Properties

Label 2-245-245.208-c1-0-4
Degree $2$
Conductor $245$
Sign $-0.452 + 0.891i$
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  + (−0.468 + 2.47i)2-s + (−0.114 + 3.06i)3-s + (−4.06 − 1.59i)4-s + (1.36 + 1.77i)5-s + (−7.54 − 1.72i)6-s + (1.10 − 2.40i)7-s + (3.17 − 5.04i)8-s + (−6.39 − 0.479i)9-s + (−5.03 + 2.54i)10-s + (0.241 + 3.22i)11-s + (5.35 − 12.2i)12-s + (1.81 − 0.636i)13-s + (5.44 + 3.86i)14-s + (−5.58 + 3.97i)15-s + (4.62 + 4.28i)16-s + (1.00 + 1.35i)17-s + ⋯
L(s)  = 1  + (−0.331 + 1.75i)2-s + (−0.0662 + 1.77i)3-s + (−2.03 − 0.796i)4-s + (0.609 + 0.792i)5-s + (−3.08 − 0.703i)6-s + (0.417 − 0.908i)7-s + (1.12 − 1.78i)8-s + (−2.13 − 0.159i)9-s + (−1.59 + 0.806i)10-s + (0.0729 + 0.972i)11-s + (1.54 − 3.54i)12-s + (0.504 − 0.176i)13-s + (1.45 + 1.03i)14-s + (−1.44 + 1.02i)15-s + (1.15 + 1.07i)16-s + (0.242 + 0.328i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.452 + 0.891i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.452 + 0.891i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(245\)    =    \(5 \cdot 7^{2}\)
Sign: $-0.452 + 0.891i$
Analytic conductor: \(1.95633\)
Root analytic conductor: \(1.39869\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{245} (208, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 245,\ (\ :1/2),\ -0.452 + 0.891i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.524067 - 0.853751i\)
\(L(\frac12)\) \(\approx\) \(0.524067 - 0.853751i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + (-1.36 - 1.77i)T \)
7 \( 1 + (-1.10 + 2.40i)T \)
good2 \( 1 + (0.468 - 2.47i)T + (-1.86 - 0.730i)T^{2} \)
3 \( 1 + (0.114 - 3.06i)T + (-2.99 - 0.224i)T^{2} \)
11 \( 1 + (-0.241 - 3.22i)T + (-10.8 + 1.63i)T^{2} \)
13 \( 1 + (-1.81 + 0.636i)T + (10.1 - 8.10i)T^{2} \)
17 \( 1 + (-1.00 - 1.35i)T + (-5.01 + 16.2i)T^{2} \)
19 \( 1 + (-2.52 + 4.36i)T + (-9.5 - 16.4i)T^{2} \)
23 \( 1 + (-5.11 - 3.77i)T + (6.77 + 21.9i)T^{2} \)
29 \( 1 + (2.61 + 2.08i)T + (6.45 + 28.2i)T^{2} \)
31 \( 1 + (1.27 - 0.734i)T + (15.5 - 26.8i)T^{2} \)
37 \( 1 + (5.48 + 2.39i)T + (25.1 + 27.1i)T^{2} \)
41 \( 1 + (-1.44 + 0.329i)T + (36.9 - 17.7i)T^{2} \)
43 \( 1 + (-6.56 + 4.12i)T + (18.6 - 38.7i)T^{2} \)
47 \( 1 + (8.59 + 1.62i)T + (43.7 + 17.1i)T^{2} \)
53 \( 1 + (0.904 - 0.394i)T + (36.0 - 38.8i)T^{2} \)
59 \( 1 + (1.70 - 0.524i)T + (48.7 - 33.2i)T^{2} \)
61 \( 1 + (7.28 - 2.86i)T + (44.7 - 41.4i)T^{2} \)
67 \( 1 + (-12.0 - 3.21i)T + (58.0 + 33.5i)T^{2} \)
71 \( 1 + (3.77 + 4.72i)T + (-15.7 + 69.2i)T^{2} \)
73 \( 1 + (-2.81 + 0.533i)T + (67.9 - 26.6i)T^{2} \)
79 \( 1 + (-11.5 - 6.66i)T + (39.5 + 68.4i)T^{2} \)
83 \( 1 + (-3.95 + 11.3i)T + (-64.8 - 51.7i)T^{2} \)
89 \( 1 + (0.579 - 7.73i)T + (-88.0 - 13.2i)T^{2} \)
97 \( 1 + (-6.20 - 6.20i)T + 97iT^{2} \)
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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

−13.39135754721504060418394271803, −11.19844726819580717255015412079, −10.45962106406394696162525239594, −9.615478840467700279429135181141, −9.045142532739405841407726320500, −7.66626525456848301955162328309, −6.79019527779350579297703891269, −5.53207672104969271093693988129, −4.80575310967878707834032572164, −3.63228921043422691280540604616, 1.01910904903769902975370708584, 1.90939749743392529029521837331, 3.09854992234970115121818780971, 5.18291375555772726751080623389, 6.22265036424588359416693918081, 8.009928195717613747230273006494, 8.654709429238526540503035940342, 9.394963823405276413376701758593, 10.92782959171396353091138619330, 11.63687605640806714746835410221

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