Properties

Label 2-245-1.1-c3-0-18
Degree $2$
Conductor $245$
Sign $-1$
Analytic cond. $14.4554$
Root an. cond. $3.80203$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.31·2-s − 5·3-s − 2.63·4-s − 5·5-s + 11.5·6-s + 24.6·8-s − 2·9-s + 11.5·10-s + 46.2·11-s + 13.1·12-s + 61.3·13-s + 25·15-s − 36·16-s − 101.·17-s + 4.63·18-s − 3.66·19-s + 13.1·20-s − 107.·22-s + 84.8·23-s − 123.·24-s + 25·25-s − 142.·26-s + 145·27-s + 30.1·29-s − 57.9·30-s − 188.·31-s − 113.·32-s + ⋯
L(s)  = 1  − 0.819·2-s − 0.962·3-s − 0.329·4-s − 0.447·5-s + 0.788·6-s + 1.08·8-s − 0.0740·9-s + 0.366·10-s + 1.26·11-s + 0.316·12-s + 1.30·13-s + 0.430·15-s − 0.562·16-s − 1.44·17-s + 0.0606·18-s − 0.0442·19-s + 0.147·20-s − 1.03·22-s + 0.769·23-s − 1.04·24-s + 0.200·25-s − 1.07·26-s + 1.03·27-s + 0.193·29-s − 0.352·30-s − 1.09·31-s − 0.627·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(245\)    =    \(5 \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(14.4554\)
Root analytic conductor: \(3.80203\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 245,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + 5T \)
7 \( 1 \)
good2 \( 1 + 2.31T + 8T^{2} \)
3 \( 1 + 5T + 27T^{2} \)
11 \( 1 - 46.2T + 1.33e3T^{2} \)
13 \( 1 - 61.3T + 2.19e3T^{2} \)
17 \( 1 + 101.T + 4.91e3T^{2} \)
19 \( 1 + 3.66T + 6.85e3T^{2} \)
23 \( 1 - 84.8T + 1.21e4T^{2} \)
29 \( 1 - 30.1T + 2.43e4T^{2} \)
31 \( 1 + 188.T + 2.97e4T^{2} \)
37 \( 1 - 18.0T + 5.06e4T^{2} \)
41 \( 1 + 481.T + 6.89e4T^{2} \)
43 \( 1 + 97.7T + 7.95e4T^{2} \)
47 \( 1 + 117.T + 1.03e5T^{2} \)
53 \( 1 - 667.T + 1.48e5T^{2} \)
59 \( 1 + 57.3T + 2.05e5T^{2} \)
61 \( 1 + 738.T + 2.26e5T^{2} \)
67 \( 1 - 552.T + 3.00e5T^{2} \)
71 \( 1 + 740.T + 3.57e5T^{2} \)
73 \( 1 + 233.T + 3.89e5T^{2} \)
79 \( 1 + 1.07e3T + 4.93e5T^{2} \)
83 \( 1 + 683.T + 5.71e5T^{2} \)
89 \( 1 - 1.38e3T + 7.04e5T^{2} \)
97 \( 1 + 218.T + 9.12e5T^{2} \)
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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

−11.17640015452778181744863073085, −10.34679310526481175010457988521, −8.882492241037928788796798324180, −8.688520042377446474929939395402, −7.11204992735264282915461643907, −6.22942758318084413538326499999, −4.86943917233339096392053040151, −3.78191278706345279968320018666, −1.31984406205137736308868858378, 0, 1.31984406205137736308868858378, 3.78191278706345279968320018666, 4.86943917233339096392053040151, 6.22942758318084413538326499999, 7.11204992735264282915461643907, 8.688520042377446474929939395402, 8.882492241037928788796798324180, 10.34679310526481175010457988521, 11.17640015452778181744863073085

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