Properties

Label 2-91-1.1-c7-0-24
Degree $2$
Conductor $91$
Sign $1$
Analytic cond. $28.4270$
Root an. cond. $5.33170$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + 21.4·2-s − 57.9·3-s + 332.·4-s + 368.·5-s − 1.24e3·6-s + 343·7-s + 4.38e3·8-s + 1.17e3·9-s + 7.89e3·10-s − 3.95e3·11-s − 1.92e4·12-s + 2.19e3·13-s + 7.35e3·14-s − 2.13e4·15-s + 5.15e4·16-s + 1.84e4·17-s + 2.51e4·18-s + 4.95e4·19-s + 1.22e5·20-s − 1.98e4·21-s − 8.48e4·22-s − 6.58e4·23-s − 2.54e5·24-s + 5.73e4·25-s + 4.71e4·26-s + 5.88e4·27-s + 1.13e5·28-s + ⋯
L(s)  = 1  + 1.89·2-s − 1.23·3-s + 2.59·4-s + 1.31·5-s − 2.35·6-s + 0.377·7-s + 3.02·8-s + 0.535·9-s + 2.49·10-s − 0.896·11-s − 3.21·12-s + 0.277·13-s + 0.716·14-s − 1.63·15-s + 3.14·16-s + 0.908·17-s + 1.01·18-s + 1.65·19-s + 3.41·20-s − 0.468·21-s − 1.69·22-s − 1.12·23-s − 3.75·24-s + 0.733·25-s + 0.525·26-s + 0.575·27-s + 0.981·28-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(91\)    =    \(7 \cdot 13\)
Sign: $1$
Analytic conductor: \(28.4270\)
Root analytic conductor: \(5.33170\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 91,\ (\ :7/2),\ 1)\)

Particular Values

\(L(4)\) \(\approx\) \(5.749071594\)
\(L(\frac12)\) \(\approx\) \(5.749071594\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 - 343T \)
13 \( 1 - 2.19e3T \)
good2 \( 1 - 21.4T + 128T^{2} \)
3 \( 1 + 57.9T + 2.18e3T^{2} \)
5 \( 1 - 368.T + 7.81e4T^{2} \)
11 \( 1 + 3.95e3T + 1.94e7T^{2} \)
17 \( 1 - 1.84e4T + 4.10e8T^{2} \)
19 \( 1 - 4.95e4T + 8.93e8T^{2} \)
23 \( 1 + 6.58e4T + 3.40e9T^{2} \)
29 \( 1 - 1.39e5T + 1.72e10T^{2} \)
31 \( 1 + 8.05e4T + 2.75e10T^{2} \)
37 \( 1 + 3.31e5T + 9.49e10T^{2} \)
41 \( 1 - 6.00e5T + 1.94e11T^{2} \)
43 \( 1 - 4.07e5T + 2.71e11T^{2} \)
47 \( 1 + 4.03e5T + 5.06e11T^{2} \)
53 \( 1 + 7.66e5T + 1.17e12T^{2} \)
59 \( 1 + 2.94e6T + 2.48e12T^{2} \)
61 \( 1 + 7.72e5T + 3.14e12T^{2} \)
67 \( 1 + 4.03e6T + 6.06e12T^{2} \)
71 \( 1 - 2.55e6T + 9.09e12T^{2} \)
73 \( 1 + 2.53e6T + 1.10e13T^{2} \)
79 \( 1 + 2.00e6T + 1.92e13T^{2} \)
83 \( 1 + 8.63e6T + 2.71e13T^{2} \)
89 \( 1 + 4.56e6T + 4.42e13T^{2} \)
97 \( 1 - 2.73e6T + 8.07e13T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−12.65449290265815992181776509344, −11.93195699344654610313192907639, −10.91219063446376968516331136963, −10.05691976420307511409570984567, −7.49509251328973225335252742969, −6.04038483809205266684210711014, −5.64245754513886897928545409723, −4.78234011268111345776038922285, −2.94674567585944454400392899466, −1.46985071615891315727496169394, 1.46985071615891315727496169394, 2.94674567585944454400392899466, 4.78234011268111345776038922285, 5.64245754513886897928545409723, 6.04038483809205266684210711014, 7.49509251328973225335252742969, 10.05691976420307511409570984567, 10.91219063446376968516331136963, 11.93195699344654610313192907639, 12.65449290265815992181776509344

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