Properties

Label 2-76-19.16-c7-0-4
Degree $2$
Conductor $76$
Sign $0.954 - 0.296i$
Analytic cond. $23.7412$
Root an. cond. $4.87250$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−29.3 + 10.6i)3-s + (6.78 − 38.5i)5-s + (−102. − 176. i)7-s + (−929. + 779. i)9-s + (1.30e3 − 2.25e3i)11-s + (−3.81e3 − 1.38e3i)13-s + (211. + 1.20e3i)15-s + (474. + 397. i)17-s + (7.03e3 − 2.90e4i)19-s + (4.87e3 + 4.09e3i)21-s + (1.94e4 + 1.10e5i)23-s + (7.19e4 + 2.61e4i)25-s + (5.30e4 − 9.18e4i)27-s + (8.76e4 − 7.35e4i)29-s + (1.18e5 + 2.05e5i)31-s + ⋯
L(s)  = 1  + (−0.627 + 0.228i)3-s + (0.0242 − 0.137i)5-s + (−0.112 − 0.194i)7-s + (−0.424 + 0.356i)9-s + (0.294 − 0.510i)11-s + (−0.481 − 0.175i)13-s + (0.0162 + 0.0919i)15-s + (0.0234 + 0.0196i)17-s + (0.235 − 0.971i)19-s + (0.114 + 0.0964i)21-s + (0.333 + 1.89i)23-s + (0.921 + 0.335i)25-s + (0.518 − 0.898i)27-s + (0.667 − 0.559i)29-s + (0.715 + 1.23i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 76 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.954 - 0.296i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 76 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (0.954 - 0.296i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(76\)    =    \(2^{2} \cdot 19\)
Sign: $0.954 - 0.296i$
Analytic conductor: \(23.7412\)
Root analytic conductor: \(4.87250\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: $\chi_{76} (73, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 76,\ (\ :7/2),\ 0.954 - 0.296i)\)

Particular Values

\(L(4)\) \(\approx\) \(1.33822 + 0.203055i\)
\(L(\frac12)\) \(\approx\) \(1.33822 + 0.203055i\)
\(L(\frac{9}{2})\) 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 \( 1 + (-7.03e3 + 2.90e4i)T \)
good3 \( 1 + (29.3 - 10.6i)T + (1.67e3 - 1.40e3i)T^{2} \)
5 \( 1 + (-6.78 + 38.5i)T + (-7.34e4 - 2.67e4i)T^{2} \)
7 \( 1 + (102. + 176. i)T + (-4.11e5 + 7.13e5i)T^{2} \)
11 \( 1 + (-1.30e3 + 2.25e3i)T + (-9.74e6 - 1.68e7i)T^{2} \)
13 \( 1 + (3.81e3 + 1.38e3i)T + (4.80e7 + 4.03e7i)T^{2} \)
17 \( 1 + (-474. - 397. i)T + (7.12e7 + 4.04e8i)T^{2} \)
23 \( 1 + (-1.94e4 - 1.10e5i)T + (-3.19e9 + 1.16e9i)T^{2} \)
29 \( 1 + (-8.76e4 + 7.35e4i)T + (2.99e9 - 1.69e10i)T^{2} \)
31 \( 1 + (-1.18e5 - 2.05e5i)T + (-1.37e10 + 2.38e10i)T^{2} \)
37 \( 1 - 4.29e5T + 9.49e10T^{2} \)
41 \( 1 + (-2.06e5 + 7.52e4i)T + (1.49e11 - 1.25e11i)T^{2} \)
43 \( 1 + (6.67e4 - 3.78e5i)T + (-2.55e11 - 9.29e10i)T^{2} \)
47 \( 1 + (-1.69e5 + 1.42e5i)T + (8.79e10 - 4.98e11i)T^{2} \)
53 \( 1 + (-3.79e4 - 2.15e5i)T + (-1.10e12 + 4.01e11i)T^{2} \)
59 \( 1 + (-1.51e6 - 1.27e6i)T + (4.32e11 + 2.45e12i)T^{2} \)
61 \( 1 + (1.37e5 + 7.78e5i)T + (-2.95e12 + 1.07e12i)T^{2} \)
67 \( 1 + (1.47e6 - 1.23e6i)T + (1.05e12 - 5.96e12i)T^{2} \)
71 \( 1 + (-2.51e4 + 1.42e5i)T + (-8.54e12 - 3.11e12i)T^{2} \)
73 \( 1 + (-1.70e6 + 6.19e5i)T + (8.46e12 - 7.10e12i)T^{2} \)
79 \( 1 + (3.41e6 - 1.24e6i)T + (1.47e13 - 1.23e13i)T^{2} \)
83 \( 1 + (2.90e6 + 5.03e6i)T + (-1.35e13 + 2.35e13i)T^{2} \)
89 \( 1 + (8.57e6 + 3.12e6i)T + (3.38e13 + 2.84e13i)T^{2} \)
97 \( 1 + (5.12e6 + 4.30e6i)T + (1.40e13 + 7.95e13i)T^{2} \)
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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

−13.15696797956629941930787622214, −11.78561827988883979308844054613, −11.06189410520993778628966009366, −9.860385434779306913324725141085, −8.612231209687146993948919674836, −7.19245525179500368532641952401, −5.79169816216310663038606216039, −4.71697779612898911441555281811, −2.94680779879796880203266088340, −0.852451944877188447908540490578, 0.74896237168881213656905411231, 2.64822344663688198875202423617, 4.49240782263778767296124389647, 5.96023015159133124740797256219, 6.91354827611493793955644864327, 8.436996466662051096718528493430, 9.725086796538806420116560077527, 10.90180427731066102649175510571, 12.07408810157743884706398698766, 12.65209464179946585095035379479

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