Properties

Label 2-304-19.18-c4-0-31
Degree $2$
Conductor $304$
Sign $-0.216 + 0.976i$
Analytic cond. $31.4244$
Root an. cond. $5.60575$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 6.66i·3-s + 26.7·5-s − 51.4·7-s + 36.5·9-s + 25.0·11-s − 53.2i·13-s − 177. i·15-s − 24.4·17-s + (78.0 − 352. i)19-s + 342. i·21-s + 612.·23-s + 88.0·25-s − 783. i·27-s − 1.34e3i·29-s + 912. i·31-s + ⋯
L(s)  = 1  − 0.740i·3-s + 1.06·5-s − 1.04·7-s + 0.451·9-s + 0.207·11-s − 0.315i·13-s − 0.790i·15-s − 0.0847·17-s + (0.216 − 0.976i)19-s + 0.777i·21-s + 1.15·23-s + 0.140·25-s − 1.07i·27-s − 1.60i·29-s + 0.949i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 304 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.216 + 0.976i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 304 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (-0.216 + 0.976i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(304\)    =    \(2^{4} \cdot 19\)
Sign: $-0.216 + 0.976i$
Analytic conductor: \(31.4244\)
Root analytic conductor: \(5.60575\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{304} (113, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 304,\ (\ :2),\ -0.216 + 0.976i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(2.038620132\)
\(L(\frac12)\) \(\approx\) \(2.038620132\)
\(L(3)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
19 \( 1 + (-78.0 + 352. i)T \)
good3 \( 1 + 6.66iT - 81T^{2} \)
5 \( 1 - 26.7T + 625T^{2} \)
7 \( 1 + 51.4T + 2.40e3T^{2} \)
11 \( 1 - 25.0T + 1.46e4T^{2} \)
13 \( 1 + 53.2iT - 2.85e4T^{2} \)
17 \( 1 + 24.4T + 8.35e4T^{2} \)
23 \( 1 - 612.T + 2.79e5T^{2} \)
29 \( 1 + 1.34e3iT - 7.07e5T^{2} \)
31 \( 1 - 912. iT - 9.23e5T^{2} \)
37 \( 1 - 325. iT - 1.87e6T^{2} \)
41 \( 1 + 51.7iT - 2.82e6T^{2} \)
43 \( 1 - 2.54e3T + 3.41e6T^{2} \)
47 \( 1 + 2.99e3T + 4.87e6T^{2} \)
53 \( 1 + 4.06e3iT - 7.89e6T^{2} \)
59 \( 1 + 1.07e3iT - 1.21e7T^{2} \)
61 \( 1 + 6.53e3T + 1.38e7T^{2} \)
67 \( 1 + 7.38e3iT - 2.01e7T^{2} \)
71 \( 1 + 5.80e3iT - 2.54e7T^{2} \)
73 \( 1 - 3.62e3T + 2.83e7T^{2} \)
79 \( 1 + 3.90e3iT - 3.89e7T^{2} \)
83 \( 1 - 997.T + 4.74e7T^{2} \)
89 \( 1 + 6.15e3iT - 6.27e7T^{2} \)
97 \( 1 - 5.02e3iT - 8.85e7T^{2} \)
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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

−10.69469728267144639197166842543, −9.727377611324821831144280756540, −9.178701471455976432129640406780, −7.75759366927059296416556756904, −6.68874136652427045221066021431, −6.18091248209188234395495437356, −4.84611067998106154816860466994, −3.17723384506878605079857813077, −1.98658916510893046758531068877, −0.64245885499126082709879578744, 1.43813337732505520109460275133, 2.99111396936433515807883887327, 4.13926614822802868686522213132, 5.40107258472784575332680109355, 6.33121363872112681670391348682, 7.31434539422560278127834882132, 8.974096613401524040054213325610, 9.556555091286255463648393536982, 10.18875914624948982213458095935, 11.06433455041281224319213499362

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