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Properties

Label 2-63-21.17-c3-0-2
Degree $2$
Conductor $63$
Sign $0.128 - 0.991i$
Analytic cond. $3.71712$
Root an. cond. $1.92798$
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  + (0.648 − 0.374i)2-s + (−3.71 + 6.44i)4-s + (5.42 + 9.40i)5-s + (−18.2 + 3.24i)7-s + 11.5i·8-s + (7.04 + 4.06i)10-s + (44.9 + 25.9i)11-s + 32.1i·13-s + (−10.6 + 8.93i)14-s + (−25.4 − 44.0i)16-s + (40.7 − 70.5i)17-s + (−0.0420 + 0.0242i)19-s − 80.7·20-s + 38.8·22-s + (−77.3 + 44.6i)23-s + ⋯
L(s)  = 1  + (0.229 − 0.132i)2-s + (−0.464 + 0.805i)4-s + (0.485 + 0.840i)5-s + (−0.984 + 0.175i)7-s + 0.511i·8-s + (0.222 + 0.128i)10-s + (1.23 + 0.710i)11-s + 0.686i·13-s + (−0.202 + 0.170i)14-s + (−0.397 − 0.688i)16-s + (0.581 − 1.00i)17-s + (−0.000507 + 0.000293i)19-s − 0.902·20-s + 0.376·22-s + (−0.701 + 0.404i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 63 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.128 - 0.991i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 63 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (0.128 - 0.991i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(63\)    =    \(3^{2} \cdot 7\)
Sign: $0.128 - 0.991i$
Analytic conductor: \(3.71712\)
Root analytic conductor: \(1.92798\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{63} (17, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 63,\ (\ :3/2),\ 0.128 - 0.991i)\)

Particular Values

\(L(2)\) \(\approx\) \(1.04128 + 0.914989i\)
\(L(\frac12)\) \(\approx\) \(1.04128 + 0.914989i\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
7 \( 1 + (18.2 - 3.24i)T \)
good2 \( 1 + (-0.648 + 0.374i)T + (4 - 6.92i)T^{2} \)
5 \( 1 + (-5.42 - 9.40i)T + (-62.5 + 108. i)T^{2} \)
11 \( 1 + (-44.9 - 25.9i)T + (665.5 + 1.15e3i)T^{2} \)
13 \( 1 - 32.1iT - 2.19e3T^{2} \)
17 \( 1 + (-40.7 + 70.5i)T + (-2.45e3 - 4.25e3i)T^{2} \)
19 \( 1 + (0.0420 - 0.0242i)T + (3.42e3 - 5.94e3i)T^{2} \)
23 \( 1 + (77.3 - 44.6i)T + (6.08e3 - 1.05e4i)T^{2} \)
29 \( 1 + 175. iT - 2.43e4T^{2} \)
31 \( 1 + (-186. - 107. i)T + (1.48e4 + 2.57e4i)T^{2} \)
37 \( 1 + (32.2 + 55.8i)T + (-2.53e4 + 4.38e4i)T^{2} \)
41 \( 1 - 411.T + 6.89e4T^{2} \)
43 \( 1 + 234.T + 7.95e4T^{2} \)
47 \( 1 + (-316. - 547. i)T + (-5.19e4 + 8.99e4i)T^{2} \)
53 \( 1 + (-230. - 132. i)T + (7.44e4 + 1.28e5i)T^{2} \)
59 \( 1 + (-175. + 304. i)T + (-1.02e5 - 1.77e5i)T^{2} \)
61 \( 1 + (673. - 389. i)T + (1.13e5 - 1.96e5i)T^{2} \)
67 \( 1 + (-98.0 + 169. i)T + (-1.50e5 - 2.60e5i)T^{2} \)
71 \( 1 - 142. iT - 3.57e5T^{2} \)
73 \( 1 + (-676. - 390. i)T + (1.94e5 + 3.36e5i)T^{2} \)
79 \( 1 + (644. + 1.11e3i)T + (-2.46e5 + 4.26e5i)T^{2} \)
83 \( 1 + 235.T + 5.71e5T^{2} \)
89 \( 1 + (335. + 580. i)T + (-3.52e5 + 6.10e5i)T^{2} \)
97 \( 1 + 655. iT - 9.12e5T^{2} \)
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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

−14.32202058985250479820696334923, −13.77689706811468323108089315113, −12.41376264739665538200845533916, −11.66370136192165741391498839023, −9.909231739688911523603659506398, −9.147717841234617301778253762807, −7.36026656623996728625383306394, −6.24860906627905229445656377195, −4.19985560806196076935180483389, −2.75381209992742197203586368941, 0.987657281397556252075140643053, 3.87433447861295001991420833508, 5.54836456492403106069464060564, 6.44441220496694974222684194660, 8.597211828284721350519078589856, 9.556617431308785597935754923213, 10.51159914766809116738846062375, 12.30528379524961251408221943667, 13.22357722173491868200651529078, 14.08706675763107700937279972811

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