Properties

Degree 2
Conductor $ 3 \cdot 5 \cdot 7 $
Sign $0.987 + 0.154i$
Motivic weight 2
Primitive yes
Self-dual no
Analytic rank 0

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (0.707 + 0.707i)2-s + (−2.99 + 0.152i)3-s − 3i·4-s + (4.24 + 2.63i)5-s + (−2.22 − 2.01i)6-s + (4.33 − 5.49i)7-s + (4.94 − 4.94i)8-s + (8.95 − 0.915i)9-s + (1.13 + 4.86i)10-s + 13.9i·11-s + (0.458 + 8.98i)12-s + (14.6 − 14.6i)13-s + (6.95 − 0.822i)14-s + (−13.1 − 7.25i)15-s − 4.99·16-s + (4.86 − 4.86i)17-s + ⋯
L(s)  = 1  + (0.353 + 0.353i)2-s + (−0.998 + 0.0509i)3-s − 0.750i·4-s + (0.849 + 0.527i)5-s + (−0.371 − 0.335i)6-s + (0.619 − 0.785i)7-s + (0.618 − 0.618i)8-s + (0.994 − 0.101i)9-s + (0.113 + 0.486i)10-s + 1.26i·11-s + (0.0381 + 0.749i)12-s + (1.12 − 1.12i)13-s + (0.496 − 0.0587i)14-s + (−0.875 − 0.483i)15-s − 0.312·16-s + (0.286 − 0.286i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 105 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.987 + 0.154i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 105 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.987 + 0.154i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

\( d \)  =  \(2\)
\( N \)  =  \(105\)    =    \(3 \cdot 5 \cdot 7\)
\( \varepsilon \)  =  $0.987 + 0.154i$
motivic weight  =  \(2\)
character  :  $\chi_{105} (83, \cdot )$
primitive  :  yes
self-dual  :  no
analytic rank  =  \(0\)
Selberg data  =  \((2,\ 105,\ (\ :1),\ 0.987 + 0.154i)\)
\(L(\frac{3}{2})\)  \(\approx\)  \(1.46794 - 0.114140i\)
\(L(\frac12)\)  \(\approx\)  \(1.46794 - 0.114140i\)
\(L(2)\)   not available
\(L(1)\)   not available

Euler product

\[L(s) = \prod_{p \text{ prime}} F_p(p^{-s})^{-1} \]where, for $p \notin \{3,\;5,\;7\}$,\(F_p(T)\) is a polynomial of degree 2. If $p \in \{3,\;5,\;7\}$, then $F_p(T)$ is a polynomial of degree at most 1.
$p$$F_p(T)$
bad3 \( 1 + (2.99 - 0.152i)T \)
5 \( 1 + (-4.24 - 2.63i)T \)
7 \( 1 + (-4.33 + 5.49i)T \)
good2 \( 1 + (-0.707 - 0.707i)T + 4iT^{2} \)
11 \( 1 - 13.9iT - 121T^{2} \)
13 \( 1 + (-14.6 + 14.6i)T - 169iT^{2} \)
17 \( 1 + (-4.86 + 4.86i)T - 289iT^{2} \)
19 \( 1 + 21.7T + 361T^{2} \)
23 \( 1 + (-1.77 + 1.77i)T - 529iT^{2} \)
29 \( 1 + 28.0T + 841T^{2} \)
31 \( 1 - 17.2iT - 961T^{2} \)
37 \( 1 + (6.50 - 6.50i)T - 1.36e3iT^{2} \)
41 \( 1 - 26.7T + 1.68e3T^{2} \)
43 \( 1 + (-33.1 - 33.1i)T + 1.84e3iT^{2} \)
47 \( 1 + (18.5 - 18.5i)T - 2.20e3iT^{2} \)
53 \( 1 + (48.3 - 48.3i)T - 2.80e3iT^{2} \)
59 \( 1 - 29.6iT - 3.48e3T^{2} \)
61 \( 1 - 21.0iT - 3.72e3T^{2} \)
67 \( 1 + (32.4 - 32.4i)T - 4.48e3iT^{2} \)
71 \( 1 - 16.0iT - 5.04e3T^{2} \)
73 \( 1 + (-57.3 + 57.3i)T - 5.32e3iT^{2} \)
79 \( 1 + 75.8iT - 6.24e3T^{2} \)
83 \( 1 + (51.9 + 51.9i)T + 6.88e3iT^{2} \)
89 \( 1 - 174. iT - 7.92e3T^{2} \)
97 \( 1 + (16.6 + 16.6i)T + 9.40e3iT^{2} \)
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\[\begin{aligned}L(s) = \prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\end{aligned}\]

Imaginary part of the first few zeros on the critical line

−13.50096837638738149849832999351, −12.71371653554167503409595929396, −10.92650325008719483706242022466, −10.59455604138580791259777836246, −9.624233235198907204407054992870, −7.46588160452352546623518354175, −6.45287944292565890891807658437, −5.50821008188516714987204097604, −4.37765822038827050117005309851, −1.43908391472416274587895741440, 1.86254738618732232498433600067, 4.08239974258686348291179754543, 5.43398939493534927974766409194, 6.37300273117808278216897385922, 8.230662175457822890581912993063, 9.124050570504096771648159299501, 10.91211999459489780532539125482, 11.43124183417459338917921147700, 12.51124498565361988014020387675, 13.26425375032032050587051222743

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