Properties

Label 2-931-19.17-c1-0-53
Degree $2$
Conductor $931$
Sign $-0.999 - 0.00762i$
Analytic cond. $7.43407$
Root an. cond. $2.72654$
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  + (0.282 − 1.60i)2-s + (−0.824 − 0.691i)3-s + (−0.607 − 0.221i)4-s + (0.0661 − 0.0240i)5-s + (−1.34 + 1.12i)6-s + (1.10 − 1.90i)8-s + (−0.319 − 1.81i)9-s + (−0.0198 − 0.112i)10-s + (−0.895 + 1.55i)11-s + (0.347 + 0.602i)12-s + (2.27 − 1.90i)13-s + (−0.0711 − 0.0258i)15-s + (−3.73 − 3.13i)16-s + (0.109 − 0.620i)17-s − 2.99·18-s + (3.31 − 2.82i)19-s + ⋯
L(s)  = 1  + (0.199 − 1.13i)2-s + (−0.475 − 0.399i)3-s + (−0.303 − 0.110i)4-s + (0.0295 − 0.0107i)5-s + (−0.547 + 0.459i)6-s + (0.389 − 0.674i)8-s + (−0.106 − 0.604i)9-s + (−0.00628 − 0.0356i)10-s + (−0.270 + 0.467i)11-s + (0.100 + 0.173i)12-s + (0.630 − 0.529i)13-s + (−0.0183 − 0.00668i)15-s + (−0.933 − 0.783i)16-s + (0.0265 − 0.150i)17-s − 0.706·18-s + (0.760 − 0.649i)19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 931 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.999 - 0.00762i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 931 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.999 - 0.00762i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(931\)    =    \(7^{2} \cdot 19\)
Sign: $-0.999 - 0.00762i$
Analytic conductor: \(7.43407\)
Root analytic conductor: \(2.72654\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{931} (834, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 931,\ (\ :1/2),\ -0.999 - 0.00762i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.00537175 + 1.40843i\)
\(L(\frac12)\) \(\approx\) \(0.00537175 + 1.40843i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 \)
19 \( 1 + (-3.31 + 2.82i)T \)
good2 \( 1 + (-0.282 + 1.60i)T + (-1.87 - 0.684i)T^{2} \)
3 \( 1 + (0.824 + 0.691i)T + (0.520 + 2.95i)T^{2} \)
5 \( 1 + (-0.0661 + 0.0240i)T + (3.83 - 3.21i)T^{2} \)
11 \( 1 + (0.895 - 1.55i)T + (-5.5 - 9.52i)T^{2} \)
13 \( 1 + (-2.27 + 1.90i)T + (2.25 - 12.8i)T^{2} \)
17 \( 1 + (-0.109 + 0.620i)T + (-15.9 - 5.81i)T^{2} \)
23 \( 1 + (-1.40 - 0.513i)T + (17.6 + 14.7i)T^{2} \)
29 \( 1 + (0.942 + 5.34i)T + (-27.2 + 9.91i)T^{2} \)
31 \( 1 + (3.26 + 5.65i)T + (-15.5 + 26.8i)T^{2} \)
37 \( 1 - 0.691T + 37T^{2} \)
41 \( 1 + (5.15 + 4.32i)T + (7.11 + 40.3i)T^{2} \)
43 \( 1 + (1.77 - 0.645i)T + (32.9 - 27.6i)T^{2} \)
47 \( 1 + (-0.241 - 1.36i)T + (-44.1 + 16.0i)T^{2} \)
53 \( 1 + (6.93 + 2.52i)T + (40.6 + 34.0i)T^{2} \)
59 \( 1 + (2.40 - 13.6i)T + (-55.4 - 20.1i)T^{2} \)
61 \( 1 + (0.157 + 0.0574i)T + (46.7 + 39.2i)T^{2} \)
67 \( 1 + (1.60 + 9.09i)T + (-62.9 + 22.9i)T^{2} \)
71 \( 1 + (-11.0 + 4.03i)T + (54.3 - 45.6i)T^{2} \)
73 \( 1 + (-8.59 - 7.21i)T + (12.6 + 71.8i)T^{2} \)
79 \( 1 + (-8.02 - 6.73i)T + (13.7 + 77.7i)T^{2} \)
83 \( 1 + (3.37 + 5.85i)T + (-41.5 + 71.8i)T^{2} \)
89 \( 1 + (-3.16 + 2.65i)T + (15.4 - 87.6i)T^{2} \)
97 \( 1 + (-0.928 + 5.26i)T + (-91.1 - 33.1i)T^{2} \)
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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

−9.750851586860816678243207909865, −9.228044788671095777157790184363, −7.82904076289143451947791049523, −7.09975585739132183712191732088, −6.13831576409143131462135969901, −5.18376489610380547924409481465, −3.93832260482454863788434497096, −3.11342313752810653922121536306, −1.89360500429755114807754804084, −0.65680460591724820128343047426, 1.83192278002663341615829213465, 3.45202506242458902098945204011, 4.72643740995223557999232287671, 5.38537313090151651345273364782, 6.13063109600439195301024126544, 6.93778589308491238838137442463, 7.944416858991456587510041409978, 8.468246092158827409286486158617, 9.609645343511138188781823785574, 10.64520629402807326524305346318

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