Properties

Label 2-91-13.9-c7-0-17
Degree $2$
Conductor $91$
Sign $0.937 - 0.347i$
Analytic cond. $28.4270$
Root an. cond. $5.33170$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (10.4 − 18.0i)2-s + (−36.8 + 63.8i)3-s + (−153. − 265. i)4-s + 497.·5-s + (768. + 1.33e3i)6-s + (171.5 + 297. i)7-s − 3.71e3·8-s + (−1.62e3 − 2.81e3i)9-s + (5.18e3 − 8.98e3i)10-s + (−3.77e3 + 6.53e3i)11-s + 2.25e4·12-s + (−6.43e3 + 4.62e3i)13-s + 7.14e3·14-s + (−1.83e4 + 3.17e4i)15-s + (−1.90e4 + 3.30e4i)16-s + (1.97e3 + 3.42e3i)17-s + ⋯
L(s)  = 1  + (0.920 − 1.59i)2-s + (−0.788 + 1.36i)3-s + (−1.19 − 2.07i)4-s + 1.78·5-s + (1.45 + 2.51i)6-s + (0.188 + 0.327i)7-s − 2.56·8-s + (−0.744 − 1.28i)9-s + (1.63 − 2.84i)10-s + (−0.855 + 1.48i)11-s + 3.77·12-s + (−0.812 + 0.583i)13-s + 0.696·14-s + (−1.40 + 2.43i)15-s + (−1.16 + 2.01i)16-s + (0.0975 + 0.168i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 91 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.937 - 0.347i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 91 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (0.937 - 0.347i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(91\)    =    \(7 \cdot 13\)
Sign: $0.937 - 0.347i$
Analytic conductor: \(28.4270\)
Root analytic conductor: \(5.33170\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: $\chi_{91} (22, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 91,\ (\ :7/2),\ 0.937 - 0.347i)\)

Particular Values

\(L(4)\) \(\approx\) \(2.38043 + 0.426447i\)
\(L(\frac12)\) \(\approx\) \(2.38043 + 0.426447i\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 + (-171.5 - 297. i)T \)
13 \( 1 + (6.43e3 - 4.62e3i)T \)
good2 \( 1 + (-10.4 + 18.0i)T + (-64 - 110. i)T^{2} \)
3 \( 1 + (36.8 - 63.8i)T + (-1.09e3 - 1.89e3i)T^{2} \)
5 \( 1 - 497.T + 7.81e4T^{2} \)
11 \( 1 + (3.77e3 - 6.53e3i)T + (-9.74e6 - 1.68e7i)T^{2} \)
17 \( 1 + (-1.97e3 - 3.42e3i)T + (-2.05e8 + 3.55e8i)T^{2} \)
19 \( 1 + (-1.30e4 - 2.26e4i)T + (-4.46e8 + 7.74e8i)T^{2} \)
23 \( 1 + (5.73e3 - 9.94e3i)T + (-1.70e9 - 2.94e9i)T^{2} \)
29 \( 1 + (-2.88e4 + 5.00e4i)T + (-8.62e9 - 1.49e10i)T^{2} \)
31 \( 1 - 2.30e5T + 2.75e10T^{2} \)
37 \( 1 + (2.06e5 - 3.57e5i)T + (-4.74e10 - 8.22e10i)T^{2} \)
41 \( 1 + (3.27e5 - 5.66e5i)T + (-9.73e10 - 1.68e11i)T^{2} \)
43 \( 1 + (-1.99e5 - 3.44e5i)T + (-1.35e11 + 2.35e11i)T^{2} \)
47 \( 1 - 9.59e5T + 5.06e11T^{2} \)
53 \( 1 + 6.80e4T + 1.17e12T^{2} \)
59 \( 1 + (-3.15e5 - 5.46e5i)T + (-1.24e12 + 2.15e12i)T^{2} \)
61 \( 1 + (6.12e5 + 1.06e6i)T + (-1.57e12 + 2.72e12i)T^{2} \)
67 \( 1 + (-6.17e5 + 1.06e6i)T + (-3.03e12 - 5.24e12i)T^{2} \)
71 \( 1 + (6.18e5 + 1.07e6i)T + (-4.54e12 + 7.87e12i)T^{2} \)
73 \( 1 + 2.14e6T + 1.10e13T^{2} \)
79 \( 1 + 6.17e5T + 1.92e13T^{2} \)
83 \( 1 + 1.82e6T + 2.71e13T^{2} \)
89 \( 1 + (-3.53e6 + 6.11e6i)T + (-2.21e13 - 3.83e13i)T^{2} \)
97 \( 1 + (3.72e6 + 6.44e6i)T + (-4.03e13 + 6.99e13i)T^{2} \)
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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

−12.50185825224519428955536060151, −11.68055320220783697237080140056, −10.26624930620971597730422469321, −10.08277309594987220506169394230, −9.415026740961600301246672753972, −6.06994030209165792825498723986, −5.07005490811650815202594331953, −4.59117994037903759433447683623, −2.72857020732265904406900243313, −1.65941357080398570014142095289, 0.61067033592531181698410713095, 2.63937269470881206724446875886, 5.29594617467450620209636862756, 5.62493572653138792354322993563, 6.62842188979691069619180318122, 7.49179833465063812675775217993, 8.723905050735506231253120448111, 10.55082537266722425570584626115, 12.21410225300491691831506764412, 13.15403793701958152504935322702

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