Properties

Label 2-38-1.1-c3-0-3
Degree $2$
Conductor $38$
Sign $1$
Analytic cond. $2.24207$
Root an. cond. $1.49735$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s + 8.77·3-s + 4·4-s − 17.3·5-s + 17.5·6-s − 26.0·7-s + 8·8-s + 49.9·9-s − 34.6·10-s − 4.22·11-s + 35.0·12-s + 64.0·13-s − 52.1·14-s − 151.·15-s + 16·16-s − 48.5·17-s + 99.8·18-s + 19·19-s − 69.2·20-s − 228.·21-s − 8.45·22-s + 92.0·23-s + 70.1·24-s + 174.·25-s + 128.·26-s + 201.·27-s − 104.·28-s + ⋯
L(s)  = 1  + 0.707·2-s + 1.68·3-s + 0.5·4-s − 1.54·5-s + 1.19·6-s − 1.40·7-s + 0.353·8-s + 1.84·9-s − 1.09·10-s − 0.115·11-s + 0.844·12-s + 1.36·13-s − 0.996·14-s − 2.61·15-s + 0.250·16-s − 0.692·17-s + 1.30·18-s + 0.229·19-s − 0.774·20-s − 2.37·21-s − 0.0819·22-s + 0.834·23-s + 0.596·24-s + 1.39·25-s + 0.966·26-s + 1.43·27-s − 0.704·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(38\)    =    \(2 \cdot 19\)
Sign: $1$
Analytic conductor: \(2.24207\)
Root analytic conductor: \(1.49735\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 38,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(2.226196849\)
\(L(\frac12)\) \(\approx\) \(2.226196849\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 2T \)
19 \( 1 - 19T \)
good3 \( 1 - 8.77T + 27T^{2} \)
5 \( 1 + 17.3T + 125T^{2} \)
7 \( 1 + 26.0T + 343T^{2} \)
11 \( 1 + 4.22T + 1.33e3T^{2} \)
13 \( 1 - 64.0T + 2.19e3T^{2} \)
17 \( 1 + 48.5T + 4.91e3T^{2} \)
23 \( 1 - 92.0T + 1.21e4T^{2} \)
29 \( 1 + 88.2T + 2.43e4T^{2} \)
31 \( 1 + 81.9T + 2.97e4T^{2} \)
37 \( 1 + 23.6T + 5.06e4T^{2} \)
41 \( 1 - 17.7T + 6.89e4T^{2} \)
43 \( 1 - 368.T + 7.95e4T^{2} \)
47 \( 1 + 497.T + 1.03e5T^{2} \)
53 \( 1 + 536.T + 1.48e5T^{2} \)
59 \( 1 + 36.6T + 2.05e5T^{2} \)
61 \( 1 - 630.T + 2.26e5T^{2} \)
67 \( 1 - 282.T + 3.00e5T^{2} \)
71 \( 1 - 595.T + 3.57e5T^{2} \)
73 \( 1 + 597.T + 3.89e5T^{2} \)
79 \( 1 - 427.T + 4.93e5T^{2} \)
83 \( 1 - 493.T + 5.71e5T^{2} \)
89 \( 1 + 921.T + 7.04e5T^{2} \)
97 \( 1 - 1.08e3T + 9.12e5T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−15.72995924244702178401287918599, −14.71090850537627076555606662756, −13.38775329037008038079963478557, −12.72576187683773906907546760818, −11.08453363412813674368454222799, −9.261357644577212813933289374130, −8.084959882271028323143027320107, −6.83945744702810489928646858932, −3.93149329831377357804181671820, −3.16303426781052515390090952770, 3.16303426781052515390090952770, 3.93149329831377357804181671820, 6.83945744702810489928646858932, 8.084959882271028323143027320107, 9.261357644577212813933289374130, 11.08453363412813674368454222799, 12.72576187683773906907546760818, 13.38775329037008038079963478557, 14.71090850537627076555606662756, 15.72995924244702178401287918599

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