Properties

Label 2-2240-140.139-c1-0-60
Degree $2$
Conductor $2240$
Sign $-0.500 + 0.865i$
Analytic cond. $17.8864$
Root an. cond. $4.22924$
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  − 2.21i·3-s + (−1.81 + 1.30i)5-s + (−1.09 − 2.41i)7-s − 1.90·9-s + 0.661i·11-s + 0.235·13-s + (2.88 + 4.02i)15-s + 6.02·17-s + 7.98·19-s + (−5.33 + 2.41i)21-s + 8.48·23-s + (1.61 − 4.73i)25-s − 2.43i·27-s − 7.86·29-s + 1.36·31-s + ⋯
L(s)  = 1  − 1.27i·3-s + (−0.813 + 0.581i)5-s + (−0.412 − 0.910i)7-s − 0.633·9-s + 0.199i·11-s + 0.0652·13-s + (0.743 + 1.03i)15-s + 1.46·17-s + 1.83·19-s + (−1.16 + 0.527i)21-s + 1.76·23-s + (0.322 − 0.946i)25-s − 0.468i·27-s − 1.46·29-s + 0.245·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.500 + 0.865i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.500 + 0.865i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $-0.500 + 0.865i$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2240} (2239, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ -0.500 + 0.865i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.439785256\)
\(L(\frac12)\) \(\approx\) \(1.439785256\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + (1.81 - 1.30i)T \)
7 \( 1 + (1.09 + 2.41i)T \)
good3 \( 1 + 2.21iT - 3T^{2} \)
11 \( 1 - 0.661iT - 11T^{2} \)
13 \( 1 - 0.235T + 13T^{2} \)
17 \( 1 - 6.02T + 17T^{2} \)
19 \( 1 - 7.98T + 19T^{2} \)
23 \( 1 - 8.48T + 23T^{2} \)
29 \( 1 + 7.86T + 29T^{2} \)
31 \( 1 - 1.36T + 31T^{2} \)
37 \( 1 - 6.09iT - 37T^{2} \)
41 \( 1 + 2.79iT - 41T^{2} \)
43 \( 1 + 9.54T + 43T^{2} \)
47 \( 1 + 7.72iT - 47T^{2} \)
53 \( 1 + 8.45iT - 53T^{2} \)
59 \( 1 + 0.929T + 59T^{2} \)
61 \( 1 + 2.28iT - 61T^{2} \)
67 \( 1 + 3.19T + 67T^{2} \)
71 \( 1 + 0.619iT - 71T^{2} \)
73 \( 1 + 11.9T + 73T^{2} \)
79 \( 1 - 7.01iT - 79T^{2} \)
83 \( 1 + 7.05iT - 83T^{2} \)
89 \( 1 + 9.97iT - 89T^{2} \)
97 \( 1 - 6.02T + 97T^{2} \)
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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

−8.465135277759339768096659440273, −7.67798036989795336521178434834, −7.16547554990545569803823443576, −6.92976002564943382763386239343, −5.79602929536439580408406228903, −4.80690210691987545588209366456, −3.45284735183265271496665183259, −3.13719146986916297610451012901, −1.53252115157076829970058254985, −0.61260879399516060958884251151, 1.17093065018352409477041047492, 3.19064549348067972257345580609, 3.34708333668199791292482963738, 4.53572908372658709919652614756, 5.30991283937594167460982992607, 5.70015937433412096833689708711, 7.17906663450146678476235169476, 7.80305136583985340107761738290, 8.821819107350274322609761708232, 9.330292119615800120759975250216

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