Properties

Label 2-245-1.1-c5-0-53
Degree $2$
Conductor $245$
Sign $-1$
Analytic cond. $39.2940$
Root an. cond. $6.26849$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 7.59·2-s − 26.8·3-s + 25.6·4-s + 25·5-s − 203.·6-s − 48.1·8-s + 477.·9-s + 189.·10-s + 698.·11-s − 688.·12-s − 469.·13-s − 670.·15-s − 1.18e3·16-s − 1.37e3·17-s + 3.62e3·18-s + 1.61e3·19-s + 641.·20-s + 5.30e3·22-s − 467.·23-s + 1.29e3·24-s + 625·25-s − 3.56e3·26-s − 6.28e3·27-s + 2.61e3·29-s − 5.09e3·30-s − 5.57e3·31-s − 7.46e3·32-s + ⋯
L(s)  = 1  + 1.34·2-s − 1.72·3-s + 0.801·4-s + 0.447·5-s − 2.31·6-s − 0.266·8-s + 1.96·9-s + 0.600·10-s + 1.73·11-s − 1.38·12-s − 0.769·13-s − 0.769·15-s − 1.15·16-s − 1.15·17-s + 2.63·18-s + 1.02·19-s + 0.358·20-s + 2.33·22-s − 0.184·23-s + 0.458·24-s + 0.200·25-s − 1.03·26-s − 1.65·27-s + 0.577·29-s − 1.03·30-s − 1.04·31-s − 1.28·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(245\)    =    \(5 \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(39.2940\)
Root analytic conductor: \(6.26849\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 245,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 - 25T \)
7 \( 1 \)
good2 \( 1 - 7.59T + 32T^{2} \)
3 \( 1 + 26.8T + 243T^{2} \)
11 \( 1 - 698.T + 1.61e5T^{2} \)
13 \( 1 + 469.T + 3.71e5T^{2} \)
17 \( 1 + 1.37e3T + 1.41e6T^{2} \)
19 \( 1 - 1.61e3T + 2.47e6T^{2} \)
23 \( 1 + 467.T + 6.43e6T^{2} \)
29 \( 1 - 2.61e3T + 2.05e7T^{2} \)
31 \( 1 + 5.57e3T + 2.86e7T^{2} \)
37 \( 1 + 1.52e4T + 6.93e7T^{2} \)
41 \( 1 + 9.37e3T + 1.15e8T^{2} \)
43 \( 1 + 1.99e4T + 1.47e8T^{2} \)
47 \( 1 + 1.99e4T + 2.29e8T^{2} \)
53 \( 1 + 3.33e3T + 4.18e8T^{2} \)
59 \( 1 + 1.38e4T + 7.14e8T^{2} \)
61 \( 1 - 3.33e4T + 8.44e8T^{2} \)
67 \( 1 + 7.25e3T + 1.35e9T^{2} \)
71 \( 1 + 4.71e4T + 1.80e9T^{2} \)
73 \( 1 - 8.65e4T + 2.07e9T^{2} \)
79 \( 1 + 3.47e4T + 3.07e9T^{2} \)
83 \( 1 - 8.58e4T + 3.93e9T^{2} \)
89 \( 1 + 1.18e4T + 5.58e9T^{2} \)
97 \( 1 + 1.65e4T + 8.58e9T^{2} \)
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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

−11.31432802777673487047154780685, −10.06902675291449417732224397882, −9.063196812950150656865388753247, −6.80063578983768814913908050677, −6.55370047502746144273819266650, −5.36351313732453172264208167768, −4.78214155804686530220317178161, −3.63249359873838776552880631771, −1.65053916787079488975885624541, 0, 1.65053916787079488975885624541, 3.63249359873838776552880631771, 4.78214155804686530220317178161, 5.36351313732453172264208167768, 6.55370047502746144273819266650, 6.80063578983768814913908050677, 9.063196812950150656865388753247, 10.06902675291449417732224397882, 11.31432802777673487047154780685

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