Properties

Label 2-245-245.103-c1-0-5
Degree $2$
Conductor $245$
Sign $0.307 - 0.951i$
Analytic cond. $1.95633$
Root an. cond. $1.39869$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (0.358 − 0.485i)2-s + (−0.0479 + 0.00906i)3-s + (0.482 + 1.56i)4-s + (−2.11 + 0.726i)5-s + (−0.0127 + 0.0265i)6-s + (−0.483 + 2.60i)7-s + (2.07 + 0.724i)8-s + (−2.79 + 1.09i)9-s + (−0.404 + 1.28i)10-s + (−0.343 + 0.874i)11-s + (−0.0372 − 0.0705i)12-s + (5.89 + 0.663i)13-s + (1.08 + 1.16i)14-s + (0.0947 − 0.0540i)15-s + (−1.61 + 1.09i)16-s + (−4.55 − 0.170i)17-s + ⋯
L(s)  = 1  + (0.253 − 0.343i)2-s + (−0.0276 + 0.00523i)3-s + (0.241 + 0.781i)4-s + (−0.945 + 0.325i)5-s + (−0.00521 + 0.0108i)6-s + (−0.182 + 0.983i)7-s + (0.731 + 0.256i)8-s + (−0.930 + 0.365i)9-s + (−0.128 + 0.406i)10-s + (−0.103 + 0.263i)11-s + (−0.0107 − 0.0203i)12-s + (1.63 + 0.184i)13-s + (0.291 + 0.311i)14-s + (0.0244 − 0.0139i)15-s + (−0.402 + 0.274i)16-s + (−1.10 − 0.0413i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.307 - 0.951i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.307 - 0.951i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(245\)    =    \(5 \cdot 7^{2}\)
Sign: $0.307 - 0.951i$
Analytic conductor: \(1.95633\)
Root analytic conductor: \(1.39869\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{245} (103, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 245,\ (\ :1/2),\ 0.307 - 0.951i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.952177 + 0.693102i\)
\(L(\frac12)\) \(\approx\) \(0.952177 + 0.693102i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + (2.11 - 0.726i)T \)
7 \( 1 + (0.483 - 2.60i)T \)
good2 \( 1 + (-0.358 + 0.485i)T + (-0.589 - 1.91i)T^{2} \)
3 \( 1 + (0.0479 - 0.00906i)T + (2.79 - 1.09i)T^{2} \)
11 \( 1 + (0.343 - 0.874i)T + (-8.06 - 7.48i)T^{2} \)
13 \( 1 + (-5.89 - 0.663i)T + (12.6 + 2.89i)T^{2} \)
17 \( 1 + (4.55 + 0.170i)T + (16.9 + 1.27i)T^{2} \)
19 \( 1 + (-4.20 + 7.28i)T + (-9.5 - 16.4i)T^{2} \)
23 \( 1 + (-0.248 - 6.64i)T + (-22.9 + 1.71i)T^{2} \)
29 \( 1 + (-1.80 + 0.411i)T + (26.1 - 12.5i)T^{2} \)
31 \( 1 + (-3.48 + 2.01i)T + (15.5 - 26.8i)T^{2} \)
37 \( 1 + (-3.67 + 1.93i)T + (20.8 - 30.5i)T^{2} \)
41 \( 1 + (0.726 + 1.50i)T + (-25.5 + 32.0i)T^{2} \)
43 \( 1 + (-1.02 - 2.91i)T + (-33.6 + 26.8i)T^{2} \)
47 \( 1 + (3.22 + 2.37i)T + (13.8 + 44.9i)T^{2} \)
53 \( 1 + (-5.37 - 2.83i)T + (29.8 + 43.7i)T^{2} \)
59 \( 1 + (0.410 + 5.47i)T + (-58.3 + 8.79i)T^{2} \)
61 \( 1 + (2.74 - 8.90i)T + (-50.4 - 34.3i)T^{2} \)
67 \( 1 + (6.43 + 1.72i)T + (58.0 + 33.5i)T^{2} \)
71 \( 1 + (-2.32 + 10.1i)T + (-63.9 - 30.8i)T^{2} \)
73 \( 1 + (-3.05 + 2.25i)T + (21.5 - 69.7i)T^{2} \)
79 \( 1 + (-0.820 - 0.473i)T + (39.5 + 68.4i)T^{2} \)
83 \( 1 + (-0.767 - 6.80i)T + (-80.9 + 18.4i)T^{2} \)
89 \( 1 + (-2.08 - 5.30i)T + (-65.2 + 60.5i)T^{2} \)
97 \( 1 + (-8.43 - 8.43i)T + 97iT^{2} \)
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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

−11.98004090581613642063567315923, −11.36975150829692935402737945965, −11.02191444989966099486563841611, −9.094138444388998337876974293566, −8.432186013826479966441325681793, −7.42863998318235525018713162159, −6.27110041044264661103667868094, −4.81036264594687435218837587258, −3.47594745693585836216519901903, −2.56042974943876523929699589190, 0.930846990992109996118258057513, 3.45227723787144477714023335942, 4.52189488326407591328280673030, 5.91547599390711809498976640133, 6.68214447507649776367733085820, 7.967874969965423367539922137755, 8.773643264518553360857997874446, 10.23469599468157690163572330064, 10.97979814252011416607593664808, 11.71085455672071379065270952410

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