Properties

Label 2-245-1.1-c3-0-5
Degree $2$
Conductor $245$
Sign $1$
Analytic cond. $14.4554$
Root an. cond. $3.80203$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s − 6·3-s − 7·4-s + 5·5-s − 6·6-s − 15·8-s + 9·9-s + 5·10-s − 44·11-s + 42·12-s − 6·13-s − 30·15-s + 41·16-s + 24·17-s + 9·18-s + 114·19-s − 35·20-s − 44·22-s − 52·23-s + 90·24-s + 25·25-s − 6·26-s + 108·27-s + 146·29-s − 30·30-s + 276·31-s + 161·32-s + ⋯
L(s)  = 1  + 0.353·2-s − 1.15·3-s − 7/8·4-s + 0.447·5-s − 0.408·6-s − 0.662·8-s + 1/3·9-s + 0.158·10-s − 1.20·11-s + 1.01·12-s − 0.128·13-s − 0.516·15-s + 0.640·16-s + 0.342·17-s + 0.117·18-s + 1.37·19-s − 0.391·20-s − 0.426·22-s − 0.471·23-s + 0.765·24-s + 1/5·25-s − 0.0452·26-s + 0.769·27-s + 0.934·29-s − 0.182·30-s + 1.59·31-s + 0.889·32-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: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 245,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(0.9380469466\)
\(L(\frac12)\) \(\approx\) \(0.9380469466\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 - p T \)
7 \( 1 \)
good2 \( 1 - T + p^{3} T^{2} \)
3 \( 1 + 2 p T + p^{3} T^{2} \)
11 \( 1 + 4 p T + p^{3} T^{2} \)
13 \( 1 + 6 T + p^{3} T^{2} \)
17 \( 1 - 24 T + p^{3} T^{2} \)
19 \( 1 - 6 p T + p^{3} T^{2} \)
23 \( 1 + 52 T + p^{3} T^{2} \)
29 \( 1 - 146 T + p^{3} T^{2} \)
31 \( 1 - 276 T + p^{3} T^{2} \)
37 \( 1 + 210 T + p^{3} T^{2} \)
41 \( 1 + 444 T + p^{3} T^{2} \)
43 \( 1 - 492 T + p^{3} T^{2} \)
47 \( 1 - 612 T + p^{3} T^{2} \)
53 \( 1 - 50 T + p^{3} T^{2} \)
59 \( 1 + 294 T + p^{3} T^{2} \)
61 \( 1 + 450 T + p^{3} T^{2} \)
67 \( 1 + 668 T + p^{3} T^{2} \)
71 \( 1 + 308 T + p^{3} T^{2} \)
73 \( 1 + 12 T + p^{3} T^{2} \)
79 \( 1 - 596 T + p^{3} T^{2} \)
83 \( 1 - 966 T + p^{3} T^{2} \)
89 \( 1 - 408 T + p^{3} T^{2} \)
97 \( 1 - 1200 T + p^{3} T^{2} \)
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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

−11.97693236302079478916350455062, −10.56668606870212241137361683026, −10.01368956894195597180246174670, −8.801811997129755070097570128571, −7.62987393674825266121058001125, −6.15153347447503958106153449847, −5.38955411650657020820502524891, −4.69012342516492712295988571953, −2.98874167807381179399889932454, −0.70760168291128778676896138659, 0.70760168291128778676896138659, 2.98874167807381179399889932454, 4.69012342516492712295988571953, 5.38955411650657020820502524891, 6.15153347447503958106153449847, 7.62987393674825266121058001125, 8.801811997129755070097570128571, 10.01368956894195597180246174670, 10.56668606870212241137361683026, 11.97693236302079478916350455062

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