Properties

Label 8-2e4-1.1-c87e4-0-0
Degree $8$
Conductor $16$
Sign $1$
Analytic cond. $8.44639\times 10^{7}$
Root an. cond. $9.79115$
Motivic weight $87$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $0$

Origins

Origins of factors

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Normalization:  

Dirichlet series

L(s)  = 1  − 3.51e13·2-s + 4.03e20·3-s + 7.73e26·4-s − 4.03e30·5-s − 1.41e34·6-s + 8.58e36·7-s − 1.36e40·8-s − 1.55e41·9-s + 1.42e44·10-s + 2.97e45·11-s + 3.11e47·12-s − 1.76e48·13-s − 3.01e50·14-s − 1.62e51·15-s + 2.09e53·16-s − 7.02e53·17-s + 5.45e54·18-s + 3.80e55·19-s − 3.12e57·20-s + 3.46e57·21-s − 1.04e59·22-s + 2.67e59·23-s − 5.48e60·24-s + 8.66e60·25-s + 6.21e61·26-s − 9.50e61·27-s + 6.64e63·28-s + ⋯
L(s)  = 1  − 2.82·2-s + 0.709·3-s + 5·4-s − 1.58·5-s − 2.00·6-s + 1.48·7-s − 7.07·8-s − 0.479·9-s + 4.49·10-s + 1.48·11-s + 3.54·12-s − 0.617·13-s − 4.20·14-s − 1.12·15-s + 35/4·16-s − 2.09·17-s + 1.35·18-s + 0.900·19-s − 7.94·20-s + 1.05·21-s − 4.20·22-s + 1.55·23-s − 5.01·24-s + 1.34·25-s + 1.74·26-s − 0.517·27-s + 7.42·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 16 ^{s/2} \, \Gamma_{\C}(s)^{4} \, L(s)\cr =\mathstrut & \, \Lambda(88-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 16 ^{s/2} \, \Gamma_{\C}(s+87/2)^{4} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(8\)
Conductor: \(16\)    =    \(2^{4}\)
Sign: $1$
Analytic conductor: \(8.44639\times 10^{7}\)
Root analytic conductor: \(9.79115\)
Motivic weight: \(87\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((8,\ 16,\ (\ :87/2, 87/2, 87/2, 87/2),\ 1)\)

