\)
Root analytic conductor: \(2.86367\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1027,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(4.842372866\)
\(L(\frac12)\) \(\approx\) \(4.842372866\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad13 \( 1 - T \)
79 \( 1 + T \)
good2 \( 1 - 2.20T + 2T^{2} \)
3 \( 1 - 1.14T + 3T^{2} \)
5 \( 1 + 0.436T + 5T^{2} \)
7 \( 1 - 3.86T + 7T^{2} \)
11 \( 1 + 0.587T + 11T^{2} \)
17 \( 1 - 6.88T + 17T^{2} \)
19 \( 1 + 0.710T + 19T^{2} \)
23 \( 1 - 0.0670T + 23T^{2} \)
29 \( 1 - 3.45T + 29T^{2} \)
31 \( 1 - 3.61T + 31T^{2} \)
37 \( 1 + 3.99T + 37T^{2} \)
41 \( 1 + 4.14T + 41T^{2} \)
43 \( 1 + 1.98T + 43T^{2} \)
47 \( 1 + 0.00586T + 47T^{2} \)
53 \( 1 + 2.42T + 53T^{2} \)
59 \( 1 + 2.78T + 59T^{2} \)
61 \( 1 + 9.08T + 61T^{2} \)
67 \( 1 - 3.12T + 67T^{2} \)
71 \( 1 + 15.7T + 71T^{2} \)
73 \( 1 - 1.79T + 73T^{2} \)
83 \( 1 - 15.6T + 83T^{2} \)
89 \( 1 + 4.31T + 89T^{2} \)
97 \( 1 + 0.421T + 97T^{2} \)
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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

−10.13265336038672893156009017024, −8.878177889301624465704943643281, −8.089039936033716768900720263677, −7.52727471807663136618229468370, −6.18918193254127089359039447676, −5.40528330959348553528513621063, −4.70011867777355774652205360288, −3.69420891174305979739588437880, −2.90740740049302643212574112496, −1.73682712041574853977088996838, 1.73682712041574853977088996838, 2.90740740049302643212574112496, 3.69420891174305979739588437880, 4.70011867777355774652205360288, 5.40528330959348553528513621063, 6.18918193254127089359039447676, 7.52727471807663136618229468370, 8.089039936033716768900720263677, 8.878177889301624465704943643281, 10.13265336038672893156009017024

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