Properties

Label 2-7e2-49.11-c5-0-3
Degree $2$
Conductor $49$
Sign $-0.994 - 0.102i$
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  + (−8.22 + 7.63i)2-s + (11.6 − 1.74i)3-s + (7.01 − 93.6i)4-s + (15.3 − 39.1i)5-s + (−82.1 + 102. i)6-s + (−87.9 + 95.2i)7-s + (433. + 543. i)8-s + (−100. + 31.0i)9-s + (172. + 438. i)10-s + (−193. − 59.8i)11-s + (−82.3 − 1.09e3i)12-s + (232. + 1.01e3i)13-s + (−3.07 − 1.45e3i)14-s + (109. − 480. i)15-s + (−4.73e3 − 714. i)16-s + (−594. + 405. i)17-s + ⋯
L(s)  = 1  + (−1.45 + 1.34i)2-s + (0.744 − 0.112i)3-s + (0.219 − 2.92i)4-s + (0.274 − 0.699i)5-s + (−0.931 + 1.16i)6-s + (−0.678 + 0.734i)7-s + (2.39 + 3.00i)8-s + (−0.413 + 0.127i)9-s + (0.544 + 1.38i)10-s + (−0.483 − 0.149i)11-s + (−0.165 − 2.20i)12-s + (0.380 + 1.66i)13-s + (−0.00419 − 1.98i)14-s + (0.125 − 0.551i)15-s + (−4.62 − 0.697i)16-s + (−0.498 + 0.339i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 49 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.994 - 0.102i)\, \overline{\Lambda}(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 49 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & (-0.994 - 0.102i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(49\)    =    \(7^{2}\)
Sign: $-0.994 - 0.102i$
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: \((2,\ 49,\ (\ :5/2),\ -0.994 - 0.102i)\)

Particular Values

\(L(3)\) \(\approx\) \(0.0283920 + 0.552816i\)
\(L(\frac12)\) \(\approx\) \(0.0283920 + 0.552816i\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 + (87.9 - 95.2i)T \)
good2 \( 1 + (8.22 - 7.63i)T + (2.39 - 31.9i)T^{2} \)
3 \( 1 + (-11.6 + 1.74i)T + (232. - 71.6i)T^{2} \)
5 \( 1 + (-15.3 + 39.1i)T + (-2.29e3 - 2.12e3i)T^{2} \)
11 \( 1 + (193. + 59.8i)T + (1.33e5 + 9.07e4i)T^{2} \)
13 \( 1 + (-232. - 1.01e3i)T + (-3.34e5 + 1.61e5i)T^{2} \)
17 \( 1 + (594. - 405. i)T + (5.18e5 - 1.32e6i)T^{2} \)
19 \( 1 + (-524. - 908. i)T + (-1.23e6 + 2.14e6i)T^{2} \)
23 \( 1 + (-1.21e3 - 831. i)T + (2.35e6 + 5.99e6i)T^{2} \)
29 \( 1 + (4.38e3 + 2.11e3i)T + (1.27e7 + 1.60e7i)T^{2} \)
31 \( 1 + (1.05e3 - 1.83e3i)T + (-1.43e7 - 2.47e7i)T^{2} \)
37 \( 1 + (-121. - 1.62e3i)T + (-6.85e7 + 1.03e7i)T^{2} \)
41 \( 1 + (1.48e3 + 1.85e3i)T + (-2.57e7 + 1.12e8i)T^{2} \)
43 \( 1 + (4.48e3 - 5.61e3i)T + (-3.27e7 - 1.43e8i)T^{2} \)
47 \( 1 + (8.75e3 - 8.12e3i)T + (1.71e7 - 2.28e8i)T^{2} \)
53 \( 1 + (-56.4 + 753. i)T + (-4.13e8 - 6.23e7i)T^{2} \)
59 \( 1 + (4.51e3 + 1.14e4i)T + (-5.24e8 + 4.86e8i)T^{2} \)
61 \( 1 + (772. + 1.03e4i)T + (-8.35e8 + 1.25e8i)T^{2} \)
67 \( 1 + (-3.47e3 + 6.02e3i)T + (-6.75e8 - 1.16e9i)T^{2} \)
71 \( 1 + (-5.15e4 + 2.48e4i)T + (1.12e9 - 1.41e9i)T^{2} \)
73 \( 1 + (-2.38e4 - 2.21e4i)T + (1.54e8 + 2.06e9i)T^{2} \)
79 \( 1 + (-3.39e4 - 5.87e4i)T + (-1.53e9 + 2.66e9i)T^{2} \)
83 \( 1 + (-1.95e4 + 8.57e4i)T + (-3.54e9 - 1.70e9i)T^{2} \)
89 \( 1 + (1.28e5 - 3.95e4i)T + (4.61e9 - 3.14e9i)T^{2} \)
97 \( 1 - 1.38e4T + 8.58e9T^{2} \)
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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

−15.44959622967209546048083774375, −14.39408933629948596365488871477, −13.37599397073887138298138307150, −11.22118190916958172277882488956, −9.488582857103777874430110467704, −9.020664739545354575389145408535, −8.080260668972035220975770487211, −6.59149757707442866406413441126, −5.38157205873863754816622898339, −1.83267169953339973127998843386, 0.40259354179590157287389224842, 2.64409829403794011815450997100, 3.42410227206581471116883817182, 7.11223479210123440392382884207, 8.251758932941165997131632934530, 9.417652806333679603097738975245, 10.38735847383743055148027941962, 11.11887411858600961655165112397, 12.78598307659921343170200512863, 13.56261208522424689023474026338

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