Properties

Label 2-7e2-49.9-c9-0-13
Degree $2$
Conductor $49$
Sign $0.992 + 0.121i$
Analytic cond. $25.2367$
Root an. cond. $5.02361$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−6.81 − 6.32i)2-s + (−100. − 15.2i)3-s + (−31.7 − 424. i)4-s + (412. + 1.05e3i)5-s + (591. + 742. i)6-s + (5.12e3 − 3.76e3i)7-s + (−5.43e3 + 6.81e3i)8-s + (−8.85e3 − 2.73e3i)9-s + (3.84e3 − 9.78e3i)10-s + (−3.38e4 + 1.04e4i)11-s + (−3.24e3 + 4.33e4i)12-s + (−3.19e4 + 1.39e5i)13-s + (−5.86e4 − 6.75e3i)14-s + (−2.56e4 − 1.12e5i)15-s + (−1.35e5 + 2.03e4i)16-s + (1.61e5 + 1.09e5i)17-s + ⋯
L(s)  = 1  + (−0.301 − 0.279i)2-s + (−0.719 − 0.108i)3-s + (−0.0621 − 0.828i)4-s + (0.295 + 0.752i)5-s + (0.186 + 0.233i)6-s + (0.806 − 0.591i)7-s + (−0.469 + 0.588i)8-s + (−0.449 − 0.138i)9-s + (0.121 − 0.309i)10-s + (−0.697 + 0.215i)11-s + (−0.0451 + 0.602i)12-s + (−0.309 + 1.35i)13-s + (−0.408 − 0.0469i)14-s + (−0.130 − 0.573i)15-s + (−0.515 + 0.0777i)16-s + (0.468 + 0.319i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 49 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.992 + 0.121i)\, \overline{\Lambda}(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 49 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & (0.992 + 0.121i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(49\)    =    \(7^{2}\)
Sign: $0.992 + 0.121i$
Analytic conductor: \(25.2367\)
Root analytic conductor: \(5.02361\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: $\chi_{49} (9, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 49,\ (\ :9/2),\ 0.992 + 0.121i)\)

Particular Values

\(L(5)\) \(\approx\) \(1.11798 - 0.0684379i\)
\(L(\frac12)\) \(\approx\) \(1.11798 - 0.0684379i\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 + (-5.12e3 + 3.76e3i)T \)
good2 \( 1 + (6.81 + 6.32i)T + (38.2 + 510. i)T^{2} \)
3 \( 1 + (100. + 15.2i)T + (1.88e4 + 5.80e3i)T^{2} \)
5 \( 1 + (-412. - 1.05e3i)T + (-1.43e6 + 1.32e6i)T^{2} \)
11 \( 1 + (3.38e4 - 1.04e4i)T + (1.94e9 - 1.32e9i)T^{2} \)
13 \( 1 + (3.19e4 - 1.39e5i)T + (-9.55e9 - 4.60e9i)T^{2} \)
17 \( 1 + (-1.61e5 - 1.09e5i)T + (4.33e10 + 1.10e11i)T^{2} \)
19 \( 1 + (-2.50e5 + 4.33e5i)T + (-1.61e11 - 2.79e11i)T^{2} \)
23 \( 1 + (3.58e5 - 2.44e5i)T + (6.58e11 - 1.67e12i)T^{2} \)
29 \( 1 + (-1.30e6 + 6.27e5i)T + (9.04e12 - 1.13e13i)T^{2} \)
31 \( 1 + (-3.92e6 - 6.79e6i)T + (-1.32e13 + 2.28e13i)T^{2} \)
37 \( 1 + (-1.57e6 + 2.09e7i)T + (-1.28e14 - 1.93e13i)T^{2} \)
41 \( 1 + (-1.27e7 + 1.60e7i)T + (-7.28e13 - 3.19e14i)T^{2} \)
43 \( 1 + (-2.10e6 - 2.63e6i)T + (-1.11e14 + 4.89e14i)T^{2} \)
47 \( 1 + (-3.93e7 - 3.64e7i)T + (8.36e13 + 1.11e15i)T^{2} \)
53 \( 1 + (-7.96e6 - 1.06e8i)T + (-3.26e15 + 4.91e14i)T^{2} \)
59 \( 1 + (5.78e6 - 1.47e7i)T + (-6.35e15 - 5.89e15i)T^{2} \)
61 \( 1 + (-1.16e7 + 1.54e8i)T + (-1.15e16 - 1.74e15i)T^{2} \)
67 \( 1 + (-9.17e7 - 1.58e8i)T + (-1.36e16 + 2.35e16i)T^{2} \)
71 \( 1 + (1.73e8 + 8.35e7i)T + (2.85e16 + 3.58e16i)T^{2} \)
73 \( 1 + (1.67e8 - 1.55e8i)T + (4.39e15 - 5.87e16i)T^{2} \)
79 \( 1 + (-1.67e8 + 2.90e8i)T + (-5.99e16 - 1.03e17i)T^{2} \)
83 \( 1 + (3.84e6 + 1.68e7i)T + (-1.68e17 + 8.11e16i)T^{2} \)
89 \( 1 + (-5.11e8 - 1.57e8i)T + (2.89e17 + 1.97e17i)T^{2} \)
97 \( 1 - 6.47e8T + 7.60e17T^{2} \)
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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

−14.09976144797487673150230370828, −12.05719552030465164024129545384, −11.00373133354821612807922581808, −10.44390538741516251826320504063, −9.034807310215576336805413826537, −7.21804144361760955786927104814, −5.98014065494125921481565448592, −4.74828069581515638686336119416, −2.38132589136299558917849307296, −0.890437001065201265245920201866, 0.63315328445466819762537363220, 2.81453489946918653952722758460, 4.92332135623326539071040760511, 5.81196151984681879885533117603, 7.85522353077865651054981080516, 8.488543463206014142749634487365, 10.04790582532192165411988231197, 11.55487056453595379061401411754, 12.35628580331281094554944862474, 13.43746942296374021540366417827

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