Properties

Label 2-76-19.4-c3-0-3
Degree $2$
Conductor $76$
Sign $0.497 + 0.867i$
Analytic cond. $4.48414$
Root an. cond. $2.11758$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−0.267 − 1.51i)3-s + (−1.63 + 1.37i)5-s + (13.0 − 22.6i)7-s + (23.1 − 8.42i)9-s + (−11.3 − 19.7i)11-s + (4.34 − 24.6i)13-s + (2.51 + 2.11i)15-s + (−30.9 − 11.2i)17-s + (70.1 − 43.9i)19-s + (−37.8 − 13.7i)21-s + (113. + 95.2i)23-s + (−20.9 + 118. i)25-s + (−39.7 − 68.9i)27-s + (−205. + 74.8i)29-s + (−38.0 + 65.9i)31-s + ⋯
L(s)  = 1  + (−0.0515 − 0.292i)3-s + (−0.146 + 0.122i)5-s + (0.705 − 1.22i)7-s + (0.857 − 0.311i)9-s + (−0.311 − 0.540i)11-s + (0.0927 − 0.526i)13-s + (0.0433 + 0.0363i)15-s + (−0.442 − 0.160i)17-s + (0.847 − 0.530i)19-s + (−0.393 − 0.143i)21-s + (1.02 + 0.863i)23-s + (−0.167 + 0.949i)25-s + (−0.283 − 0.491i)27-s + (−1.31 + 0.479i)29-s + (−0.220 + 0.382i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 76 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.497 + 0.867i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 76 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (0.497 + 0.867i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(76\)    =    \(2^{2} \cdot 19\)
Sign: $0.497 + 0.867i$
Analytic conductor: \(4.48414\)
Root analytic conductor: \(2.11758\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{76} (61, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 76,\ (\ :3/2),\ 0.497 + 0.867i)\)

Particular Values

\(L(2)\) \(\approx\) \(1.30933 - 0.758473i\)
\(L(\frac12)\) \(\approx\) \(1.30933 - 0.758473i\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
19 \( 1 + (-70.1 + 43.9i)T \)
good3 \( 1 + (0.267 + 1.51i)T + (-25.3 + 9.23i)T^{2} \)
5 \( 1 + (1.63 - 1.37i)T + (21.7 - 123. i)T^{2} \)
7 \( 1 + (-13.0 + 22.6i)T + (-171.5 - 297. i)T^{2} \)
11 \( 1 + (11.3 + 19.7i)T + (-665.5 + 1.15e3i)T^{2} \)
13 \( 1 + (-4.34 + 24.6i)T + (-2.06e3 - 751. i)T^{2} \)
17 \( 1 + (30.9 + 11.2i)T + (3.76e3 + 3.15e3i)T^{2} \)
23 \( 1 + (-113. - 95.2i)T + (2.11e3 + 1.19e4i)T^{2} \)
29 \( 1 + (205. - 74.8i)T + (1.86e4 - 1.56e4i)T^{2} \)
31 \( 1 + (38.0 - 65.9i)T + (-1.48e4 - 2.57e4i)T^{2} \)
37 \( 1 + 76.6T + 5.06e4T^{2} \)
41 \( 1 + (-56.3 - 319. i)T + (-6.47e4 + 2.35e4i)T^{2} \)
43 \( 1 + (-4.61 + 3.86i)T + (1.38e4 - 7.82e4i)T^{2} \)
47 \( 1 + (-285. + 103. i)T + (7.95e4 - 6.67e4i)T^{2} \)
53 \( 1 + (76.7 + 64.4i)T + (2.58e4 + 1.46e5i)T^{2} \)
59 \( 1 + (-280. - 102. i)T + (1.57e5 + 1.32e5i)T^{2} \)
61 \( 1 + (16.1 + 13.5i)T + (3.94e4 + 2.23e5i)T^{2} \)
67 \( 1 + (-658. + 239. i)T + (2.30e5 - 1.93e5i)T^{2} \)
71 \( 1 + (35.9 - 30.2i)T + (6.21e4 - 3.52e5i)T^{2} \)
73 \( 1 + (58.8 + 333. i)T + (-3.65e5 + 1.33e5i)T^{2} \)
79 \( 1 + (135. + 768. i)T + (-4.63e5 + 1.68e5i)T^{2} \)
83 \( 1 + (553. - 959. i)T + (-2.85e5 - 4.95e5i)T^{2} \)
89 \( 1 + (183. - 1.03e3i)T + (-6.62e5 - 2.41e5i)T^{2} \)
97 \( 1 + (-1.68e3 - 612. i)T + (6.99e5 + 5.86e5i)T^{2} \)
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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

−13.60619508165908979855941181738, −13.02777865778315893489191166675, −11.43751897018409076761899410161, −10.69608171069576555544184126390, −9.345845184607329981537683380177, −7.71325122263652129906631061271, −7.03652249827814077659226777987, −5.16250327783781454786534042607, −3.60793456414454716338030714454, −1.12185441601549565166430806642, 2.09068707042312286050312170542, 4.34217553979304280705479738223, 5.52947751908951453655556018400, 7.25627593313366020429826400279, 8.550089819631386297171874883762, 9.649796367280924459556293802771, 10.93382126680932612464430928523, 12.03133460815765810316547946202, 12.95246086831705136184952691971, 14.37277084767169498571812346174

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