Properties

Label 2-245-1.1-c1-0-10
Degree $2$
Conductor $245$
Sign $1$
Analytic cond. $1.95633$
Root an. cond. $1.39869$
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  + 1.41·2-s + 2.41·3-s + 5-s + 3.41·6-s − 2.82·8-s + 2.82·9-s + 1.41·10-s − 5.82·11-s + 1.58·13-s + 2.41·15-s − 4.00·16-s − 5.24·17-s + 4·18-s + 6·19-s − 8.24·22-s + 4.58·23-s − 6.82·24-s + 25-s + 2.24·26-s − 0.414·27-s + 2.65·29-s + 3.41·30-s + 1.75·31-s − 14.0·33-s − 7.41·34-s + ⋯
L(s)  = 1  + 1.00·2-s + 1.39·3-s + 0.447·5-s + 1.39·6-s − 0.999·8-s + 0.942·9-s + 0.447·10-s − 1.75·11-s + 0.439·13-s + 0.623·15-s − 1.00·16-s − 1.27·17-s + 0.942·18-s + 1.37·19-s − 1.75·22-s + 0.956·23-s − 1.39·24-s + 0.200·25-s + 0.439·26-s − 0.0797·27-s + 0.493·29-s + 0.623·30-s + 0.315·31-s − 2.44·33-s − 1.27·34-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(245\)    =    \(5 \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(1.95633\)
Root analytic conductor: \(1.39869\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 245,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.593124404\)
\(L(\frac12)\) \(\approx\) \(2.593124404\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 - T \)
7 \( 1 \)
good2 \( 1 - 1.41T + 2T^{2} \)
3 \( 1 - 2.41T + 3T^{2} \)
11 \( 1 + 5.82T + 11T^{2} \)
13 \( 1 - 1.58T + 13T^{2} \)
17 \( 1 + 5.24T + 17T^{2} \)
19 \( 1 - 6T + 19T^{2} \)
23 \( 1 - 4.58T + 23T^{2} \)
29 \( 1 - 2.65T + 29T^{2} \)
31 \( 1 - 1.75T + 31T^{2} \)
37 \( 1 + 6.24T + 37T^{2} \)
41 \( 1 - 2.24T + 41T^{2} \)
43 \( 1 - 2T + 43T^{2} \)
47 \( 1 - 1.24T + 47T^{2} \)
53 \( 1 + 4.24T + 53T^{2} \)
59 \( 1 - 6.24T + 59T^{2} \)
61 \( 1 - 2.82T + 61T^{2} \)
67 \( 1 - 0.242T + 67T^{2} \)
71 \( 1 + 8.82T + 71T^{2} \)
73 \( 1 - 8.48T + 73T^{2} \)
79 \( 1 + 15.4T + 79T^{2} \)
83 \( 1 + 83T^{2} \)
89 \( 1 + 8T + 89T^{2} \)
97 \( 1 - 4.75T + 97T^{2} \)
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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

−12.65123854408679236398752966025, −11.23727897805168480757040205306, −10.02444638413333487836632778087, −9.039973241264424606300629506558, −8.336620381965841247969827965325, −7.13974971949884308544174915442, −5.65488311335572233497147904842, −4.69114213608509091054076420224, −3.28226507776473392443362812337, −2.50776347176226660734513924176, 2.50776347176226660734513924176, 3.28226507776473392443362812337, 4.69114213608509091054076420224, 5.65488311335572233497147904842, 7.13974971949884308544174915442, 8.336620381965841247969827965325, 9.039973241264424606300629506558, 10.02444638413333487836632778087, 11.23727897805168480757040205306, 12.65123854408679236398752966025

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