Properties

Label 2-76-76.15-c1-0-4
Degree $2$
Conductor $76$
Sign $0.922 + 0.385i$
Analytic cond. $0.606863$
Root an. cond. $0.779014$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (0.927 − 1.06i)2-s + (0.306 + 1.73i)3-s + (−0.280 − 1.98i)4-s + (−0.220 + 0.184i)5-s + (2.14 + 1.28i)6-s + (−0.588 − 0.339i)7-s + (−2.37 − 1.53i)8-s + (−0.110 + 0.0403i)9-s + (−0.00686 + 0.406i)10-s + (−3.85 + 2.22i)11-s + (3.35 − 1.09i)12-s + (−3.41 − 0.602i)13-s + (−0.908 + 0.313i)14-s + (−0.388 − 0.326i)15-s + (−3.84 + 1.11i)16-s + (4.15 + 1.51i)17-s + ⋯
L(s)  = 1  + (0.655 − 0.755i)2-s + (0.177 + 1.00i)3-s + (−0.140 − 0.990i)4-s + (−0.0984 + 0.0826i)5-s + (0.874 + 0.524i)6-s + (−0.222 − 0.128i)7-s + (−0.839 − 0.543i)8-s + (−0.0369 + 0.0134i)9-s + (−0.00217 + 0.128i)10-s + (−1.16 + 0.670i)11-s + (0.969 − 0.316i)12-s + (−0.947 − 0.166i)13-s + (−0.242 + 0.0837i)14-s + (−0.100 − 0.0842i)15-s + (−0.960 + 0.277i)16-s + (1.00 + 0.366i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 76 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.922 + 0.385i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 76 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.922 + 0.385i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(76\)    =    \(2^{2} \cdot 19\)
Sign: $0.922 + 0.385i$
Analytic conductor: \(0.606863\)
Root analytic conductor: \(0.779014\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{76} (15, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 76,\ (\ :1/2),\ 0.922 + 0.385i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.19736 - 0.240042i\)
\(L(\frac12)\) \(\approx\) \(1.19736 - 0.240042i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.927 + 1.06i)T \)
19 \( 1 + (-1.76 + 3.98i)T \)
good3 \( 1 + (-0.306 - 1.73i)T + (-2.81 + 1.02i)T^{2} \)
5 \( 1 + (0.220 - 0.184i)T + (0.868 - 4.92i)T^{2} \)
7 \( 1 + (0.588 + 0.339i)T + (3.5 + 6.06i)T^{2} \)
11 \( 1 + (3.85 - 2.22i)T + (5.5 - 9.52i)T^{2} \)
13 \( 1 + (3.41 + 0.602i)T + (12.2 + 4.44i)T^{2} \)
17 \( 1 + (-4.15 - 1.51i)T + (13.0 + 10.9i)T^{2} \)
23 \( 1 + (-0.347 + 0.413i)T + (-3.99 - 22.6i)T^{2} \)
29 \( 1 + (-1.03 - 2.85i)T + (-22.2 + 18.6i)T^{2} \)
31 \( 1 + (-5.24 + 9.08i)T + (-15.5 - 26.8i)T^{2} \)
37 \( 1 + 8.82iT - 37T^{2} \)
41 \( 1 + (-1.85 + 0.326i)T + (38.5 - 14.0i)T^{2} \)
43 \( 1 + (-3.49 - 4.16i)T + (-7.46 + 42.3i)T^{2} \)
47 \( 1 + (-0.419 - 1.15i)T + (-36.0 + 30.2i)T^{2} \)
53 \( 1 + (6.41 - 7.64i)T + (-9.20 - 52.1i)T^{2} \)
59 \( 1 + (4.20 + 1.53i)T + (45.1 + 37.9i)T^{2} \)
61 \( 1 + (-6.04 - 5.07i)T + (10.5 + 60.0i)T^{2} \)
67 \( 1 + (4.66 - 1.69i)T + (51.3 - 43.0i)T^{2} \)
71 \( 1 + (6.81 - 5.72i)T + (12.3 - 69.9i)T^{2} \)
73 \( 1 + (-0.591 - 3.35i)T + (-68.5 + 24.9i)T^{2} \)
79 \( 1 + (1.43 + 8.15i)T + (-74.2 + 27.0i)T^{2} \)
83 \( 1 + (-8.64 - 4.99i)T + (41.5 + 71.8i)T^{2} \)
89 \( 1 + (10.6 + 1.87i)T + (83.6 + 30.4i)T^{2} \)
97 \( 1 + (1.24 - 3.40i)T + (-74.3 - 62.3i)T^{2} \)
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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

−14.61002226469882845360837048487, −13.21890906858892531670067107832, −12.38308413384476384359094263608, −11.01070380919014501838126462535, −10.05639303412709074110825640299, −9.439748296329264472896432670940, −7.41495058831046442074467415736, −5.43032731156648108350494198832, −4.36203839114216384318081832407, −2.88054279075999789447174420064, 2.90808517350856437628625837204, 4.99513542826094963796981883615, 6.34526311277669775861497782076, 7.59692644328172234266657256422, 8.238121818762756193502534691956, 10.05868433684998320365688616832, 11.98747985971828378191473500290, 12.54127639834369960206430509320, 13.64691105583682018704918003922, 14.28147029982022997107300215430

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