Properties

Label 2-23-23.2-c7-0-9
Degree $2$
Conductor $23$
Sign $-0.857 + 0.515i$
Analytic cond. $7.18485$
Root an. cond. $2.68045$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + (7.29 + 4.68i)2-s + (2.75 + 19.1i)3-s + (−21.9 − 48.1i)4-s + (−520. − 152. i)5-s + (−69.7 + 152. i)6-s + (−684. + 789. i)7-s + (223. − 1.55e3i)8-s + (1.73e3 − 510. i)9-s + (−3.07e3 − 3.55e3i)10-s + (−3.59e3 + 2.30e3i)11-s + (861. − 553. i)12-s + (−665. − 768. i)13-s + (−8.68e3 + 2.55e3i)14-s + (1.49e3 − 1.03e4i)15-s + (4.46e3 − 5.15e3i)16-s + (−4.86e3 + 1.06e4i)17-s + ⋯
L(s)  = 1  + (0.644 + 0.414i)2-s + (0.0589 + 0.409i)3-s + (−0.171 − 0.375i)4-s + (−1.86 − 0.546i)5-s + (−0.131 + 0.288i)6-s + (−0.753 + 0.869i)7-s + (0.154 − 1.07i)8-s + (0.794 − 0.233i)9-s + (−0.973 − 1.12i)10-s + (−0.813 + 0.522i)11-s + (0.143 − 0.0924i)12-s + (−0.0840 − 0.0969i)13-s + (−0.846 + 0.248i)14-s + (0.114 − 0.794i)15-s + (0.272 − 0.314i)16-s + (−0.240 + 0.525i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.857 + 0.515i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (-0.857 + 0.515i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(23\)
Sign: $-0.857 + 0.515i$
Analytic conductor: \(7.18485\)
Root analytic conductor: \(2.68045\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: $\chi_{23} (2, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 23,\ (\ :7/2),\ -0.857 + 0.515i)\)

Particular Values

\(L(4)\) \(\approx\) \(0.0366291 - 0.132033i\)
\(L(\frac12)\) \(\approx\) \(0.0366291 - 0.132033i\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad23 \( 1 + (3.50e4 + 4.66e4i)T \)
good2 \( 1 + (-7.29 - 4.68i)T + (53.1 + 116. i)T^{2} \)
3 \( 1 + (-2.75 - 19.1i)T + (-2.09e3 + 616. i)T^{2} \)
5 \( 1 + (520. + 152. i)T + (6.57e4 + 4.22e4i)T^{2} \)
7 \( 1 + (684. - 789. i)T + (-1.17e5 - 8.15e5i)T^{2} \)
11 \( 1 + (3.59e3 - 2.30e3i)T + (8.09e6 - 1.77e7i)T^{2} \)
13 \( 1 + (665. + 768. i)T + (-8.93e6 + 6.21e7i)T^{2} \)
17 \( 1 + (4.86e3 - 1.06e4i)T + (-2.68e8 - 3.10e8i)T^{2} \)
19 \( 1 + (7.16e3 + 1.56e4i)T + (-5.85e8 + 6.75e8i)T^{2} \)
29 \( 1 + (1.48e4 - 3.25e4i)T + (-1.12e10 - 1.30e10i)T^{2} \)
31 \( 1 + (-2.23e3 + 1.55e4i)T + (-2.63e10 - 7.75e9i)T^{2} \)
37 \( 1 + (3.95e5 - 1.16e5i)T + (7.98e10 - 5.13e10i)T^{2} \)
41 \( 1 + (2.12e5 + 6.24e4i)T + (1.63e11 + 1.05e11i)T^{2} \)
43 \( 1 + (1.18e5 + 8.24e5i)T + (-2.60e11 + 7.65e10i)T^{2} \)
47 \( 1 + 6.10e4T + 5.06e11T^{2} \)
53 \( 1 + (-1.20e6 + 1.38e6i)T + (-1.67e11 - 1.16e12i)T^{2} \)
59 \( 1 + (1.16e6 + 1.34e6i)T + (-3.54e11 + 2.46e12i)T^{2} \)
61 \( 1 + (2.93e5 - 2.04e6i)T + (-3.01e12 - 8.85e11i)T^{2} \)
67 \( 1 + (-1.68e6 - 1.08e6i)T + (2.51e12 + 5.51e12i)T^{2} \)
71 \( 1 + (3.33e6 + 2.14e6i)T + (3.77e12 + 8.27e12i)T^{2} \)
73 \( 1 + (-1.21e6 - 2.65e6i)T + (-7.23e12 + 8.34e12i)T^{2} \)
79 \( 1 + (1.27e6 + 1.46e6i)T + (-2.73e12 + 1.90e13i)T^{2} \)
83 \( 1 + (4.90e6 - 1.43e6i)T + (2.28e13 - 1.46e13i)T^{2} \)
89 \( 1 + (-4.55e5 - 3.16e6i)T + (-4.24e13 + 1.24e13i)T^{2} \)
97 \( 1 + (-1.12e7 - 3.30e6i)T + (6.79e13 + 4.36e13i)T^{2} \)
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

−15.49150973679197377280436811556, −15.11560159217308859333142980896, −12.94314293591386238061376677110, −12.23202068953565813489802535129, −10.31112161859894747560925504735, −8.729763621902350101940661598798, −7.00065975436578669407904376417, −4.97788667860812784064825620135, −3.81331831447937448175331485278, −0.05885273020333161518417934331, 3.22567145078665682864151644121, 4.29195582391752977775169483618, 7.19713074300317321323970751027, 8.032948402473801254709827154795, 10.58600788767977669901098390291, 11.79468993202724621428804721541, 12.85231137019685676908193954554, 13.90232400889549020166631253067, 15.57474824338464116553392817491, 16.46873978243137899124132662585

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