Properties

Label 2-224-56.27-c1-0-2
Degree $2$
Conductor $224$
Sign $0.387 - 0.921i$
Analytic cond. $1.78864$
Root an. cond. $1.33740$
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  + 2.44i·3-s + 2.44·5-s + (2.44 − i)7-s − 2.99·9-s − 2·11-s − 2.44·13-s + 5.99i·15-s + 4.89i·17-s − 2.44i·19-s + (2.44 + 5.99i)21-s − 4i·23-s + 0.999·25-s − 4i·29-s − 4.89·31-s − 4.89i·33-s + ⋯
L(s)  = 1  + 1.41i·3-s + 1.09·5-s + (0.925 − 0.377i)7-s − 0.999·9-s − 0.603·11-s − 0.679·13-s + 1.54i·15-s + 1.18i·17-s − 0.561i·19-s + (0.534 + 1.30i)21-s − 0.834i·23-s + 0.199·25-s − 0.742i·29-s − 0.879·31-s − 0.852i·33-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 224 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.387 - 0.921i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 224 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.387 - 0.921i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(224\)    =    \(2^{5} \cdot 7\)
Sign: $0.387 - 0.921i$
Analytic conductor: \(1.78864\)
Root analytic conductor: \(1.33740\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{224} (111, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 224,\ (\ :1/2),\ 0.387 - 0.921i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.21415 + 0.806797i\)
\(L(\frac12)\) \(\approx\) \(1.21415 + 0.806797i\)
\(L(\frac{3}{2})\) 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 \( 1 + (-2.44 + i)T \)
good3 \( 1 - 2.44iT - 3T^{2} \)
5 \( 1 - 2.44T + 5T^{2} \)
11 \( 1 + 2T + 11T^{2} \)
13 \( 1 + 2.44T + 13T^{2} \)
17 \( 1 - 4.89iT - 17T^{2} \)
19 \( 1 + 2.44iT - 19T^{2} \)
23 \( 1 + 4iT - 23T^{2} \)
29 \( 1 + 4iT - 29T^{2} \)
31 \( 1 + 4.89T + 31T^{2} \)
37 \( 1 + 8iT - 37T^{2} \)
41 \( 1 - 41T^{2} \)
43 \( 1 - 6T + 43T^{2} \)
47 \( 1 - 4.89T + 47T^{2} \)
53 \( 1 - 4iT - 53T^{2} \)
59 \( 1 + 2.44iT - 59T^{2} \)
61 \( 1 + 7.34T + 61T^{2} \)
67 \( 1 - 2T + 67T^{2} \)
71 \( 1 - 10iT - 71T^{2} \)
73 \( 1 + 14.6iT - 73T^{2} \)
79 \( 1 + 6iT - 79T^{2} \)
83 \( 1 - 2.44iT - 83T^{2} \)
89 \( 1 - 14.6iT - 89T^{2} \)
97 \( 1 - 4.89iT - 97T^{2} \)
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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

−12.44664358031908622717355607955, −10.92938390603178442395831411551, −10.55369660702786565206039681449, −9.664774405643186667400097549353, −8.805035719116370052326094200536, −7.55322411434236714029125661760, −5.91302053280658659872768452727, −5.00121435561395097778386467622, −4.05367319959355114966001506014, −2.26311276887018369188059368302, 1.57422341470797543883992671738, 2.58063938810333539765476774955, 5.06910515916291858241447876815, 5.88686964602350435292808038585, 7.16047148905987817876932267415, 7.84210809073346611461100875031, 9.043738392548493290056368442174, 10.10124702483204552487370157243, 11.37250155785059778882305688161, 12.20313345108792538167371349579

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