Properties

Label 2-242-11.3-c3-0-25
Degree $2$
Conductor $242$
Sign $-0.642 - 0.766i$
Analytic cond. $14.2784$
Root an. cond. $3.77868$
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  + (1.61 − 1.17i)2-s + (−2.41 − 7.42i)3-s + (1.23 − 3.80i)4-s + (−12.0 − 8.76i)5-s + (−12.6 − 9.18i)6-s + (6.72 − 20.7i)7-s + (−2.47 − 7.60i)8-s + (−27.5 + 19.9i)9-s − 29.8·10-s − 31.2·12-s + (35.6 − 25.8i)13-s + (−13.4 − 41.4i)14-s + (−36.0 + 110. i)15-s + (−12.9 − 9.40i)16-s + (20.1 + 14.6i)17-s + (−21.0 + 64.7i)18-s + ⋯
L(s)  = 1  + (0.572 − 0.415i)2-s + (−0.464 − 1.42i)3-s + (0.154 − 0.475i)4-s + (−1.07 − 0.784i)5-s + (−0.860 − 0.624i)6-s + (0.363 − 1.11i)7-s + (−0.109 − 0.336i)8-s + (−1.01 + 0.740i)9-s − 0.943·10-s − 0.751·12-s + (0.759 − 0.552i)13-s + (−0.256 − 0.790i)14-s + (−0.619 + 1.90i)15-s + (−0.202 − 0.146i)16-s + (0.287 + 0.208i)17-s + (−0.275 + 0.847i)18-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 242 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.642 - 0.766i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 242 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (-0.642 - 0.766i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(242\)    =    \(2 \cdot 11^{2}\)
Sign: $-0.642 - 0.766i$
Analytic conductor: \(14.2784\)
Root analytic conductor: \(3.77868\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{242} (3, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 242,\ (\ :3/2),\ -0.642 - 0.766i)\)

Particular Values

\(L(2)\) \(\approx\) \(0.648073 + 1.38929i\)
\(L(\frac12)\) \(\approx\) \(0.648073 + 1.38929i\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-1.61 + 1.17i)T \)
11 \( 1 \)
good3 \( 1 + (2.41 + 7.42i)T + (-21.8 + 15.8i)T^{2} \)
5 \( 1 + (12.0 + 8.76i)T + (38.6 + 118. i)T^{2} \)
7 \( 1 + (-6.72 + 20.7i)T + (-277. - 201. i)T^{2} \)
13 \( 1 + (-35.6 + 25.8i)T + (678. - 2.08e3i)T^{2} \)
17 \( 1 + (-20.1 - 14.6i)T + (1.51e3 + 4.67e3i)T^{2} \)
19 \( 1 + (-6.78 - 20.8i)T + (-5.54e3 + 4.03e3i)T^{2} \)
23 \( 1 - 177.T + 1.21e4T^{2} \)
29 \( 1 + (46.1 - 142. i)T + (-1.97e4 - 1.43e4i)T^{2} \)
31 \( 1 + (60.7 - 44.1i)T + (9.20e3 - 2.83e4i)T^{2} \)
37 \( 1 + (-68.7 + 211. i)T + (-4.09e4 - 2.97e4i)T^{2} \)
41 \( 1 + (78.2 + 240. i)T + (-5.57e4 + 4.05e4i)T^{2} \)
43 \( 1 - 130.T + 7.95e4T^{2} \)
47 \( 1 + (-154. - 474. i)T + (-8.39e4 + 6.10e4i)T^{2} \)
53 \( 1 + (10.4 - 7.60i)T + (4.60e4 - 1.41e5i)T^{2} \)
59 \( 1 + (-10.9 + 33.8i)T + (-1.66e5 - 1.20e5i)T^{2} \)
61 \( 1 + (435. + 316. i)T + (7.01e4 + 2.15e5i)T^{2} \)
67 \( 1 + 519.T + 3.00e5T^{2} \)
71 \( 1 + (63.4 + 46.1i)T + (1.10e5 + 3.40e5i)T^{2} \)
73 \( 1 + (-353. + 1.08e3i)T + (-3.14e5 - 2.28e5i)T^{2} \)
79 \( 1 + (625. - 454. i)T + (1.52e5 - 4.68e5i)T^{2} \)
83 \( 1 + (434. + 315. i)T + (1.76e5 + 5.43e5i)T^{2} \)
89 \( 1 - 667.T + 7.04e5T^{2} \)
97 \( 1 + (-145. + 105. i)T + (2.82e5 - 8.68e5i)T^{2} \)
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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

−11.19929871654715250130019748295, −10.73601585170758002610989089893, −8.865899139930832566203720365626, −7.70913135501741756560626682494, −7.19638382577181177487523451778, −5.86740115782727175826573295345, −4.65690659872422110053143779107, −3.47110082477593793495540802700, −1.37686211962384787547635006558, −0.60875905526457326674449107027, 2.96370688976715080579972796161, 3.97617781387884863247953477807, 4.93891363600133483393325247540, 5.93337003747215409627662965047, 7.16862703100608848041313149126, 8.436310039416983679206134465198, 9.339779827950311641874253521829, 10.66038333323074574832251603010, 11.51912143389157250939281409650, 11.74943202714514096060661440744

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