Properties

Label 2-31e2-31.20-c1-0-48
Degree $2$
Conductor $961$
Sign $-0.919 + 0.392i$
Analytic cond. $7.67362$
Root an. cond. $2.77013$
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  + (−0.190 − 0.587i)2-s + (−0.669 − 0.743i)3-s + (1.30 − 0.951i)4-s + (1.30 + 2.26i)5-s + (−0.309 + 0.535i)6-s + (−0.313 − 2.98i)7-s + (−1.80 − 1.31i)8-s + (0.209 − 1.98i)9-s + (1.08 − 1.20i)10-s + (−0.697 − 0.310i)11-s + (−1.58 − 0.336i)12-s + (−4.74 + 1.00i)13-s + (−1.69 + 0.754i)14-s + (0.809 − 2.48i)15-s + (0.572 − 1.76i)16-s + (0.215 − 0.0960i)17-s + ⋯
L(s)  = 1  + (−0.135 − 0.415i)2-s + (−0.386 − 0.429i)3-s + (0.654 − 0.475i)4-s + (0.585 + 1.01i)5-s + (−0.126 + 0.218i)6-s + (−0.118 − 1.12i)7-s + (−0.639 − 0.464i)8-s + (0.0696 − 0.663i)9-s + (0.342 − 0.380i)10-s + (−0.210 − 0.0936i)11-s + (−0.456 − 0.0971i)12-s + (−1.31 + 0.279i)13-s + (−0.452 + 0.201i)14-s + (0.208 − 0.642i)15-s + (0.143 − 0.440i)16-s + (0.0523 − 0.0232i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 961 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.919 + 0.392i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 961 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.919 + 0.392i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(961\)    =    \(31^{2}\)
Sign: $-0.919 + 0.392i$
Analytic conductor: \(7.67362\)
Root analytic conductor: \(2.77013\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{961} (547, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 961,\ (\ :1/2),\ -0.919 + 0.392i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.233194 - 1.14058i\)
\(L(\frac12)\) \(\approx\) \(0.233194 - 1.14058i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad31 \( 1 \)
good2 \( 1 + (0.190 + 0.587i)T + (-1.61 + 1.17i)T^{2} \)
3 \( 1 + (0.669 + 0.743i)T + (-0.313 + 2.98i)T^{2} \)
5 \( 1 + (-1.30 - 2.26i)T + (-2.5 + 4.33i)T^{2} \)
7 \( 1 + (0.313 + 2.98i)T + (-6.84 + 1.45i)T^{2} \)
11 \( 1 + (0.697 + 0.310i)T + (7.36 + 8.17i)T^{2} \)
13 \( 1 + (4.74 - 1.00i)T + (11.8 - 5.28i)T^{2} \)
17 \( 1 + (-0.215 + 0.0960i)T + (11.3 - 12.6i)T^{2} \)
19 \( 1 + (4.89 + 1.03i)T + (17.3 + 7.72i)T^{2} \)
23 \( 1 + (-4.42 - 3.21i)T + (7.10 + 21.8i)T^{2} \)
29 \( 1 + (2.66 + 8.19i)T + (-23.4 + 17.0i)T^{2} \)
37 \( 1 + (0.118 - 0.204i)T + (-18.5 - 32.0i)T^{2} \)
41 \( 1 + (-4.33 + 4.80i)T + (-4.28 - 40.7i)T^{2} \)
43 \( 1 + (-4.51 - 0.960i)T + (39.2 + 17.4i)T^{2} \)
47 \( 1 + (1.04 - 3.21i)T + (-38.0 - 27.6i)T^{2} \)
53 \( 1 + (-1.32 + 12.6i)T + (-51.8 - 11.0i)T^{2} \)
59 \( 1 + (-6.33 - 7.03i)T + (-6.16 + 58.6i)T^{2} \)
61 \( 1 + 6.94T + 61T^{2} \)
67 \( 1 + (-2.11 - 3.66i)T + (-33.5 + 58.0i)T^{2} \)
71 \( 1 + (0.00942 - 0.0896i)T + (-69.4 - 14.7i)T^{2} \)
73 \( 1 + (7.82 + 3.48i)T + (48.8 + 54.2i)T^{2} \)
79 \( 1 + (52.8 - 58.7i)T^{2} \)
83 \( 1 + (2.73 - 3.03i)T + (-8.67 - 82.5i)T^{2} \)
89 \( 1 + (-5.16 + 3.75i)T + (27.5 - 84.6i)T^{2} \)
97 \( 1 + (-4.28 + 3.11i)T + (29.9 - 92.2i)T^{2} \)
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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

−9.930086176723303761980926649601, −9.241542133357033260954041039697, −7.52537869672231565722411912074, −7.00440281939830079961468161384, −6.43657270001657871889072991277, −5.60072265705333859533539129919, −4.13750987003398233053581278421, −2.91417491809159066820847584683, −2.00147103659247028781458586740, −0.53757221368283849994529731969, 1.99563207359567482999859754532, 2.81214609046502376923362719476, 4.57314039926330855195887907847, 5.30863595834173283463074278809, 5.89624753236698461883425133701, 7.01878318117457280420401495458, 7.943846834798567279355762422803, 8.782947819206602599624125258235, 9.328106372894389225880127137983, 10.42388197095120562935667287665

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