Properties

Label 2-3e3-27.4-c7-0-9
Degree $2$
Conductor $27$
Sign $0.813 + 0.581i$
Analytic cond. $8.43439$
Root an. cond. $2.90420$
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  + (−0.493 − 0.179i)2-s + (−38.9 + 25.9i)3-s + (−97.8 − 82.0i)4-s + (−47.2 + 268. i)5-s + (23.8 − 5.81i)6-s + (932. − 782. i)7-s + (67.1 + 116. i)8-s + (839. − 2.01e3i)9-s + (71.4 − 123. i)10-s + (163. + 927. i)11-s + (5.93e3 + 654. i)12-s + (7.90e3 − 2.87e3i)13-s + (−600. + 218. i)14-s + (−5.11e3 − 1.16e4i)15-s + (2.82e3 + 1.60e4i)16-s + (1.02e4 − 1.76e4i)17-s + ⋯
L(s)  = 1  + (−0.0436 − 0.0158i)2-s + (−0.831 + 0.554i)3-s + (−0.764 − 0.641i)4-s + (−0.169 + 0.959i)5-s + (0.0450 − 0.0109i)6-s + (1.02 − 0.862i)7-s + (0.0463 + 0.0803i)8-s + (0.384 − 0.923i)9-s + (0.0226 − 0.0391i)10-s + (0.0370 + 0.210i)11-s + (0.991 + 0.109i)12-s + (0.998 − 0.363i)13-s + (−0.0585 + 0.0213i)14-s + (−0.391 − 0.891i)15-s + (0.172 + 0.978i)16-s + (0.503 − 0.872i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 27 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.813 + 0.581i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 27 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (0.813 + 0.581i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(27\)    =    \(3^{3}\)
Sign: $0.813 + 0.581i$
Analytic conductor: \(8.43439\)
Root analytic conductor: \(2.90420\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: $\chi_{27} (4, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 27,\ (\ :7/2),\ 0.813 + 0.581i)\)

Particular Values

\(L(4)\) \(\approx\) \(1.00362 - 0.321715i\)
\(L(\frac12)\) \(\approx\) \(1.00362 - 0.321715i\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (38.9 - 25.9i)T \)
good2 \( 1 + (0.493 + 0.179i)T + (98.0 + 82.2i)T^{2} \)
5 \( 1 + (47.2 - 268. i)T + (-7.34e4 - 2.67e4i)T^{2} \)
7 \( 1 + (-932. + 782. i)T + (1.43e5 - 8.11e5i)T^{2} \)
11 \( 1 + (-163. - 927. i)T + (-1.83e7 + 6.66e6i)T^{2} \)
13 \( 1 + (-7.90e3 + 2.87e3i)T + (4.80e7 - 4.03e7i)T^{2} \)
17 \( 1 + (-1.02e4 + 1.76e4i)T + (-2.05e8 - 3.55e8i)T^{2} \)
19 \( 1 + (2.37e4 + 4.12e4i)T + (-4.46e8 + 7.74e8i)T^{2} \)
23 \( 1 + (-6.25e4 - 5.24e4i)T + (5.91e8 + 3.35e9i)T^{2} \)
29 \( 1 + (1.47e5 + 5.35e4i)T + (1.32e10 + 1.10e10i)T^{2} \)
31 \( 1 + (7.97e4 + 6.69e4i)T + (4.77e9 + 2.70e10i)T^{2} \)
37 \( 1 + (-1.08e5 + 1.87e5i)T + (-4.74e10 - 8.22e10i)T^{2} \)
41 \( 1 + (-7.08e5 + 2.58e5i)T + (1.49e11 - 1.25e11i)T^{2} \)
43 \( 1 + (5.12e4 + 2.90e5i)T + (-2.55e11 + 9.29e10i)T^{2} \)
47 \( 1 + (-7.08e5 + 5.94e5i)T + (8.79e10 - 4.98e11i)T^{2} \)
53 \( 1 - 1.61e5T + 1.17e12T^{2} \)
59 \( 1 + (-1.24e5 + 7.03e5i)T + (-2.33e12 - 8.51e11i)T^{2} \)
61 \( 1 + (7.68e5 - 6.45e5i)T + (5.45e11 - 3.09e12i)T^{2} \)
67 \( 1 + (-2.70e5 + 9.84e4i)T + (4.64e12 - 3.89e12i)T^{2} \)
71 \( 1 + (-3.31e5 + 5.74e5i)T + (-4.54e12 - 7.87e12i)T^{2} \)
73 \( 1 + (-1.60e6 - 2.78e6i)T + (-5.52e12 + 9.56e12i)T^{2} \)
79 \( 1 + (3.85e5 + 1.40e5i)T + (1.47e13 + 1.23e13i)T^{2} \)
83 \( 1 + (9.30e6 + 3.38e6i)T + (2.07e13 + 1.74e13i)T^{2} \)
89 \( 1 + (-5.57e6 - 9.65e6i)T + (-2.21e13 + 3.83e13i)T^{2} \)
97 \( 1 + (-2.70e5 - 1.53e6i)T + (-7.59e13 + 2.76e13i)T^{2} \)
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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

−15.42117702897692345147884989640, −14.58703739325796335556240706661, −13.32575260302725872531325524150, −11.09770078603135782588436192080, −10.81609324406686488532116407215, −9.267779076521582780702749123723, −7.18767266362786868837809168671, −5.43516359974955632521638680100, −4.05408350479242307874794686020, −0.75320277537776164634816310648, 1.30114967708446401594749777924, 4.43458454268322099625790621231, 5.75747600983261563472441963797, 8.021525928218694983847687967912, 8.794877546493638609149343223301, 11.03638014146580376147609638133, 12.35444148874495654584518821189, 12.90171537198494760014226514736, 14.51536827990672134773973794940, 16.41915305664648178019096531952

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