Properties

Label 2-138-23.13-c3-0-10
Degree $2$
Conductor $138$
Sign $0.944 + 0.327i$
Analytic cond. $8.14226$
Root an. cond. $2.85346$
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  + (1.30 + 1.51i)2-s + (−2.52 − 1.62i)3-s + (−0.569 + 3.95i)4-s + (3.30 − 7.24i)5-s + (−0.853 − 5.93i)6-s + (−0.555 − 0.163i)7-s + (−6.73 + 4.32i)8-s + (3.73 + 8.18i)9-s + (15.2 − 4.48i)10-s + (40.4 − 46.7i)11-s + (7.85 − 9.06i)12-s + (43.6 − 12.8i)13-s + (−0.481 − 1.05i)14-s + (−20.1 + 12.9i)15-s + (−15.3 − 4.50i)16-s + (−2.00 − 13.9i)17-s + ⋯
L(s)  = 1  + (0.463 + 0.534i)2-s + (−0.485 − 0.312i)3-s + (−0.0711 + 0.494i)4-s + (0.295 − 0.647i)5-s + (−0.0580 − 0.404i)6-s + (−0.0300 − 0.00881i)7-s + (−0.297 + 0.191i)8-s + (0.138 + 0.303i)9-s + (0.483 − 0.141i)10-s + (1.10 − 1.28i)11-s + (0.189 − 0.218i)12-s + (0.931 − 0.273i)13-s + (−0.00918 − 0.0201i)14-s + (−0.345 + 0.222i)15-s + (−0.239 − 0.0704i)16-s + (−0.0286 − 0.199i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.944 + 0.327i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (0.944 + 0.327i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(138\)    =    \(2 \cdot 3 \cdot 23\)
Sign: $0.944 + 0.327i$
Analytic conductor: \(8.14226\)
Root analytic conductor: \(2.85346\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{138} (13, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 138,\ (\ :3/2),\ 0.944 + 0.327i)\)

Particular Values

\(L(2)\) \(\approx\) \(1.90637 - 0.320804i\)
\(L(\frac12)\) \(\approx\) \(1.90637 - 0.320804i\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-1.30 - 1.51i)T \)
3 \( 1 + (2.52 + 1.62i)T \)
23 \( 1 + (-108. - 22.1i)T \)
good5 \( 1 + (-3.30 + 7.24i)T + (-81.8 - 94.4i)T^{2} \)
7 \( 1 + (0.555 + 0.163i)T + (288. + 185. i)T^{2} \)
11 \( 1 + (-40.4 + 46.7i)T + (-189. - 1.31e3i)T^{2} \)
13 \( 1 + (-43.6 + 12.8i)T + (1.84e3 - 1.18e3i)T^{2} \)
17 \( 1 + (2.00 + 13.9i)T + (-4.71e3 + 1.38e3i)T^{2} \)
19 \( 1 + (-9.69 + 67.4i)T + (-6.58e3 - 1.93e3i)T^{2} \)
29 \( 1 + (2.17 + 15.1i)T + (-2.34e4 + 6.87e3i)T^{2} \)
31 \( 1 + (50.9 - 32.7i)T + (1.23e4 - 2.70e4i)T^{2} \)
37 \( 1 + (131. + 288. i)T + (-3.31e4 + 3.82e4i)T^{2} \)
41 \( 1 + (202. - 444. i)T + (-4.51e4 - 5.20e4i)T^{2} \)
43 \( 1 + (91.0 + 58.5i)T + (3.30e4 + 7.23e4i)T^{2} \)
47 \( 1 - 170.T + 1.03e5T^{2} \)
53 \( 1 + (57.9 + 17.0i)T + (1.25e5 + 8.04e4i)T^{2} \)
59 \( 1 + (-301. + 88.4i)T + (1.72e5 - 1.11e5i)T^{2} \)
61 \( 1 + (302. - 194. i)T + (9.42e4 - 2.06e5i)T^{2} \)
67 \( 1 + (375. + 433. i)T + (-4.28e4 + 2.97e5i)T^{2} \)
71 \( 1 + (-338. - 390. i)T + (-5.09e4 + 3.54e5i)T^{2} \)
73 \( 1 + (161. - 1.12e3i)T + (-3.73e5 - 1.09e5i)T^{2} \)
79 \( 1 + (-8.88 + 2.60i)T + (4.14e5 - 2.66e5i)T^{2} \)
83 \( 1 + (166. + 363. i)T + (-3.74e5 + 4.32e5i)T^{2} \)
89 \( 1 + (-846. - 543. i)T + (2.92e5 + 6.41e5i)T^{2} \)
97 \( 1 + (-127. + 279. i)T + (-5.97e5 - 6.89e5i)T^{2} \)
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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

−12.96564392216280110480070990314, −11.68980667950818376702902995366, −10.98166100497338961504190695555, −9.199817559130533925230001047356, −8.467991376689632125025977563581, −6.96500128029763644332490527663, −6.00752765970930986179502321734, −5.01949572574208157905356533628, −3.46178407783862412697505978965, −1.03595937078740154528448644226, 1.63901937928396560798033101041, 3.49788711163746420518103127814, 4.68210031613268498054978536263, 6.13802935026487976093207507277, 6.97784994941009089204363197072, 8.912399695493394582119465988818, 9.989585307643181239647490605116, 10.75842538698569518097751441587, 11.78269147436223277052509304143, 12.55444923688023387580313192704

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