Particular Values

\(L(44)\) \(\approx\) \(0.6896896870\)
\(L(\frac12)\) \(\approx\) \(0.6896896870\)
\(L(\frac{89}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$\Gal(F_p)$$F_p(T)$
bad2$C_1$ \( ( 1 + p^{43} T )^{4} \)
good3$C_2 \wr S_4$ \( 1 - \)\(13\!\cdots\!76\)\( p T + \)\(48\!\cdots\!72\)\( p^{8} T^{2} - \)\(10\!\cdots\!40\)\( p^{23} T^{3} + \)\(13\!\cdots\!46\)\( p^{40} T^{4} - \)\(10\!\cdots\!40\)\( p^{110} T^{5} + \)\(48\!\cdots\!72\)\( p^{182} T^{6} - \)\(13\!\cdots\!76\)\( p^{262} T^{7} + p^{348} T^{8} \)
5$C_2 \wr S_4$ \( 1 + \)\(80\!\cdots\!52\)\( p T + \)\(97\!\cdots\!52\)\( p^{7} T^{2} + \)\(19\!\cdots\!08\)\( p^{16} T^{3} + \)\(64\!\cdots\!82\)\( p^{29} T^{4} + \)\(19\!\cdots\!08\)\( p^{103} T^{5} + \)\(97\!\cdots\!52\)\( p^{181} T^{6} + \)\(80\!\cdots\!52\)\( p^{262} T^{7} + p^{348} T^{8} \)
7$C_2 \wr S_4$ \( 1 - \)\(12\!\cdots\!72\)\( p T + \)\(48\!\cdots\!04\)\( p^{5} T^{2} - \)\(36\!\cdots\!20\)\( p^{12} T^{3} + \)\(10\!\cdots\!14\)\( p^{22} T^{4} - \)\(36\!\cdots\!20\)\( p^{99} T^{5} + \)\(48\!\cdots\!04\)\( p^{179} T^{6} - \)\(12\!\cdots\!72\)\( p^{262} T^{7} + p^{348} T^{8} \)
11$C_2 \wr S_4$ \( 1 - \)\(29\!\cdots\!48\)\( T + \)\(10\!\cdots\!08\)\( p^{3} T^{2} - \)\(17\!\cdots\!76\)\( p^{6} T^{3} + \)\(24\!\cdots\!70\)\( p^{13} T^{4} - \)\(17\!\cdots\!76\)\( p^{93} T^{5} + \)\(10\!\cdots\!08\)\( p^{177} T^{6} - \)\(29\!\cdots\!48\)\( p^{261} T^{7} + p^{348} T^{8} \)
13$C_2 \wr S_4$ \( 1 + \)\(13\!\cdots\!24\)\( p T + \)\(57\!\cdots\!88\)\( p^{2} T^{2} + \)\(95\!\cdots\!80\)\( p^{6} T^{3} + \)\(28\!\cdots\!46\)\( p^{12} T^{4} + \)\(95\!\cdots\!80\)\( p^{93} T^{5} + \)\(57\!\cdots\!88\)\( p^{176} T^{6} + \)\(13\!\cdots\!24\)\( p^{262} T^{7} + p^{348} T^{8} \)
17$C_2 \wr S_4$ \( 1 + \)\(70\!\cdots\!16\)\( T + \)\(15\!\cdots\!92\)\( p^{2} T^{2} + \)\(14\!\cdots\!80\)\( p^{5} T^{3} + \)\(10\!\cdots\!06\)\( p^{8} T^{4} + \)\(14\!\cdots\!80\)\( p^{92} T^{5} + \)\(15\!\cdots\!92\)\( p^{176} T^{6} + \)\(70\!\cdots\!16\)\( p^{261} T^{7} + p^{348} T^{8} \)
19$C_2 \wr S_4$ \( 1 - \)\(38\!\cdots\!60\)\( T + \)\(27\!\cdots\!24\)\( p T^{2} - \)\(13\!\cdots\!20\)\( p^{4} T^{3} + \)\(69\!\cdots\!86\)\( p^{8} T^{4} - \)\(13\!\cdots\!20\)\( p^{91} T^{5} + \)\(27\!\cdots\!24\)\( p^{175} T^{6} - \)\(38\!\cdots\!60\)\( p^{261} T^{7} + p^{348} T^{8} \)
23$C_2 \wr S_4$ \( 1 - \)\(26\!\cdots\!28\)\( T + \)\(59\!\cdots\!84\)\( p T^{2} - \)\(85\!\cdots\!20\)\( p^{4} T^{3} + \)\(18\!\cdots\!78\)\( p^{7} T^{4} - \)\(85\!\cdots\!20\)\( p^{91} T^{5} + \)\(59\!\cdots\!84\)\( p^{175} T^{6} - \)\(26\!\cdots\!28\)\( p^{261} T^{7} + p^{348} T^{8} \)
29$C_2 \wr S_4$ \( 1 + \)\(32\!\cdots\!60\)\( p T + \)\(63\!\cdots\!96\)\( p^{2} T^{2} + \)\(13\!\cdots\!20\)\( p^{3} T^{3} + \)\(17\!\cdots\!06\)\( p^{4} T^{4} + \)\(13\!\cdots\!20\)\( p^{90} T^{5} + \)\(63\!\cdots\!96\)\( p^{176} T^{6} + \)\(32\!\cdots\!60\)\( p^{262} T^{7} + p^{348} T^{8} \)
