Properties

Label 2-1247-1.1-c1-0-50
Degree $2$
Conductor $1247$
Sign $-1$
Analytic cond. $9.95734$
Root an. cond. $3.15552$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.268·2-s − 2.54·3-s − 1.92·4-s − 0.0127·5-s − 0.683·6-s + 1.14·7-s − 1.05·8-s + 3.49·9-s − 0.00340·10-s − 3.53·11-s + 4.91·12-s + 5.69·13-s + 0.305·14-s + 0.0323·15-s + 3.57·16-s − 2.24·17-s + 0.937·18-s + 2.38·19-s + 0.0244·20-s − 2.90·21-s − 0.948·22-s + 8.30·23-s + 2.68·24-s − 4.99·25-s + 1.52·26-s − 1.26·27-s − 2.19·28-s + ⋯
L(s)  = 1  + 0.189·2-s − 1.47·3-s − 0.964·4-s − 0.00568·5-s − 0.279·6-s + 0.431·7-s − 0.372·8-s + 1.16·9-s − 0.00107·10-s − 1.06·11-s + 1.41·12-s + 1.57·13-s + 0.0817·14-s + 0.00836·15-s + 0.893·16-s − 0.545·17-s + 0.221·18-s + 0.548·19-s + 0.00547·20-s − 0.634·21-s − 0.202·22-s + 1.73·23-s + 0.548·24-s − 0.999·25-s + 0.299·26-s − 0.244·27-s − 0.415·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1247 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1247 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1247\)    =    \(29 \cdot 43\)
Sign: $-1$
Analytic conductor: \(9.95734\)
Root analytic conductor: \(3.15552\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1247,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad29 \( 1 + T \)
43 \( 1 + T \)
good2 \( 1 - 0.268T + 2T^{2} \)
3 \( 1 + 2.54T + 3T^{2} \)
5 \( 1 + 0.0127T + 5T^{2} \)
7 \( 1 - 1.14T + 7T^{2} \)
11 \( 1 + 3.53T + 11T^{2} \)
13 \( 1 - 5.69T + 13T^{2} \)
17 \( 1 + 2.24T + 17T^{2} \)
19 \( 1 - 2.38T + 19T^{2} \)
23 \( 1 - 8.30T + 23T^{2} \)
31 \( 1 + 7.05T + 31T^{2} \)
37 \( 1 + 4.81T + 37T^{2} \)
41 \( 1 + 1.74T + 41T^{2} \)
47 \( 1 - 6.80T + 47T^{2} \)
53 \( 1 + 10.9T + 53T^{2} \)
59 \( 1 - 3.30T + 59T^{2} \)
61 \( 1 + 9.97T + 61T^{2} \)
67 \( 1 - 9.68T + 67T^{2} \)
71 \( 1 - 10.2T + 71T^{2} \)
73 \( 1 + 15.3T + 73T^{2} \)
79 \( 1 + 10.6T + 79T^{2} \)
83 \( 1 - 0.605T + 83T^{2} \)
89 \( 1 + 6.11T + 89T^{2} \)
97 \( 1 + 8.80T + 97T^{2} \)
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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

−9.295287658673927464371234358463, −8.549175956328026464106440660483, −7.62870366851729367846089927412, −6.56940255821513340642042705081, −5.58535740538611173399211579390, −5.26148387079755589419579374429, −4.36295021922158551475390056373, −3.29683937108007530910112736928, −1.33468956894289870737997698775, 0, 1.33468956894289870737997698775, 3.29683937108007530910112736928, 4.36295021922158551475390056373, 5.26148387079755589419579374429, 5.58535740538611173399211579390, 6.56940255821513340642042705081, 7.62870366851729367846089927412, 8.549175956328026464106440660483, 9.295287658673927464371234358463

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