Properties

Label 2-930-31.18-c1-0-0
Degree $2$
Conductor $930$
Sign $-0.494 - 0.869i$
Analytic cond. $7.42608$
Root an. cond. $2.72508$
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  + (0.809 − 0.587i)2-s + (−0.913 + 0.406i)3-s + (0.309 − 0.951i)4-s + (−0.5 − 0.866i)5-s + (−0.5 + 0.866i)6-s + (−2.71 − 3.01i)7-s + (−0.309 − 0.951i)8-s + (0.669 − 0.743i)9-s + (−0.913 − 0.406i)10-s + (−3.78 + 0.804i)11-s + (0.104 + 0.994i)12-s + (−0.578 + 5.49i)13-s + (−3.97 − 0.843i)14-s + (0.809 + 0.587i)15-s + (−0.809 − 0.587i)16-s + (2.13 + 0.454i)17-s + ⋯
L(s)  = 1  + (0.572 − 0.415i)2-s + (−0.527 + 0.234i)3-s + (0.154 − 0.475i)4-s + (−0.223 − 0.387i)5-s + (−0.204 + 0.353i)6-s + (−1.02 − 1.14i)7-s + (−0.109 − 0.336i)8-s + (0.223 − 0.247i)9-s + (−0.288 − 0.128i)10-s + (−1.14 + 0.242i)11-s + (0.0301 + 0.287i)12-s + (−0.160 + 1.52i)13-s + (−1.06 − 0.225i)14-s + (0.208 + 0.151i)15-s + (−0.202 − 0.146i)16-s + (0.518 + 0.110i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 930 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.494 - 0.869i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 930 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.494 - 0.869i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(930\)    =    \(2 \cdot 3 \cdot 5 \cdot 31\)
Sign: $-0.494 - 0.869i$
Analytic conductor: \(7.42608\)
Root analytic conductor: \(2.72508\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{930} (421, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 930,\ (\ :1/2),\ -0.494 - 0.869i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.0804591 + 0.138314i\)
\(L(\frac12)\) \(\approx\) \(0.0804591 + 0.138314i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.809 + 0.587i)T \)
3 \( 1 + (0.913 - 0.406i)T \)
5 \( 1 + (0.5 + 0.866i)T \)
31 \( 1 + (5.20 - 1.96i)T \)
good7 \( 1 + (2.71 + 3.01i)T + (-0.731 + 6.96i)T^{2} \)
11 \( 1 + (3.78 - 0.804i)T + (10.0 - 4.47i)T^{2} \)
13 \( 1 + (0.578 - 5.49i)T + (-12.7 - 2.70i)T^{2} \)
17 \( 1 + (-2.13 - 0.454i)T + (15.5 + 6.91i)T^{2} \)
19 \( 1 + (-0.0679 - 0.646i)T + (-18.5 + 3.95i)T^{2} \)
23 \( 1 + (-2.60 - 8.02i)T + (-18.6 + 13.5i)T^{2} \)
29 \( 1 + (4.53 - 3.29i)T + (8.96 - 27.5i)T^{2} \)
37 \( 1 + (-2.93 + 5.07i)T + (-18.5 - 32.0i)T^{2} \)
41 \( 1 + (4.03 + 1.79i)T + (27.4 + 30.4i)T^{2} \)
43 \( 1 + (0.0588 + 0.559i)T + (-42.0 + 8.94i)T^{2} \)
47 \( 1 + (6.13 + 4.45i)T + (14.5 + 44.6i)T^{2} \)
53 \( 1 + (-7.93 + 8.81i)T + (-5.54 - 52.7i)T^{2} \)
59 \( 1 + (4.15 - 1.85i)T + (39.4 - 43.8i)T^{2} \)
61 \( 1 - 1.37T + 61T^{2} \)
67 \( 1 + (6.75 + 11.7i)T + (-33.5 + 58.0i)T^{2} \)
71 \( 1 + (9.99 - 11.1i)T + (-7.42 - 70.6i)T^{2} \)
73 \( 1 + (9.99 - 2.12i)T + (66.6 - 29.6i)T^{2} \)
79 \( 1 + (16.9 + 3.60i)T + (72.1 + 32.1i)T^{2} \)
83 \( 1 + (-3.33 - 1.48i)T + (55.5 + 61.6i)T^{2} \)
89 \( 1 + (2.72 - 8.37i)T + (-72.0 - 52.3i)T^{2} \)
97 \( 1 + (-2.64 + 8.15i)T + (-78.4 - 57.0i)T^{2} \)
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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

−10.35482840708885946312692355170, −9.779589165776083066475977867749, −8.991348395226161281585777259554, −7.38344980199495860138500598188, −7.05166719360408583075764232724, −5.80110090356932313298277747211, −5.01620622922363299556699278716, −4.01116766621543147865837792264, −3.34445999702157258292414335594, −1.63152407683843085696756943096, 0.06333171923508497599752646187, 2.66897828388223020307918757730, 3.11975734421388825216084918526, 4.71006202626104305849790809610, 5.74174305408469577944600529223, 5.99077714115049516766887089758, 7.15839778108740068141762502212, 7.907891611045387891133968286004, 8.770479889164066719448120804707, 9.985551916580349062863227262664

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