Properties

Label 2-7e2-49.11-c5-0-16
Degree $2$
Conductor $49$
Sign $0.573 + 0.819i$
Analytic cond. $7.85880$
Root an. cond. $2.80335$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (3.32 − 3.08i)2-s + (18.9 − 2.85i)3-s + (−0.858 + 11.4i)4-s + (20.6 − 52.7i)5-s + (54.1 − 67.8i)6-s + (−50.0 − 119. i)7-s + (122. + 153. i)8-s + (118. − 36.6i)9-s + (−93.7 − 238. i)10-s + (535. + 165. i)11-s + (16.4 + 219. i)12-s + (−40.3 − 176. i)13-s + (−534. − 242. i)14-s + (241. − 1.05e3i)15-s + (518. + 78.1i)16-s + (−1.25e3 + 854. i)17-s + ⋯
L(s)  = 1  + (0.586 − 0.544i)2-s + (1.21 − 0.183i)3-s + (−0.0268 + 0.357i)4-s + (0.370 − 0.943i)5-s + (0.613 − 0.769i)6-s + (−0.386 − 0.922i)7-s + (0.678 + 0.850i)8-s + (0.488 − 0.150i)9-s + (−0.296 − 0.755i)10-s + (1.33 + 0.411i)11-s + (0.0329 + 0.439i)12-s + (−0.0662 − 0.290i)13-s + (−0.728 − 0.331i)14-s + (0.277 − 1.21i)15-s + (0.506 + 0.0763i)16-s + (−1.05 + 0.716i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 49 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.573 + 0.819i)\, \overline{\Lambda}(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 49 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & (0.573 + 0.819i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(49\)    =    \(7^{2}\)
Sign: $0.573 + 0.819i$
Analytic conductor: \(7.85880\)
Root analytic conductor: \(2.80335\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: $\chi_{49} (11, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 49,\ (\ :5/2),\ 0.573 + 0.819i)\)

Particular Values

\(L(3)\) \(\approx\) \(2.90355 - 1.51130i\)
\(L(\frac12)\) \(\approx\) \(2.90355 - 1.51130i\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 + (50.0 + 119. i)T \)
good2 \( 1 + (-3.32 + 3.08i)T + (2.39 - 31.9i)T^{2} \)
3 \( 1 + (-18.9 + 2.85i)T + (232. - 71.6i)T^{2} \)
5 \( 1 + (-20.6 + 52.7i)T + (-2.29e3 - 2.12e3i)T^{2} \)
11 \( 1 + (-535. - 165. i)T + (1.33e5 + 9.07e4i)T^{2} \)
13 \( 1 + (40.3 + 176. i)T + (-3.34e5 + 1.61e5i)T^{2} \)
17 \( 1 + (1.25e3 - 854. i)T + (5.18e5 - 1.32e6i)T^{2} \)
19 \( 1 + (819. + 1.42e3i)T + (-1.23e6 + 2.14e6i)T^{2} \)
23 \( 1 + (-1.94e3 - 1.32e3i)T + (2.35e6 + 5.99e6i)T^{2} \)
29 \( 1 + (2.26e3 + 1.09e3i)T + (1.27e7 + 1.60e7i)T^{2} \)
31 \( 1 + (3.20e3 - 5.55e3i)T + (-1.43e7 - 2.47e7i)T^{2} \)
37 \( 1 + (-1.03e3 - 1.38e4i)T + (-6.85e7 + 1.03e7i)T^{2} \)
41 \( 1 + (3.16e3 + 3.97e3i)T + (-2.57e7 + 1.12e8i)T^{2} \)
43 \( 1 + (-3.80e3 + 4.77e3i)T + (-3.27e7 - 1.43e8i)T^{2} \)
47 \( 1 + (-3.99e3 + 3.71e3i)T + (1.71e7 - 2.28e8i)T^{2} \)
53 \( 1 + (1.02e3 - 1.37e4i)T + (-4.13e8 - 6.23e7i)T^{2} \)
59 \( 1 + (-2.41e3 - 6.16e3i)T + (-5.24e8 + 4.86e8i)T^{2} \)
61 \( 1 + (3.98e3 + 5.31e4i)T + (-8.35e8 + 1.25e8i)T^{2} \)
67 \( 1 + (-1.02e4 + 1.78e4i)T + (-6.75e8 - 1.16e9i)T^{2} \)
71 \( 1 + (-5.26e4 + 2.53e4i)T + (1.12e9 - 1.41e9i)T^{2} \)
73 \( 1 + (-1.19e4 - 1.10e4i)T + (1.54e8 + 2.06e9i)T^{2} \)
79 \( 1 + (3.94e4 + 6.82e4i)T + (-1.53e9 + 2.66e9i)T^{2} \)
83 \( 1 + (-8.96e3 + 3.92e4i)T + (-3.54e9 - 1.70e9i)T^{2} \)
89 \( 1 + (1.13e5 - 3.49e4i)T + (4.61e9 - 3.14e9i)T^{2} \)
97 \( 1 + 8.09e4T + 8.58e9T^{2} \)
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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

−13.97110922446472151378161228289, −13.28010164506263236375054536718, −12.59327794609765760167368670556, −11.06162415641003785139988442861, −9.312127470152680140292145111886, −8.498867617961927691601521412770, −7.02220396888275502321618847750, −4.58472670888538098893068716189, −3.41662438348605470162765144133, −1.70572807883937163137011771797, 2.34759541602237640513419540669, 3.90277454439752144930670643394, 5.95207337648768383604309881905, 6.93795589705997544704239197638, 8.860104608631459135151131151386, 9.645111057213210976850942401626, 11.19814975634717849082116354917, 12.97311784730305397207111826883, 14.21765665422438056468262434860, 14.54662303718410541262267110303

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