Properties

Label 2-245-245.108-c1-0-15
Degree $2$
Conductor $245$
Sign $0.999 + 0.0147i$
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  + (1.28 − 0.948i)2-s + (−0.110 + 0.585i)3-s + (0.163 − 0.529i)4-s + (0.775 + 2.09i)5-s + (0.413 + 0.857i)6-s + (−0.606 − 2.57i)7-s + (0.763 + 2.18i)8-s + (2.46 + 0.966i)9-s + (2.98 + 1.96i)10-s + (1.01 + 2.59i)11-s + (0.291 + 0.154i)12-s + (−0.754 − 6.69i)13-s + (−3.22 − 2.73i)14-s + (−1.31 + 0.221i)15-s + (3.96 + 2.70i)16-s + (0.0996 + 2.66i)17-s + ⋯
L(s)  = 1  + (0.909 − 0.670i)2-s + (−0.0639 + 0.337i)3-s + (0.0815 − 0.264i)4-s + (0.346 + 0.938i)5-s + (0.168 + 0.350i)6-s + (−0.229 − 0.973i)7-s + (0.269 + 0.771i)8-s + (0.820 + 0.322i)9-s + (0.944 + 0.620i)10-s + (0.306 + 0.781i)11-s + (0.0841 + 0.0444i)12-s + (−0.209 − 1.85i)13-s + (−0.861 − 0.731i)14-s + (−0.339 + 0.0571i)15-s + (0.991 + 0.676i)16-s + (0.0241 + 0.646i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.999 + 0.0147i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.999 + 0.0147i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(245\)    =    \(5 \cdot 7^{2}\)
Sign: $0.999 + 0.0147i$
Analytic conductor: \(1.95633\)
Root analytic conductor: \(1.39869\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{245} (108, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 245,\ (\ :1/2),\ 0.999 + 0.0147i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.98846 - 0.0146268i\)
\(L(\frac12)\) \(\approx\) \(1.98846 - 0.0146268i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + (-0.775 - 2.09i)T \)
7 \( 1 + (0.606 + 2.57i)T \)
good2 \( 1 + (-1.28 + 0.948i)T + (0.589 - 1.91i)T^{2} \)
3 \( 1 + (0.110 - 0.585i)T + (-2.79 - 1.09i)T^{2} \)
11 \( 1 + (-1.01 - 2.59i)T + (-8.06 + 7.48i)T^{2} \)
13 \( 1 + (0.754 + 6.69i)T + (-12.6 + 2.89i)T^{2} \)
17 \( 1 + (-0.0996 - 2.66i)T + (-16.9 + 1.27i)T^{2} \)
19 \( 1 + (2.69 + 4.67i)T + (-9.5 + 16.4i)T^{2} \)
23 \( 1 + (5.61 + 0.209i)T + (22.9 + 1.71i)T^{2} \)
29 \( 1 + (-1.09 - 0.250i)T + (26.1 + 12.5i)T^{2} \)
31 \( 1 + (3.55 + 2.05i)T + (15.5 + 26.8i)T^{2} \)
37 \( 1 + (-3.58 + 6.77i)T + (-20.8 - 30.5i)T^{2} \)
41 \( 1 + (-2.43 + 5.05i)T + (-25.5 - 32.0i)T^{2} \)
43 \( 1 + (0.871 + 0.305i)T + (33.6 + 26.8i)T^{2} \)
47 \( 1 + (2.24 + 3.03i)T + (-13.8 + 44.9i)T^{2} \)
53 \( 1 + (1.13 + 2.15i)T + (-29.8 + 43.7i)T^{2} \)
59 \( 1 + (0.773 - 10.3i)T + (-58.3 - 8.79i)T^{2} \)
61 \( 1 + (-1.50 - 4.87i)T + (-50.4 + 34.3i)T^{2} \)
67 \( 1 + (-1.34 - 5.02i)T + (-58.0 + 33.5i)T^{2} \)
71 \( 1 + (1.07 + 4.69i)T + (-63.9 + 30.8i)T^{2} \)
73 \( 1 + (-3.24 + 4.39i)T + (-21.5 - 69.7i)T^{2} \)
79 \( 1 + (-6.60 + 3.81i)T + (39.5 - 68.4i)T^{2} \)
83 \( 1 + (-6.68 - 0.753i)T + (80.9 + 18.4i)T^{2} \)
89 \( 1 + (5.20 - 13.2i)T + (-65.2 - 60.5i)T^{2} \)
97 \( 1 + (-10.8 - 10.8i)T + 97iT^{2} \)
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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

−12.31781673700619408660294538292, −10.83721997320643734782011140586, −10.58696156392334153448226801573, −9.730071635851396235477487526590, −7.906373487260398673406685440027, −7.09306004538581537267319022791, −5.69490113556248880430891619027, −4.40503092888110369780249665935, −3.58513328501143147551223421388, −2.23824521871773766042525483603, 1.68822889261074839090081177202, 3.94959854242719829413443614793, 4.89517559353117475910305265698, 6.11588095575865266634442678143, 6.55096058259376466691821237705, 8.053818521307209616771984978175, 9.270715957091158208931866060566, 9.820894941254572031875558182075, 11.68074665978644855200205033661, 12.33372838099351800362149885749

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