Properties

Label 2-75-1.1-c21-0-40
Degree $2$
Conductor $75$
Sign $-1$
Analytic cond. $209.608$
Root an. cond. $14.4778$
Motivic weight $21$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 340.·2-s − 5.90e4·3-s − 1.98e6·4-s + 2.01e7·6-s + 6.73e8·7-s + 1.39e9·8-s + 3.48e9·9-s + 8.81e10·11-s + 1.16e11·12-s − 4.35e11·13-s − 2.29e11·14-s + 3.68e12·16-s + 3.38e12·17-s − 1.18e12·18-s − 4.68e13·19-s − 3.97e13·21-s − 3.00e13·22-s + 2.77e13·23-s − 8.20e13·24-s + 1.48e14·26-s − 2.05e14·27-s − 1.33e15·28-s − 4.93e14·29-s − 1.99e15·31-s − 4.17e15·32-s − 5.20e15·33-s − 1.15e15·34-s + ⋯
L(s)  = 1  − 0.235·2-s − 0.577·3-s − 0.944·4-s + 0.135·6-s + 0.900·7-s + 0.457·8-s + 0.333·9-s + 1.02·11-s + 0.545·12-s − 0.877·13-s − 0.212·14-s + 0.836·16-s + 0.407·17-s − 0.0784·18-s − 1.75·19-s − 0.520·21-s − 0.241·22-s + 0.139·23-s − 0.264·24-s + 0.206·26-s − 0.192·27-s − 0.850·28-s − 0.217·29-s − 0.436·31-s − 0.654·32-s − 0.591·33-s − 0.0959·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 75 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(22-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 75 ^{s/2} \, \Gamma_{\C}(s+21/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(75\)    =    \(3 \cdot 5^{2}\)
Sign: $-1$
Analytic conductor: \(209.608\)
Root analytic conductor: \(14.4778\)
Motivic weight: \(21\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 75,\ (\ :21/2),\ -1)\)

Particular Values

\(L(11)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{23}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + 5.90e4T \)
5 \( 1 \)
good2 \( 1 + 340.T + 2.09e6T^{2} \)
7 \( 1 - 6.73e8T + 5.58e17T^{2} \)
11 \( 1 - 8.81e10T + 7.40e21T^{2} \)
13 \( 1 + 4.35e11T + 2.47e23T^{2} \)
17 \( 1 - 3.38e12T + 6.90e25T^{2} \)
19 \( 1 + 4.68e13T + 7.14e26T^{2} \)
23 \( 1 - 2.77e13T + 3.94e28T^{2} \)
29 \( 1 + 4.93e14T + 5.13e30T^{2} \)
31 \( 1 + 1.99e15T + 2.08e31T^{2} \)
37 \( 1 + 2.48e16T + 8.55e32T^{2} \)
41 \( 1 - 1.53e17T + 7.38e33T^{2} \)
43 \( 1 + 8.38e16T + 2.00e34T^{2} \)
47 \( 1 - 1.06e16T + 1.30e35T^{2} \)
53 \( 1 - 2.83e17T + 1.62e36T^{2} \)
59 \( 1 - 7.02e18T + 1.54e37T^{2} \)
61 \( 1 - 6.54e18T + 3.10e37T^{2} \)
67 \( 1 - 1.27e18T + 2.22e38T^{2} \)
71 \( 1 - 9.18e18T + 7.52e38T^{2} \)
73 \( 1 + 3.67e19T + 1.34e39T^{2} \)
79 \( 1 + 6.42e19T + 7.08e39T^{2} \)
83 \( 1 - 2.62e20T + 1.99e40T^{2} \)
89 \( 1 + 2.98e20T + 8.65e40T^{2} \)
97 \( 1 - 6.86e20T + 5.27e41T^{2} \)
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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

−10.08487898697867764316913755628, −9.041481195330474100747611465704, −8.110806324469742240421148935961, −6.92640247436663866891807056783, −5.59690471947318103903558907808, −4.63834832277891184665773100896, −3.88900399668348773016807928200, −2.03477515415093804182944642053, −1.00621754014060383817051786073, 0, 1.00621754014060383817051786073, 2.03477515415093804182944642053, 3.88900399668348773016807928200, 4.63834832277891184665773100896, 5.59690471947318103903558907808, 6.92640247436663866891807056783, 8.110806324469742240421148935961, 9.041481195330474100747611465704, 10.08487898697867764316913755628

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