31$C_2 \wr S_4$ \( 1 - \)\(11\!\cdots\!68\)\( T + \)\(34\!\cdots\!88\)\( p T^{2} + \)\(36\!\cdots\!44\)\( p^{3} T^{3} - \)\(61\!\cdots\!30\)\( p^{5} T^{4} + \)\(36\!\cdots\!44\)\( p^{90} T^{5} + \)\(34\!\cdots\!88\)\( p^{175} T^{6} - \)\(11\!\cdots\!68\)\( p^{261} T^{7} + p^{348} T^{8} \)
37$C_2 \wr S_4$ \( 1 - \)\(18\!\cdots\!64\)\( T + \)\(27\!\cdots\!64\)\( p T^{2} - \)\(27\!\cdots\!40\)\( p^{3} T^{3} + \)\(58\!\cdots\!78\)\( p^{5} T^{4} - \)\(27\!\cdots\!40\)\( p^{90} T^{5} + \)\(27\!\cdots\!64\)\( p^{175} T^{6} - \)\(18\!\cdots\!64\)\( p^{261} T^{7} + p^{348} T^{8} \)
41$C_2 \wr S_4$ \( 1 - \)\(54\!\cdots\!08\)\( T + \)\(75\!\cdots\!28\)\( p T^{2} - \)\(22\!\cdots\!56\)\( p^{3} T^{3} + \)\(62\!\cdots\!70\)\( p^{5} T^{4} - \)\(22\!\cdots\!56\)\( p^{90} T^{5} + \)\(75\!\cdots\!28\)\( p^{175} T^{6} - \)\(54\!\cdots\!08\)\( p^{261} T^{7} + p^{348} T^{8} \)
43$C_2 \wr S_4$ \( 1 + \)\(36\!\cdots\!64\)\( p T + \)\(27\!\cdots\!08\)\( p^{2} T^{2} + \)\(69\!\cdots\!40\)\( p^{3} T^{3} + \)\(28\!\cdots\!26\)\( p^{4} T^{4} + \)\(69\!\cdots\!40\)\( p^{90} T^{5} + \)\(27\!\cdots\!08\)\( p^{176} T^{6} + \)\(36\!\cdots\!64\)\( p^{262} T^{7} + p^{348} T^{8} \)
47$C_2 \wr S_4$ \( 1 + \)\(11\!\cdots\!36\)\( T + \)\(27\!\cdots\!04\)\( p T^{2} + \)\(37\!\cdots\!80\)\( p^{2} T^{3} + \)\(51\!\cdots\!82\)\( p^{3} T^{4} + \)\(37\!\cdots\!80\)\( p^{89} T^{5} + \)\(27\!\cdots\!04\)\( p^{175} T^{6} + \)\(11\!\cdots\!36\)\( p^{261} T^{7} + p^{348} T^{8} \)
53$C_2 \wr S_4$ \( 1 + \)\(32\!\cdots\!12\)\( T + \)\(12\!\cdots\!84\)\( p T^{2} + \)\(34\!\cdots\!60\)\( p^{2} T^{3} + \)\(74\!\cdots\!58\)\( p^{3} T^{4} + \)\(34\!\cdots\!60\)\( p^{89} T^{5} + \)\(12\!\cdots\!84\)\( p^{175} T^{6} + \)\(32\!\cdots\!12\)\( p^{261} T^{7} + p^{348} T^{8} \)
59$C_2 \wr S_4$ \( 1 + \)\(81\!\cdots\!80\)\( T + \)\(54\!\cdots\!64\)\( p T^{2} + \)\(61\!\cdots\!60\)\( p^{2} T^{3} + \)\(22\!\cdots\!54\)\( p^{3} T^{4} + \)\(61\!\cdots\!60\)\( p^{89} T^{5} + \)\(54\!\cdots\!64\)\( p^{175} T^{6} + \)\(81\!\cdots\!80\)\( p^{261} T^{7} + p^{348} T^{8} \)
61$C_2 \wr S_4$ \( 1 - \)\(90\!\cdots\!28\)\( T + \)\(15\!\cdots\!48\)\( p T^{2} - \)\(12\!\cdots\!16\)\( p^{2} T^{3} + \)\(12\!\cdots\!70\)\( p^{3} T^{4} - \)\(12\!\cdots\!16\)\( p^{89} T^{5} + \)\(15\!\cdots\!48\)\( p^{175} T^{6} - \)\(90\!\cdots\!28\)\( p^{261} T^{7} + p^{348} T^{8} \)
67$C_2 \wr S_4$ \( 1 + \)\(65\!\cdots\!96\)\( T + \)\(40\!\cdots\!44\)\( p T^{2} + \)\(17\!\cdots\!80\)\( p^{2} T^{3} + \)\(73\!\cdots\!02\)\( p^{3} T^{4} + \)\(17\!\cdots\!80\)\( p^{89} T^{5} + \)\(40\!\cdots\!44\)\( p^{175} T^{6} + \)\(65\!\cdots\!96\)\( p^{261} T^{7} + p^{348} T^{8} \)
71$C_2 \wr S_4$ \( 1 + \)\(25\!\cdots\!52\)\( p T + \)\(75\!\cdots\!68\)\( p^{2} T^{2} + \)\(13\!\cdots\!44\)\( p^{3} T^{3} + \)\(23\!\cdots\!70\)\( p^{4} T^{4} + \)\(13\!\cdots\!44\)\( p^{90} T^{5} + \)\(75\!\cdots\!68\)\( p^{176} T^{6} + \)\(25\!\cdots\!52\)\( p^{262} T^{7} + p^{348} T^{8} \)
73$C_2 \wr S_4$ \( 1 - \)\(35\!\cdots\!88\)\( T + \)\(39\!\cdots\!04\)\( p T^{2} - \)\(17\!\cdots\!00\)\( p^{2} T^{3} + \)\(13\!\cdots\!58\)\( p^{3} T^{4} - \)\(17\!\cdots\!00\)\( p^{89} T^{5} + \)\(39\!\cdots\!04\)\( p^{175} T^{6} - \)\(35\!\cdots\!88\)\( p^{261} T^{7} + p^{348} T^{8} \)
