Properties

Label 2-1288-161.160-c1-0-3
Degree $2$
Conductor $1288$
Sign $-0.590 + 0.806i$
Analytic cond. $10.2847$
Root an. cond. $3.20698$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3.09i·3-s − 0.561·5-s + (−1.40 − 2.24i)7-s − 6.59·9-s + 5.17i·11-s + 6.03i·13-s − 1.73i·15-s − 0.798·17-s + 3.89·19-s + (6.94 − 4.34i)21-s + (−1.78 − 4.45i)23-s − 4.68·25-s − 11.1i·27-s − 2.40·29-s − 4.50i·31-s + ⋯
L(s)  = 1  + 1.78i·3-s − 0.250·5-s + (−0.530 − 0.847i)7-s − 2.19·9-s + 1.56i·11-s + 1.67i·13-s − 0.448i·15-s − 0.193·17-s + 0.894·19-s + (1.51 − 0.947i)21-s + (−0.371 − 0.928i)23-s − 0.937·25-s − 2.14i·27-s − 0.446·29-s − 0.809i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1288 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.590 + 0.806i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1288 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.590 + 0.806i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1288\)    =    \(2^{3} \cdot 7 \cdot 23\)
Sign: $-0.590 + 0.806i$
Analytic conductor: \(10.2847\)
Root analytic conductor: \(3.20698\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1288} (321, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1288,\ (\ :1/2),\ -0.590 + 0.806i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5567638917\)
\(L(\frac12)\) \(\approx\) \(0.5567638917\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 + (1.40 + 2.24i)T \)
23 \( 1 + (1.78 + 4.45i)T \)
good3 \( 1 - 3.09iT - 3T^{2} \)
5 \( 1 + 0.561T + 5T^{2} \)
11 \( 1 - 5.17iT - 11T^{2} \)
13 \( 1 - 6.03iT - 13T^{2} \)
17 \( 1 + 0.798T + 17T^{2} \)
19 \( 1 - 3.89T + 19T^{2} \)
29 \( 1 + 2.40T + 29T^{2} \)
31 \( 1 + 4.50iT - 31T^{2} \)
37 \( 1 + 10.6iT - 37T^{2} \)
41 \( 1 - 6.48iT - 41T^{2} \)
43 \( 1 + 3.09iT - 43T^{2} \)
47 \( 1 + 4.00iT - 47T^{2} \)
53 \( 1 - 6.55iT - 53T^{2} \)
59 \( 1 + 7.75iT - 59T^{2} \)
61 \( 1 + 9.53T + 61T^{2} \)
67 \( 1 - 4.44iT - 67T^{2} \)
71 \( 1 - 0.280T + 71T^{2} \)
73 \( 1 - 3.85iT - 73T^{2} \)
79 \( 1 + 10.0iT - 79T^{2} \)
83 \( 1 + 10.6T + 83T^{2} \)
89 \( 1 + 3.79T + 89T^{2} \)
97 \( 1 + 0.465T + 97T^{2} \)
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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

−9.989325740254640662530591657846, −9.533012314105774893035268635832, −9.035861467215853384316738626513, −7.72727175412295116036262311535, −6.95046359527313428482357436166, −5.90484304309868828234188237061, −4.66528021609214790834236738984, −4.26351527451281226814648835944, −3.62240225796761002348972664700, −2.19987767589854459697557668528, 0.23053782455629289437213633276, 1.44208092917685372589080796748, 2.89495330919214222556572450632, 3.28479219729912179557806266105, 5.56091602934850016654488676099, 5.72309761162678476724160113782, 6.64627781755915846634667353719, 7.64100498623814371578268274829, 8.153984974547240963724293338877, 8.775689015926683447897748281986

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