Properties

Label 2-245-245.103-c1-0-15
Degree $2$
Conductor $245$
Sign $0.681 - 0.732i$
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  + (−0.787 + 1.06i)2-s + (2.66 − 0.505i)3-s + (0.0709 + 0.230i)4-s + (−0.248 − 2.22i)5-s + (−1.56 + 3.24i)6-s + (1.25 + 2.33i)7-s + (−2.80 − 0.981i)8-s + (4.07 − 1.60i)9-s + (2.56 + 1.48i)10-s + (−0.869 + 2.21i)11-s + (0.305 + 0.578i)12-s + (4.06 + 0.458i)13-s + (−3.47 − 0.499i)14-s + (−1.78 − 5.80i)15-s + (2.85 − 1.94i)16-s + (−2.60 − 0.0973i)17-s + ⋯
L(s)  = 1  + (−0.556 + 0.754i)2-s + (1.54 − 0.291i)3-s + (0.0354 + 0.115i)4-s + (−0.111 − 0.993i)5-s + (−0.638 + 1.32i)6-s + (0.473 + 0.880i)7-s + (−0.991 − 0.347i)8-s + (1.35 − 0.533i)9-s + (0.811 + 0.469i)10-s + (−0.262 + 0.668i)11-s + (0.0882 + 0.166i)12-s + (1.12 + 0.127i)13-s + (−0.928 − 0.133i)14-s + (−0.460 − 1.49i)15-s + (0.714 − 0.487i)16-s + (−0.631 − 0.0236i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.681 - 0.732i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.681 - 0.732i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(245\)    =    \(5 \cdot 7^{2}\)
Sign: $0.681 - 0.732i$
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: \((2,\ 245,\ (\ :1/2),\ 0.681 - 0.732i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.40449 + 0.611793i\)
\(L(\frac12)\) \(\approx\) \(1.40449 + 0.611793i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + (0.248 + 2.22i)T \)
7 \( 1 + (-1.25 - 2.33i)T \)
good2 \( 1 + (0.787 - 1.06i)T + (-0.589 - 1.91i)T^{2} \)
3 \( 1 + (-2.66 + 0.505i)T + (2.79 - 1.09i)T^{2} \)
11 \( 1 + (0.869 - 2.21i)T + (-8.06 - 7.48i)T^{2} \)
13 \( 1 + (-4.06 - 0.458i)T + (12.6 + 2.89i)T^{2} \)
17 \( 1 + (2.60 + 0.0973i)T + (16.9 + 1.27i)T^{2} \)
19 \( 1 + (-2.06 + 3.56i)T + (-9.5 - 16.4i)T^{2} \)
23 \( 1 + (0.136 + 3.64i)T + (-22.9 + 1.71i)T^{2} \)
29 \( 1 + (-0.312 + 0.0712i)T + (26.1 - 12.5i)T^{2} \)
31 \( 1 + (5.82 - 3.36i)T + (15.5 - 26.8i)T^{2} \)
37 \( 1 + (5.01 - 2.64i)T + (20.8 - 30.5i)T^{2} \)
41 \( 1 + (-4.47 - 9.29i)T + (-25.5 + 32.0i)T^{2} \)
43 \( 1 + (3.44 + 9.83i)T + (-33.6 + 26.8i)T^{2} \)
47 \( 1 + (4.50 + 3.32i)T + (13.8 + 44.9i)T^{2} \)
53 \( 1 + (10.3 + 5.47i)T + (29.8 + 43.7i)T^{2} \)
59 \( 1 + (-0.105 - 1.41i)T + (-58.3 + 8.79i)T^{2} \)
61 \( 1 + (-4.27 + 13.8i)T + (-50.4 - 34.3i)T^{2} \)
67 \( 1 + (-1.24 - 0.333i)T + (58.0 + 33.5i)T^{2} \)
71 \( 1 + (-1.45 + 6.39i)T + (-63.9 - 30.8i)T^{2} \)
73 \( 1 + (4.61 - 3.40i)T + (21.5 - 69.7i)T^{2} \)
79 \( 1 + (-5.92 - 3.42i)T + (39.5 + 68.4i)T^{2} \)
83 \( 1 + (0.720 + 6.39i)T + (-80.9 + 18.4i)T^{2} \)
89 \( 1 + (-5.24 - 13.3i)T + (-65.2 + 60.5i)T^{2} \)
97 \( 1 + (1.25 + 1.25i)T + 97iT^{2} \)
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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

−12.54328403816339422202877084598, −11.41821078992444718046047941913, −9.572864215760888042197750060497, −8.825658377769931276667183258071, −8.476537739737307314584598913502, −7.67878326979420931172256305350, −6.55117785637538873758314809317, −4.96633992313615399978766877283, −3.42825600253078565857867523483, −1.99482588719819610245818258662, 1.75225898956468800056242426451, 3.11786955412149017196286809330, 3.83506821308242692298984585313, 5.95064959854273345646117743185, 7.42133696678571816044582368035, 8.255044283079111452056407558535, 9.176980902609793154020451103985, 10.10658926426892664236102660948, 10.85703044355739046009171196101, 11.42527928732648930656614484093

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