79$C_2 \wr S_4$ \( 1 - \)\(19\!\cdots\!80\)\( p T + \)\(35\!\cdots\!96\)\( p^{2} T^{2} - \)\(67\!\cdots\!60\)\( p^{3} T^{3} + \)\(10\!\cdots\!06\)\( p^{4} T^{4} - \)\(67\!\cdots\!60\)\( p^{90} T^{5} + \)\(35\!\cdots\!96\)\( p^{176} T^{6} - \)\(19\!\cdots\!80\)\( p^{262} T^{7} + p^{348} T^{8} \)
83$C_2 \wr S_4$ \( 1 - \)\(13\!\cdots\!96\)\( p T + \)\(34\!\cdots\!28\)\( p^{2} T^{2} - \)\(56\!\cdots\!80\)\( p^{3} T^{3} + \)\(57\!\cdots\!86\)\( p^{4} T^{4} - \)\(56\!\cdots\!80\)\( p^{90} T^{5} + \)\(34\!\cdots\!28\)\( p^{176} T^{6} - \)\(13\!\cdots\!96\)\( p^{262} T^{7} + p^{348} T^{8} \)
89$C_2 \wr S_4$ \( 1 + \)\(11\!\cdots\!60\)\( T + \)\(10\!\cdots\!16\)\( T^{2} + \)\(12\!\cdots\!20\)\( T^{3} + \)\(48\!\cdots\!46\)\( T^{4} + \)\(12\!\cdots\!20\)\( p^{87} T^{5} + \)\(10\!\cdots\!16\)\( p^{174} T^{6} + \)\(11\!\cdots\!60\)\( p^{261} T^{7} + p^{348} T^{8} \)
97$C_2 \wr S_4$ \( 1 - \)\(84\!\cdots\!84\)\( T + \)\(14\!\cdots\!48\)\( T^{2} - \)\(30\!\cdots\!20\)\( T^{3} + \)\(97\!\cdots\!66\)\( T^{4} - \)\(30\!\cdots\!20\)\( p^{87} T^{5} + \)\(14\!\cdots\!48\)\( p^{174} T^{6} - \)\(84\!\cdots\!84\)\( p^{261} T^{7} + p^{348} T^{8} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{8} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−8.692660134038095251606524820038, −8.041493609046368949896711463115, −7.78221580197980130400781843000, −7.59075105648841395702588976167, −7.57386580360675478197887990924, −6.86730410984493347909207082338, −6.54249269705281997050589741877, −6.37884725540771889676689976584, −6.16954090348003784561976396902, −5.21678181675835808610135081145, −4.80814530065435570364061133337, −4.68886295846973120643187208938, −4.37236280775379550751523776054, −3.76612893941011252821513228776, −3.17863575213613941618806631807, −3.12392282633690103654311652179, −2.97141330193538226762185766685, −2.34421222146130258906937531787, −1.90737593458329548511964222685, −1.84829865759006224261982024663, −1.35574022902466705355234506159, −1.20546400816313718680675491866, −0.75057581048736493451549292595, −0.45834592509668309188427641053, −0.20386348093953006742400555354, 0.20386348093953006742400555354, 0.45834592509668309188427641053, 0.75057581048736493451549292595, 1.20546400816313718680675491866, 1.35574022902466705355234506159, 1.84829865759006224261982024663, 1.90737593458329548511964222685, 2.34421222146130258906937531787, 2.97141330193538226762185766685, 3.12392282633690103654311652179, 3.17863575213613941618806631807, 3.76612893941011252821513228776, 4.37236280775379550751523776054, 4.68886295846973120643187208938, 4.80814530065435570364061133337, 5.21678181675835808610135081145, 6.16954090348003784561976396902, 6.37884725540771889676689976584, 6.54249269705281997050589741877, 6.86730410984493347909207082338, 7.57386580360675478197887990924, 7.59075105648841395702588976167, 7.78221580197980130400781843000, 8.041493609046368949896711463115, 8.692660134038095251606524820038

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