Properties

Label 2-38-19.5-c9-0-14
Degree $2$
Conductor $38$
Sign $-0.872 - 0.488i$
Analytic cond. $19.5713$
Root an. cond. $4.42395$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (15.0 − 5.47i)2-s + (26.9 − 152. i)3-s + (196. − 164. i)4-s + (−1.71e3 − 1.43e3i)5-s + (−431. − 2.44e3i)6-s + (−910. − 1.57e3i)7-s + (2.04e3 − 3.54e3i)8-s + (−4.14e3 − 1.50e3i)9-s + (−3.36e4 − 1.22e4i)10-s + (−4.01e4 + 6.94e4i)11-s + (−1.98e4 − 3.44e4i)12-s + (−6.69e3 − 3.79e4i)13-s + (−2.23e4 − 1.87e4i)14-s + (−2.65e5 + 2.22e5i)15-s + (1.13e4 − 6.45e4i)16-s + (6.26e5 − 2.28e5i)17-s + ⋯
L(s)  = 1  + (0.664 − 0.241i)2-s + (0.192 − 1.08i)3-s + (0.383 − 0.321i)4-s + (−1.22 − 1.02i)5-s + (−0.135 − 0.770i)6-s + (−0.143 − 0.248i)7-s + (0.176 − 0.306i)8-s + (−0.210 − 0.0765i)9-s + (−1.06 − 0.386i)10-s + (−0.825 + 1.43i)11-s + (−0.276 − 0.479i)12-s + (−0.0649 − 0.368i)13-s + (−0.155 − 0.130i)14-s + (−1.35 + 1.13i)15-s + (0.0434 − 0.246i)16-s + (1.81 − 0.662i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.872 - 0.488i)\, \overline{\Lambda}(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & (-0.872 - 0.488i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(38\)    =    \(2 \cdot 19\)
Sign: $-0.872 - 0.488i$
Analytic conductor: \(19.5713\)
Root analytic conductor: \(4.42395\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: $\chi_{38} (5, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 38,\ (\ :9/2),\ -0.872 - 0.488i)\)

Particular Values

\(L(5)\) \(\approx\) \(0.347401 + 1.33188i\)
\(L(\frac12)\) \(\approx\) \(0.347401 + 1.33188i\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-15.0 + 5.47i)T \)
19 \( 1 + (4.44e5 - 3.53e5i)T \)
good3 \( 1 + (-26.9 + 152. i)T + (-1.84e4 - 6.73e3i)T^{2} \)
5 \( 1 + (1.71e3 + 1.43e3i)T + (3.39e5 + 1.92e6i)T^{2} \)
7 \( 1 + (910. + 1.57e3i)T + (-2.01e7 + 3.49e7i)T^{2} \)
11 \( 1 + (4.01e4 - 6.94e4i)T + (-1.17e9 - 2.04e9i)T^{2} \)
13 \( 1 + (6.69e3 + 3.79e4i)T + (-9.96e9 + 3.62e9i)T^{2} \)
17 \( 1 + (-6.26e5 + 2.28e5i)T + (9.08e10 - 7.62e10i)T^{2} \)
23 \( 1 + (2.89e5 - 2.42e5i)T + (3.12e11 - 1.77e12i)T^{2} \)
29 \( 1 + (6.88e6 + 2.50e6i)T + (1.11e13 + 9.32e12i)T^{2} \)
31 \( 1 + (3.25e6 + 5.64e6i)T + (-1.32e13 + 2.28e13i)T^{2} \)
37 \( 1 + 1.53e7T + 1.29e14T^{2} \)
41 \( 1 + (1.73e5 - 9.84e5i)T + (-3.07e14 - 1.11e14i)T^{2} \)
43 \( 1 + (-9.41e6 - 7.90e6i)T + (8.72e13 + 4.94e14i)T^{2} \)
47 \( 1 + (1.97e7 + 7.17e6i)T + (8.57e14 + 7.19e14i)T^{2} \)
53 \( 1 + (-1.09e7 + 9.15e6i)T + (5.72e14 - 3.24e15i)T^{2} \)
59 \( 1 + (2.17e6 - 7.90e5i)T + (6.63e15 - 5.56e15i)T^{2} \)
61 \( 1 + (-1.55e8 + 1.30e8i)T + (2.03e15 - 1.15e16i)T^{2} \)
67 \( 1 + (-1.39e8 - 5.08e7i)T + (2.08e16 + 1.74e16i)T^{2} \)
71 \( 1 + (1.56e8 + 1.31e8i)T + (7.96e15 + 4.51e16i)T^{2} \)
73 \( 1 + (2.81e6 - 1.59e7i)T + (-5.53e16 - 2.01e16i)T^{2} \)
79 \( 1 + (4.82e6 - 2.73e7i)T + (-1.12e17 - 4.09e16i)T^{2} \)
83 \( 1 + (1.53e8 + 2.66e8i)T + (-9.34e16 + 1.61e17i)T^{2} \)
89 \( 1 + (2.83e7 + 1.60e8i)T + (-3.29e17 + 1.19e17i)T^{2} \)
97 \( 1 + (2.27e8 - 8.28e7i)T + (5.82e17 - 4.88e17i)T^{2} \)
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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

−13.08876719170220977678322270128, −12.60174722680864796059564527657, −11.78967663154465949360328190922, −9.964657282107667372082866616147, −7.896655247772050972551055898589, −7.37676599713565798729362905288, −5.27354255981432793768213764911, −3.85851840454225235741654764943, −1.87611495084902396115768442929, −0.38328766950597285017280172970, 3.16606698627260109938964479604, 3.80852013720398199576024164829, 5.51663700147716043190278801910, 7.22660093732919401755102895476, 8.555656470058579632772998100210, 10.45616893479996684208329094697, 11.17752965431649360692654166209, 12.57243024426013268209268238142, 14.27810842854724778665831648515, 15.01008632361733339306453520583

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